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Quectel EC200T Hardware Design

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EC200T Mini PCIe
Hardware Design
LTE Standard Module Series
Rev. EC200T_Mini_PCIe_Hardware_Design_V1.0
Date: 2020-02-27
Status: Released
www.quectel.com

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  • Page 1 EC200T Mini PCIe Hardware Design LTE Standard Module Series Rev. EC200T_Mini_PCIe_Hardware_Design_V1.0 Date: 2020-02-27 Status: Released www.quectel.com...
  • Page 2 QUECTEL OFFERS THE INFORMATION AS A SERVICE TO ITS CUSTOMERS. THE INFORMATION PROVIDED IS BASED UPON CUSTOMERS’ REQUIREMENTS. QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE. QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREIN, AND DOES NOT ACCEPT ANY LIABILITY FOR ANY INJURY, LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION.

  • Page 3: About The Document

    LTE Standard Module Series EC200T Mini PCIe Hardware Design About the Document Revision History Version Date Author Description Jaye SANG/ 2020-02-27 Initial Niko WU EC200T_Mini_PCIe_Hardware_Design 2 / 45...

  • Page 4: Table Of Contents

    LTE Standard Module Series EC200T Mini PCIe Hardware Design Contents About the Document ........................... 2 Contents ............................... 3 Table Index ..............................5 Figure Index ..............................6 Introduction ............................7 1.1. Safety Information........................8 Product Concept ..........................9 2.1. General Description ........................9 2.2.
  • Page 5 ESD Characteristics ........................ 38 Dimensions and Packaging ......................40 6.1. General Description ......................... 40 6.2. Mechanical Dimensions of EC200T Mini PCIe ............... 40 6.3. Standard Dimensions of Mini PCI Express ................41 6.4. Packaging Specifications ......................42 Appendix A References ........................43...
  • Page 6 Table 19: Power Supply Requirements ...................... 35 Table 20: I/O Requirements ........................36 Table 21: Conducted RF Output Power of EC200T Mini PCIe ..............36 Table 22: Conducted RF Receiving Sensitivity of EC200T-CN Mini PCIe ..........37 Table 23: Conducted RF Receiving Sensitivity of EC200T-EU Mini PCIe ..........37 Table 24: ESD Characteristics of EC200T Mini PCIe ................
  • Page 7 Figure 15: Mechanicals of U.FL-LP Mating Plugs ..................34 Figure 16: Space Factor of Mating Plugs (Unit: mm) ................. 34 Figure 17: Mechanical Dimensions of EC200T Mini PCIe ................. 40 Figure 18: Standard Dimensions of Mini PCI Express ................41 Figure 19: Dimensions of the Mini PCI Express Connector (Molex 679105700) ........

  • Page 8: Introduction

    LTE Standard Module Series EC200T Mini PCIe Hardware Design Introduction This document defines EC200T Mini PCIe module, and describes its air interfaces and hardware interfaces which are connected with customers’ applications. This document helps customers quickly understand module interface specifications, electrical characteristics, mechanical specifications and other related information of the module.

  • Page 9: Safety Information

    The following safety precautions must be observed during all phases of operation, such as usage, service or repair of any cellular terminal or mobile incorporating EC200T Mini PCIe module. Manufacturers of the cellular terminal should send the following safety information to users and operating personnel, and incorporate these guidelines into all manuals supplied with the product.

  • Page 10: Product Concept

    Product Concept 2.1. General Description EC200T Mini PCIe module provides data connectivity on LTE-FDD, LTE-TDD, HSPA+, HSDPA, HSUPA, WCDMA, EDGE and GPRS networks with PCI Express Mini Card 1.2 standard interface. It supports embedded operating systems such as Linux, Android, etc., and also provides audio, high-speed data transmission for customers’...

