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Fibocom SC138-NA Series Hardware Manual

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FIBOCOM LTE Module (SC138-NA
Series) Hardware Guide
Version: V1.0.1
Date: 2021-04-18
Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved.
FIBOCOM SC138-EAU Series Hardware Guide
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Summary of Contents for Fibocom SC138-NA Series

  • Page 1 FIBOCOM LTE Module (SC138-NA Series) Hardware Guide Version: V1.0.1 Date: 2021-04-18 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-EAU Series Hardware Guide 1/88...
  • Page 2 Applicability Type Product Model Description SC138-NA Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 2/88...
  • Page 3 Trademark The trademark is registered and owned by Fibocom Wireless Inc. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 3/88...
  • Page 4 Guojiang Ye Xincai First revision, Adding W-20 Tu Min Chen V1.0.1 Huang 2021-04-18 version; Updating some RF Li Xiyi Guojiang Feng parameters. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 4/88...

  • Page 5: Table Of Contents

    (U) SIM .......................... 46 SDIO Interface ....................... 48 GPIO..........................49 3.10 I C ..........................50 3.11 ADC ..........................51 3.12 I2S Interface ........................51 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 5/88...
  • Page 6 3.23 Antenna Requirements ....................69 RF PCB Layout Design Guide ..................71 WIFI and Bluetooth ...................... 74 WIFI Overview ....................... 74 WIFI Performance Indicators ..................74 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 6/88...
  • Page 7 Appendix B GPRS Coding Scheme ................. 86 Appendix C GPRS Multi-slot ..................... 87 Appendix D EDGE Modulation and Coding Mode ............88 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 7/88...

  • Page 8: About This Document

    1.1 Description The document describes information on electrical characteristics, RF performance, structural dimension, application environment, etc. of SC138-NA series modules. With the help of this document and other related documents, the application developer can quickly understand the hardware functions of SC138- NA series modules and develop the hardware of the product.
  • Page 9 Bluetooth Low Energy RF PHY Test Specification, RF-PHY.TS/4.0.0, December 15, 2009  Bluetooth Low Energy RF PHY Test Specification, RF-PHY.TS/5.0.2, December 07,2017 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 9/88...

  • Page 10: Related Documents

    1.3 Related Documents FIBOCOM SC138 Series SMT Design Guide Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 10/88...

  • Page 11: Product Overview

    PA, and support remote communication modes of FDD/TDD-LTE, WCDMA, and multiple types, WIFI/BT short-range wireless transmission technology and GNSS wireless positioning technology(SC138-W support WiFi/BT only). SC138-NA series modules are embedded in the open Android operating system and support multiple interfaces such as MIPI/USB/UART/SPI/I2C, so they are the preferred schemes for the core system of wireless intelligent products.
  • Page 12 SMS storage: It is stored in the module by default. 1 set of 4-Lane MIPI_DSI interfaces, with the maximum support of LCD interface 2,520 × 1,080 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 12/88...
  • Page 13 Support SD 3.0 and 4 bits SDIO; SD supports hot plug. 6 sets of I2C interfaces, which can be used for TP, Camera, Sensor I2C interface and other peripherals Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 13/88...
  • Page 14 4. For FCC Part 15.31 (h) and (k): The host manufacturer is responsible for additional testing to verify compliance as a composite system. When testing the host device for compliance with Part Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...
  • Page 15 Important Note notice that any deviation(s) from the defined parameters of the antenna trace, as described by the instructions, require that the host product manufacturer must notify to Fibocom wires Inc. that they wish to change the antenna trace design. In this case, a Class II permissive change application is required to be filed by the USI, or the host manufacturer can take responsibility through the change in FCC ID (new application) procedure followed by a Class II permissive change application.
  • Page 16 If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...
  • Page 17 As long as 2 conditions above are met, further transmitter test will not be required. However, the OEM integrator is still responsible for testing their end-product for any additional compliance requirements required with this module installed. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 17/88...
  • Page 18 énumérés ci-dessous et ayant un gain admissible maximal. Les types d'antenne non inclus dans cette liste, et dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur. 18/88 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...

