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Murata Type1LD Application Note

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Type1LD Application Note
Introduction
This Application Note targets HW developers.
It provides how to design the Schematic and Layout, and reference RF performance
For Type1LD-EVK manual and quick start guide of WICED refer to
"N1-4629_Type1LD-Quick_Start_Guide_*"
For Module specification refer to "SP-PA1LD-*"
Document Number:
Version:
Release Date:
Murata Manufacturing Co., Ltd.
Document No. E2B-74-0875
Type1LD Application note HW
E2B-74-0875
B
2019/08/20
Page 1

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Summary of Contents for Murata Type1LD

  • Page 1 Introduction This Application Note targets HW developers. It provides how to design the Schematic and Layout, and reference RF performance For Type1LD-EVK manual and quick start guide of WICED refer to “N1-4629_Type1LD-Quick_Start_Guide_*” For Module specification refer to “SP-PA1LD-*” Document Number:...
  • Page 2 Type1LD Application note HW Revision History Revision Release Date Comments Number 2017.Nov.2 issue 2018.Dec.28 2.1 reference circuit : reviced 2019.Aug.20 2.1 2) 32.768kHz from STM32F412 to CYW43438:Added comment 2.1 4)External Flash : reviced Page 2...

  • Page 3: Table Of Contents

    Type1LD Application note HW TABLE OF CONTENTS Module introduction ........................ 4 Type1LD Introduction ......................4 Block Diagram ........................4 Reference Circuit ........................5 Reference Circuit ......................... 5 HW Design Guideline ......................6 Underneath of module ......................6 External 32.768KHz ......................7 Antenna ..........................

  • Page 4: Module Introduction

    Type1LD Application note HW Module introduction Type1LD Introduction  WLAN(11b/g/n)+BT/BLE(BT4.1)+MCU(Cortex M4) combo SIP module with Cypress CYW43438+ST micro STM32F412  Supprted WICED_studio of Cypress  The package type is LGA(SM type)  This module is covered with resin molding and fully shielded with metal ...

  • Page 5: Reference Circuit

    Type1LD Application note HW Reference Circuit Reference Circuit Figure-2 shows the reference circuit of Type1LD module. VDD_WLAN 4.7uF Flash 3.3V 0.1uF 0.1uF VBAT_MCU 0.1uF 4.7uF VBAT_MCU VDDA_MCU SPI1_NSS SPI1_MISO DO(IO1) /HOLD(IO3) PC1/WAKE VDDA_MCU /WP(IO2) SPI1_SCK PB2/BOOT1 PB2/BOOT1 DI(IO0) SPI1_MOSI 0.1uF 4.7uF...

  • Page 6: Hw Design Guideline

    You can tie Pin #17 with Pin #16 (LPO-IN) to supply sleep clock for CYW43438. 3) Attenuator circuit Please add attenuator circuit between Type1LD and antenna matching if you use Murata Radio certification. If your antenna peak gain is higher than Murata application one, please reduce antenna gain by this pi-type attenuator.

  • Page 7: External 32.768Khz

    Type1LD Application note HW Via Hole Φ250um Via Land Φ500um 3) Module Pin 43 is VSSA/VREF. Pin43 should be separated with Common GND in this area. External 32.768KHz VDD_WLAN 32.768kHz X’tal VBAT_MCU Place ground between X’tal and Power line for isolation.
  • Page 8 Type1LD Application note HW  Epsilon : 4.3  RF trace width(s) : 0.35mm  GND gap(h) : 0.18mm  GND gap(w) : 0.5mm The line impedance is Z0 = 51.8ohm. Page 8...

  • Page 9: Rf Measurement Result

    Type1LD Application note HW 4. RF Measurement Result 4.1 Tx output power level (at module antenna port) 4.1.1. WiFi Tx output power setting is defined by Murata nvram file. 4.1.2. Bluetooth <Condition>  VDD_WLAN=3.3V, VDD_IO=3.3V  WICED_SDK version : 3.7.0...

  • Page 10: Rx Minimum Sensitivity Level (At Module Antenna Port)

    Type1LD Application note HW Rx minimum sensitivity level (at module antenna port) 4.2.1. WiFi <Condition>  VDD_WLAN=3.3V, VDD_IO=3.3V  WICED_SDK version : 3.7.0 Rx minimum sensitivity level[dBm] Frequency[MHz] 1Mbps 11Mbps 6Mbps 54Mbps MCS0 MCS7 2412 -97.1 -90.2 -90.8 -76.6 -91.2 -73.9...

  • Page 11: Current Consumption

    Type1LD Application note HW 5. Current consumption WiFi 5.1.1. Tx/Rx current consumption <Condition>  VDD_WLAN=3.3V, VDD_IO=3.3V, VDDA_MCU:3.3V, VBAT_MCU=3.3V  WL_REG_ON:ON, BT_REG_ON:OFF  WICED_SDK version : 3.7.0 setting Rate Tx current[mA] Rx current[mA] power 1Mbps 11Mbps 6Mbps 54Mbps MCS0 MCS7 5.1.2. Sleep current consumption <Condition>...

  • Page 12: Bluetooth

    Type1LD Application note HW Beacon Interval = 100ms Device is associated, and then enters Power Save mode(idle between beacons) Bluetooth 5.2.1. BLE current consumption <Condition>  VDD_WLAN=3.3V, VDD_IO=3.3V, VDDA_MCU:3.3V  WL_REG_ON:OFF, BT_REG_ON:ON  WICED_Studio version : 5.0  WICED application : snip.bluetooth.ble_hello_sensor (set ENABLE_APP_POWERSAVE...

  • Page 13: Throughput Performance

    Type1LD Application note HW 6. Throughput performance <Condition>  VDD_WLAN=3.3V, VDD_IO=3.3V, VDDA_MCU:3.3V  WL_REG_ON:ON, BT_REG_ON:OFF  WICED_Studio version : 5.0.1  WICED application : test.console 11n_MCS7 Tx[Mbps] Rx[Mbps] 25.3 40.2 36.6 (END) Page 13...

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