  • Page 11: Description Of Module Series

    Support GSM: 900/1800MHz Support digital audio NOTES Rx-diversity is optional. B5 and B20 cannot be simultaneously supported on EC200T-EU Mini PCIe, and this is an either-or option. 2.3. Key Features The following table describes the detailed features of EC200T Mini PCIe module.
  • Page 12 LTE Standard Module Series EC200T Mini PCIe Hardware Design Class E2 (26dBm± 3dB) for DCS1800 8-PSK Class 3 (24dBm+1/-3dB) for WCDMA bands Class 3 (23dBm± 2dB) for LTE-FDD bands Class 3 (23dBm± 2dB) for LTE-TDD bands Support up to 3GPP R8 non-CA Cat 4 FDD and TDD Support 1.4/3/5/10/15/20MHz RF bandwidth...
  • Page 13 4.x/5.x/6.x/7.x/8.x/9.x, etc. Antenna Connectors Include main antenna and diversity antenna connectors Rx-diversity (Optional) Support LTE Rx-diversity Compliant with 3GPP TS 27.007, 27.005 and Quectel enhanced AT AT Commands commands Size: (51.0± 0.15)mm × (30.0± 0.15)mm × (4.9± 0.2)mm Physical Characteristics Weight: approx.

  • Page 14: Functional Diagram

    LTE Standard Module Series EC200T Mini PCIe Hardware Design 2.4. Functional Diagram The following figure shows the block diagram of EC200T Mini PCIe. VBAT Boost Circuit Main Main Antenna Antenna PCM&I2C Connector EC200T UART Module Diversity Diversity Antenna (U)SIM Antenna...

  • Page 15: Application Interfaces

    EC200T Mini PCIe Hardware Design Application Interfaces The physical connections and signal levels of EC200T Mini PCIe comply with PCI Express Mini Card Electromechanical Specification. This chapter mainly describes the definition and application of the following interfaces/pins of EC200T Mini PCIe.

  • Page 16: Pin Description

    LTE Standard Module Series EC200T Mini PCIe Hardware Design 3.2. Pin Description The following tables show the pin definition and description of the 52 pins on EC200T Mini PCIe. Table 3: I/O Parameters Definition Type Description Digital Input Digital Output...
  • Page 17 LTE Standard Module Series EC200T Mini PCIe Hardware Design Data signal of (U)SIM UIM_DATA USIM_DATA card Connect to REFCLK- UART_RX UART receive data DTE’s TX. Clock signal of (U)SIM UIM_CLK USIM_CLK card Connect to REFCLK+ UART_TX UART transmit data DTE’s RX.
  • Page 18 LTE Standard Module Series EC200T Mini PCIe Hardware Design PETn0 Sleep mode control Require SMB_DATA I2C_SDA I2C serial data external pull-up to 1.8V. PETp0 RESERVED Reserved Mini card ground Mini card ground Require differential USB_D- USB_DM USB differential data (-) impedance of 90Ω.

  • Page 19: Operating Modes

    TCP/UDP data from the network normally. 3.4. Power Saving 3.4.1. Sleep Mode EC200T Mini PCIe is able to reduce its current consumption to a minimum value in sleep mode. There are three preconditions must be met to make the module enter sleep mode. ...

  • Page 20: Airplane Mode

    37, 40, 43, 50 The typical supply voltage of EC200T Mini PCIe is 3.3V. In the 2G network, the input peak current may reach 2.7A during the transmitting time. Therefore, the power supply must be able to provide a rated output current of 2.7A at least, and a bypass capacitor of no less than 470µF with low ESR should be...

  • Page 21: U)Sim Interface

    1.8V (U)SIM card insertion detection EC200T Mini PCIe supports (U)SIM card hot-plug via the USIM_DET pin. The function supports low level and high level detections. By default, It is disabled, and can be configured via AT+QSIMDET command. Please refer to document [2] for details about the command.
  • Page 22 LTE Standard Module Series EC200T Mini PCIe Hardware Design USIM_VDD 100nF Module (U)SIM Card Connector USIM_VDD USIM_RST USIM_CLK USIM_DET USIM_DATA 33pF 33pF 33pF Figure 4: Reference Circuit of (U)SIM Interface with an 8-pin (U)SIM Card Connector If (U)SIM card detection function is not needed, please keep USIM_DET unconnected. A reference circuit for (U)SIM interface with a 6-pin (U)SIM card connector is illustrated in the following figure.