  • Page 19: Pin Definition

    2.3.1 Pin Distribution Note: "NC" stands for No Connect. The pin at this position is reserved, and no connection is required. 2.3.2 Pin Description Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 19/88...
  • Page 20 SD power supply VREG_L19A_1 1.8 V/3 V self- (U)SIM 1 power supply adaption VREG_L20A_1 (U)SIM 2 power supply 1.8 V/3 V self- Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 20/88...
  • Page 21 KEY_VOL_UP_ Volume up key Active low Active low; KEY_VOL_DO Volume down key volume down WN_N key by default, Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 21/88...
  • Page 22 SD data interface SDC2_DATA1 SD data interface SDC2_DATA0 SD data interface SDC2_CLK SD clock SDC2_CMD SD command interface SD_CARD_DE SD detection Active low by Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 22/88...
  • Page 23 I2C clock camera by default Being used for CAM2_SDA I2C data line camera by default APPS_I2C_SC Need be I2C clock Pulled-up too, Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 23/88...
  • Page 24 USB 3.1 differential data sending- DisplayPort auxiliary DP_AUX_N transmission channel- DisplayPort auxiliary DP_AUX_P transmission channel+ USB_PHY_PS USB front and back plug logo Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 24/88...
  • Page 25 SPI clock SPI_CS SPI chip selection SPI_MISO SPI MISO SPI_MOSI SPI MOSI I2S Interface GPIO_125/I2S1 I2S serial clock _SCK GPIO_126/I2S1 I2S frame clock Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 25/88...
  • Page 26 NE2_P MIPI_DSI0_LA Main TP MIPI Lane2- AI/AO NE2_N MIPI_DSI0_LA Main TP MIPI Lane3+ AI/AO NE3_P MIPI_DSI0_LA Main TP MIPI Lane3- AI/AO NE3_N Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 26/88...
  • Page 27 AI/AO Camera 2 MIPI Lane 2- NE2_N MIPI_CSI2_LA AI/AO Camera 2 MIPI Lane 3+ NE3_P MIPI_CSI2_LA AI/AO Camera 2 MIPI Lane 3- Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 27/88...
  • Page 28 Camera 4 MIPI Lane 3- NE3_N CAM1_MCLK Camera 1 MCLK signal CAM1_RST_N Camera 1 reset signal CAM1_PWD_N Camera 1 PWD signal MIPI_CSI1_CL Camera 1 MIPI clock+ Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 28/88...
  • Page 29 Camera 2 PWD signal IOVDD_1.8V_E IOVDD power enabling signal GPIO_44 Camera 3 MCLK signal Audio Interface SPKR_DRV_P Loudspeaker drive output+ SPKR_DRV_N Loudspeaker drive output- Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 29/88...
  • Page 30 ALSP_INT_N Ambient light sensor interrupt Interruption of geomagnetic MAG_INT_N sensor Interruption 2 of acceleration ACCL_INT2_N sensor Interruption 1 of acceleration ACCL_INT1_N sensor Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 30/88...
  • Page 31 General GPIO, 1.8 V power GPIO_89 B-PD:nppukp domain GPIO_90 B-PD:nppukp B-PD:nppukp GPIO_129 Boot Config GPIO_70 B-PD:nppukp B-PD:nppukp GPIO_86 Boot Config GPIO_87 B-PD:nppukp Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 31/88...
  • Page 32 GPIO_119 B-PD:nppukp PM6125_GPIO B-PD:nppukp PMIC GPIO unused first PM6125_GPIO B-PD:nppukp PMIC GPIO unused first PM6125_GPIO B-PD:nppukp PMIC GPIO unused first NC Pin Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 32/88...
  • Page 33 L1/3 UART_RX I2C_SCL GPIO_22 UART_CTS SPI_MISO I2C_SDA I3C_SDA GPIO_23 UART_RFR SPI_MOSI I2C_SCL I3C_SCL QUP1 GPIO_24 UART_TX SPI_SCLK GPIO_25 UART_RX SPI_CS_N GPIO_26 SPI_CS1 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 33/88...
  • Page 34 Only one protocol can be selected in one QUP engine at a time. For example, simultaneous UART and I2C functionality are no longer supported. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...

  • Page 35: Application Interface

    VBAT routing, and ensure that there will not be too large falling of voltage under high- current at the maximum transmitting power. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...
  • Page 36 LDO or DCDC power supply requirements are not 220uF x 2 capacitance less than 440 uF capacitance. Battery power supply can be reduced to 100 uF- 220 uF capacitance. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 36/88...

  • Page 37: Vrtc

    If VRTC power supply is powered by external battery, the reference circuit is shown in the following figure: M odul e V R T C C oi n cel l Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 37/88...

  • Page 38: Power Output

    3.2 Control Signal 3.2.1 Startup and Shutdown SC138 module has 1-channel on/off control signal to operate the startup/shutdown, restart, sleep/wakeup for the module. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 38/88...
  • Page 39 K E Y _P W R _N 2s~8s 100pF Figure 3-5 OC drive startup circuit The startup timing sequence is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 39/88...
  • Page 40 Modules are in the standby mode, pull down KEY_PWR_N pin for 0.1s, and then the modules will enter the sleeping status. The system supports automatic sleeping, and the time from the standby status to the Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...

  • Page 41: Volume Control

    Pin No. Description Remarks USB_IN_DET VBUS input Detection USB_DP USB differential signal + USB_ DM USB differential signal - USB_ID USB ID pin Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 41/88...
  • Page 42 USB_PHY_PS USB front and back plug logo The reference design of USB 2.0 interface circuit is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 42/88...
  • Page 43 Figure 3-9 USB 2.0 interface reference circuit design (with OTG functions) The reference circuit design of USB 3.0 (Type-C) interfaces is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...
  • Page 44 USB 3.1 interface is a high-speed signal line, which needs to be shielded properly (differential lines are surrounded by grounding lines in a three-dimensional manner), and follow the principle of high- Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...

  • Page 45: Uart

    The voltage domain of each serial port is 1.8 V; when communicating with other voltage domain serial ports, it is necessary to add level conversion chips. The reference circuit design is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 45/88...

  • Page 46: Spi

    (off by default). Table 3-10 (U)SIM pin definition Pin Name Pin No. Description Remarks UIM1_DATA (U)SIM 1 data UIM1_CLK (U)SIM 1 clock Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 46/88...
  • Page 47 The filter capacitor and ESD device of (U)SIM signal should be placed close to the card slot. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 47/88...

  • Page 48: Sdio Interface

    The reference circuit design of SDIO interfaces is shown in the following figure: Figure 3-13 Reference circuits of SDIO interfaces SDIO interface design considerations: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 48/88...

  • Page 49: Gpio

    GPIO_124 B-PD:nppukp GPIO_58 B-PD:nppukp GPIO_57 B-PD:nppukp GPIO_130 B-PD:nppukp GPIO_132 B-PD:nppukp GPIO_93 B-PD:nppukp GPIO_123 B-PD:nppukp GPIO_31 B-PD:nppukp GPIO_41 B-PD:nppukp GPIO_116 B-PD:nppukp GPIO_115 B-PD:nppukp Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 49/88...

  • Page 50: I 2 C

    Pin No. Description Remarks SNS_I2C_SCL Sensor I2C clock SNS_I2C_SDA Sensor I2C data TS_I2C_SCL Touch screen I2C clock TS_I2C_SDA 150,158 Touch screen I2C data Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 50/88...

  • Page 51: Adc

    Configurable voltage is 0.3 ADC detection V-VBAT 3.12 I2S Interface The SC138 series modules have special audio I2S interfaces. Details are as follows: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 51/88...

  • Page 52: Battery Power Supply Interface

    MIPI_DSI0_CLK_P Main TP MIPI clock+ MIPI_DSI0_CLK_N Main TP MIPI clock- MIPI_DSI0_LANE0_P AI/AO Main TP MIPI Lane0+ MIPI_DSI0_LANE0_N AI/AO Main TP MIPI Lane0- Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 52/88...
  • Page 53 MIPI_D2N MIPI_D1P MIPI_DSI_LAN1_P E M I MIPI_DSI_LAN1_N MIPI_D1N MIPI_CLKP MIPI_DSI_CLK_P E M I MIPI_CLKN MIPI_DSI_CLK_N MIPI_D0P MIPI_DSI_LAN0_P E M I MIPI_DSI_LAN0_N MIPI_D0N Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 53/88...
  • Page 54 VREG_L9A_1P8 TP IO power supply VREG_3P0 TP VDD power supply TS_I2C_SCL Main TP I2C clock TS_I2C_SDA 150, 158 Main TP I2C data Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 54/88...