  • Page 23: Usb Interface

    (U)SIM card connector. 3.7. USB Interface EC200T Mini PCIe provides one integrated Universal Serial Bus (USB) interface which complies with USB 2.0 specification. It can only be used as a slave device. Meanwhile, it supports high speed (480Mbps) mode and full speed (12Mbps) mode.

  • Page 24: Uart Interface

    LTE Standard Module Series EC200T Mini PCIe Hardware Design Test Points Minimize these stubs Module NM_0R NM_0R USB_DM USB_DM USB_DP USB_DP ESD Array Close to Module Figure 6: Reference Circuit of USB Interface A common mode choke L1 is recommended to be added in series between the module and customer’s MCU in order to suppress EMI spurious transmission.

  • Page 25: Pcm And I2C Interfaces

    Figure 7: Reference Circuit of Power Supply 3.9. PCM and I2C Interfaces EC200T Mini PCIe provides one Pulse Code Modulation (PCM) digital interface and one I2C interface. The following table shows the pin definition of PCM and I2C interfaces that can be applied in audio codec design.
  • Page 26 1.8V Require external pull-up to 1.8V. EC200T Mini PCIe provides one PCM digital interface, which supports 16-bit linear data format and the primary mode (short frame synchronization, works as either master or slave). In primary mode, the data is sampled on the falling edge of the PCM_CLK and transmitted on the rising edge.

  • Page 27: Control And Indication Signals

    LTE Standard Module Series EC200T Mini PCIe Hardware Design Clock and mode can be configured by AT command, and the default configuration is master mode using short frame synchronization format with 2048kHz PCM_CLK and 8kHz PCM_SYNC. The following figure shows a reference design of PCM interface with an external codec IC.

  • Page 28: Ri Signal

    Chapter 3.4.1. 3.10.3. W_DISABLE# Signal EC200T Mini PCIe provides a W_DISABLE# signal to disable or enable the RF function. The W_DISABLE# pin is pulled up by default. Its control function for airplane mode is disabled by default, and AT+QCFG=“airplanecontrol”,1 can be used to enable the function.

  • Page 29: Perst# Signal

    3.10.5. LED_WWAN# Signal The LED_WWAN# signal of EC200T Mini PCIe is used to indicate the network status of the module, and can absorb a current up to 40mA. According to the following circuit, in order to reduce the current of the LED, a resistor must be placed in series with the LED.

  • Page 30: Wake# Signal

    LTE Standard Module Series EC200T Mini PCIe Hardware Design LED_WWAN# Figure 12: LED_WWAN# Signal Reference Circuit Diagram There are two indication modes for LED_WWAN# signal to indicate network status, which can be switched through following AT commands:  AT+QCFG="ledmode",0 (Default setting) ...
  • Page 31 LTE Standard Module Series EC200T Mini PCIe Hardware Design 120ms High (external pull-up) URC return Figure 13: WAKE# Behavior EC200T_Mini_PCIe_Hardware_Design 30 / 45...

  • Page 32: Antenna Connection

    Antenna Connection 4.1. Antenna Connectors EC200T Mini PCIe is mounted with two antenna connectors for external antenna connection: a main antenna connector and an Rx-diversity antenna connector. And Rx-diversity function is enabled by default. The impedance of the antenna connectors is 50Ω.
  • Page 33 832~862 791~821 LTE-FDD B28 703~748 758~803 LTE-TDD B38 2570~2620 2570~2620 LTE-TDD B40 2300~2400 2300~2400 LTE-TDD B41 2555~2655 2555~2655 NOTE B5 and B20 cannot be simultaneously supported on EC200T-EU Mini PCIe, and this is an either-or option. EC200T_Mini_PCIe_Hardware_Design 32 / 45...

  • Page 34: Antenna Requirements

    (LTE-FDD B7, LTE-TDD B38/B40/B41) 4.3. Recommended Mating Plugs for Antenna Connection EC200T Mini PCIe is mounted with RF connectors (receptacles) for convenient antenna connection. The dimensions of the antenna connectors are shown as below. Figure 14: Dimensions of the Receptacle RF Connectors (Unit: mm)
  • Page 35 LTE Standard Module Series EC200T Mini PCIe Hardware Design U.FL-LP mating plugs listed in the following figure can be used to match the receptacles. Figure 15: Mechanicals of U.FL-LP Mating Plugs The following figure describes the space factor of mating plugs.