  • Page 55: Camera

    Camera 2 MIPI Lane 1+ MIPI_CSI2_LANE1_N AI/AO Camera 2 MIPI Lane 1- MIPI_CSI2_LANE2_P AI/AO Camera 2 MIPI Lane 2+ MIPI_CSI2_LANE2_N AI/AO Camera 2 MIPI Lane 2- Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 55/88...
  • Page 56 Camera 1 MIPI Lane1- MIPI_CSI1_LANE2_P AI/AO Camera 1 MIPI Lane2+ MIPI_CSI1_LANE2_N AI/AO Camera 1 MIPI Lane2- MIPI_CSI1_LANE3_P AI/AO Camera 1 MIPI Lane3+ Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 56/88...

  • Page 57: Camera 1

    Figure 3-16 Reference circuit for camera 1 3.17.2 Camera 2 The reference circuit design of 4-Lane front camera is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 57/88...

  • Page 58: Camera 3

    Figure 3-17 Reference circuit for camera 2 3.17.3 Camera 3 The reference circuit of camera 3 is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 58/88...

  • Page 59: Camera 4

    Figure 3-18 Reference circuit for camera 3 3.17.4 Camera 4 The reference circuit of camera 4 is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 59/88...

  • Page 60: Design Considerations

    It is recommended that the spacing between differential lines in the group should be 1.5 times the line width, and the spacing between differential lines and other routes should be 3 times the line Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...

  • Page 61: Sensor

    Interrupt signal of ambient light ALSP_INT_N sensor Interrupt signal of geomagnetic MAG_INT_N sensor ACCL_INT2_N G-Sensor interrupt signal 2 ACCL_INT1_N G-Sensor interrupt signal 1 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 61/88...

  • Page 62: Audio

    Auxiliary MIC differential MIC3_IN_P input+ Auxiliary MIC differential Unavailable function by MIC4_IN_N input- default, and grounding MIC4_IN_P Auxiliary MIC differential Unavailable function by Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 62/88...

  • Page 63: Microphone Circuit Design

    The LC filter circuit is reserved in the audio circuit to reduce EMI.   Audio route needs to be shielded. 3.19.2 Microphone Circuit Design M odul e M IC _P M IC _N Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 63/88...

  • Page 64: Handset Circuit Design

    Figure 3-21 Handset circuit design 3.19.4 Earphone Interface Circuit Design Module MIC2_P CDC_HPH_L CDC_HPH_R HPH_DET CDC_HPH_REF Figure 3-22 Earphone interface circuit design Note: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 64/88...

  • Page 65: Speaker Circuit Design

    The reference circuit is shown in the following figure: M odul e VREG_L9_1P8 FORCE_BOOT Figure 3-24 Forced downloading interface design Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 65/88...

  • Page 66: Circuit Reference Design

    0.2 dB, and the impedance is controlled within 50 Ω. Table 3-21 Definition of WIFI/BT antenna interface Pin Name Pin No. Description Remarks ANT-WIFI/BT WIFI/BT antenna interface 3.21.1 WIFI/BT Band Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 66/88...

  • Page 67: Circuit Reference Design

    GNSS supports GPS, GLONASS and Beidou. Table 3-23 Definition of GNSS antenna interface Pin Name Pin No. Description Remarks ANT_GPS GNSS antenna interface 3.22.1 GNSS Band Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 67/88...

  • Page 68: Circuit Reference Design

    A N T_G N S S Figure 3-27-1 Reference circuit of GNSS passive antenna The reference circuit of active antenna is shown in the following figure: Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 68/88...

  • Page 69: Antenna Requirements

    SC138SC138 Series Modules Antenna Requirements System Antenna Requirements Standing wave ratio: ≤ 2 WCDMA/LTE Gain (dBi): 1 Maximum input power (W): 5 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 69/88...
  • Page 70 Active antenna gain: > –2 dBi LNA gain in active antenna: < 17 dB (typical value) GPS- MAIN Antenna Isolation >20dB WiFi-cellular Antenna Isolation >20dB Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 70/88...

  • Page 71: Rf Pcb Layout Design Guide

    Figure 4-1 Microstrip line structure of two-layer of PCB  Complete structure of coplanar waveguide Figure 4-2 Coplanar waveguide structure of two-layer PCB Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 71/88...
  • Page 72 When connecting the device package, it shall be noted that the signal pin shall be kept at a certain distance from the ground. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...
  • Page 73 RF performance; the distance between the ground hole and the signal line shall be at least twice the line width (2 * W). Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide...