  • Page 36: Electrical, Reliability And Radio Characteristics

    ESD characteristics 5.2. Power Supply Requirements The input voltage of EC200T Mini PCIe is 3.0V~3.6V, as specified by PCI Express Mini CEM Specifications 1.2. The following table shows the power supply requirements of EC200T Mini PCIe. Table 19: Power Supply Requirements...

  • Page 37: I/O Requirements

    The maximum voltage value of V for PERST# signal and W_DISABLE# signal is 0.5V. 5.4. RF Characteristics The following tables show the conducted RF output power and receiving sensitivity of EC200T Mini PCIe module. Table 21: Conducted RF Output Power of EC200T Mini PCIe Frequency Bands Max.
  • Page 38 LTE Standard Module Series EC200T Mini PCIe Hardware Design LTE-FDD B1/B3/B5/B7/B8/B20/B28 23dBm± 2dB < -39dBm LTE-TDD B34/B38/B39/B40/B41 23dBm± 2dB < -39dBm Table 22: Conducted RF Receiving Sensitivity of EC200T-CN Mini PCIe Receiving Sensitivity (Typ.) Frequency 3GPP (SIMO) Primary Diversity SIMO EGSM900...

  • Page 39: Esd Characteristics

    SIMO is a smart antenna technology that uses a single antenna at the transmitter side and two antennas at the receiver side, which can improve receiving performance. B5 and B20 cannot be simultaneously supported on EC200T-EU Mini PCIe, and this is an either-or option.
  • Page 40 LTE Standard Module Series EC200T Mini PCIe Hardware Design Antenna Interfaces +/-4 +/-8 Others +/-0.5 +/-1 EC200T_Mini_PCIe_Hardware_Design 39 / 45...

  • Page 41: Dimensions And Packaging

    EC200T Mini PCIe Hardware Design Dimensions and Packaging 6.1. General Description This chapter mainly describes mechanical dimensions as well as packaging specification of EC200T Mini PCIe module. All dimensions are measured in millimeter (mm), and the dimensional tolerances are ± 0.05mm unless otherwise specified.

  • Page 42: Standard Dimensions Of Mini Pci Express

    LTE Standard Module Series EC200T Mini PCIe Hardware Design 6.3. Standard Dimensions of Mini PCI Express The following figure shows the standard dimensions of Mini PCI Express. Please refer to document [1] for Detail A and Detail B. Figure 18: Standard Dimensions of Mini PCI Express...

  • Page 43: Packaging Specifications

    LTE Standard Module Series EC200T Mini PCIe Hardware Design EC200T Mini PCIe adopts a standard Mini PCI Express connector which compiles with the directives and standards listed in the document [1]. The following figure takes the Molex 679105700 as an example.

  • Page 44: Appendix A References

    LTE Standard Module Series EC200T Mini PCIe Hardware Design Appendix A References Table 25: Related Documents Document Name Remark PCI Express Mini Card Electromechanical PCI Express Mini Card Specification Revision 1.2 Electromechanical Specification Quectel_EC200T_AT_Commands_Manual EC200T AT commands manual Table 26: Terms and Abbreviations...
  • Page 45 LTE Standard Module Series EC200T Mini PCIe Hardware Design Full Rate GMSK Gaussian Minimum Shift Keying Global System for Mobile Communications Half Rate HSPA High Speed Packet Access HSUPA High Speed Uplink Packet Access kbps Kilo Bits Per Second Light Emitting Diode...
  • Page 46 LTE Standard Module Series EC200T Mini PCIe Hardware Design Short Message Service Transmitting Direction Transient Voltage Suppressor UART Universal Asynchronous Receiver & Transmitter Uplink Unsolicited Result Code Universal Serial Bus (U)SIM (Universal) Subscriber Identification Module WCDMA Wideband Code Division Multiple Access...

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