  • Page 74: Wifi And Bluetooth

    Bandwidth (MHz) TX Power (dBm) 1Mbps 17.0±3 802.11b 11Mbps 17.0±3 6Mbps 16.0±3 802.11g 2.4G 54Mbps 13.0±3 MCS0 15.0±3 802.11n MCS7 12.0±3 MCS0 15.0±3 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 74/88...
  • Page 75 -88.0 11Mbps -89.0 6Mbps 802.11g -73.0 54Mbps 2.4G -88.0 MCS0 -69.0 MCS7 802.11n -84.0 MCS0 -66.0 MCS7 -90.0 6Mbps 802.11a -76.0 54Mbps Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 75/88...

  • Page 76: Bluetooth Overview

    Support for ANT protocol Support for BT-WLAN coexistence operation, including optional concurrent receive   Up to 3.5 piconets (master, slave, and page scanning) Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 76/88...

  • Page 77: Bluetooth Performance Indicators

    Test conditions: supply voltage 3.8 V, ambient temperature 25ºC. Table 5-4 BT performance indicators Type DH-5 2-DH5 3-DH5 Unit Transmitter 11±2.5 9±2.5 8±2.5 6±2.5 Sensitivity Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 77/88...

  • Page 78: Gnss

    Description Type Result Unit Acquisition -145 Sensitivity Tracking -158 -130dBm dB-Hz Cold Start TTFF Warm Start Hot Start Static accuracy（95% @- 130dbm） Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 78/88...

  • Page 79: Electrical, Alt And Rf Performance

    Band2@ max power WCDMA Band4@ max power WCDMA-RMS RMS Current Band5@ max power Band2@max power(10MHz,1RB) FDD data Band4@max power(10MHz,1RB) LTE-RMS RMS Current Band5@max power(10MHz,1RB) Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 79/88...

  • Page 80: Electrostatic Protection

    Table 7-3 ESD performance Test Point Contact Discharge Air Discharge Unit VBAT, GND ±5 ±10 Antenna interface ±4 ±8 Other interfaces ±0.5 ±1 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 80/88...

  • Page 81: Structural Specification

    8.2 Structure Size 8.3 Reference PCB Bonding Pad Design For details of recommended design of PCB bonding pad and corresponding steel mesh, see FIBOCOM SC138 Series SMT Design Guide. Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved.

  • Page 82: Production And Storage

    9 Production and Storage 9.1 SMT Patch For details of SMT production process parameters and related requirements, see FIBOCOM SC138 Series SMT Design Guide. 9.2 Packaging and Storage For details of packing and storage, see FIBOCOM SC138 Series SMT Design Guide.

  • Page 83: Appendix A Abbreviations

    Mobile Station Mobile Terminated Printed Circuit Board Protocol Data Unit Phase Shift Keying Quadrature Amplitude Modulation QPSK Quadrature Phase Shift Keying Radio Frequency Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 83/88...
  • Page 84 Minimum Output High Level Voltage Value VOLmax Maximum Output Low Level Voltage Value VOLmin Minimum Output Low Level Voltage Value VSWR Voltage Standing Wave Ratio Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 84/88...
  • Page 85 Abbreviation Meaning WCDMA Wideband Code Division Multiple Access Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 85/88...

  • Page 86: Appendix B Gprs Coding Scheme

    CS-4 Code Rate Pre-coded USF Radio Block excl.USF and BCS Tail Coded Bits Punctured Bits Data Rate Kb/s 9.05 13.4 15.6 21.4 Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 86/88...

  • Page 87: Appendix C Gprs Multi-Slot

    Active slot represents the total number of slots that can be used simultaneously for uplink and downlink communication of GPRS devices Table C-1 Multi-slot allocation with different levels Multi-slot Class Downlink Slots Uplink Slots Active Slots Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 87/88...

  • Page 88: Appendix D Edge Modulation And Coding Mode

    44.8kbps 89.6kbps MCS-6 8-PSK 29.6kbps 59.2kbps 118.4kbps MCS-7 8-PSK 44.8kbps 89.6kbps 179.2kbps MCS-8 8-PSK 54.4kbps 108.8kbps 217.6kbps MCS-9 8-PSK 59.2kbps 118.4kbps 236.8kbps Reproduction forbidden without Fibocom Wireless Inc. written authorization - All rights reserved. FIBOCOM SC138-NA Series Hardware Guide 88/88...

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