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  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 1 21

    USR-LTE-7S4

    V1.0.1

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 2 21

    USR-LTE-7S4 .................................................................................................................................... 11. ...............................................................................................................................................................3

    1.1. ...............................................................................................................................................31.2. ...............................................................................................................................................31.3. .......................................................................................................................................3

    2. ...............................................................................................................................................................52.1. ...............................................................................................................................................52.2. .......................................................................................................................................72.3. ...............................................................................................................................................82.4. .............................................................................................................................................102.5. ............................................................................................................................ 122.6. .............................................................................................................................................122.7. USB............................................................................................................................................132.8. MCU..............................................................................................................................142.9. SIM........................................................................................................................................ 152.10. LED................................................................................................................................... 162.11. UART........................................................................................................................................ 17

    3. .............................................................................................................................................................183.1. .....................................................................................................................................183.2. .............................................................................................................................................183.3. IO..................................................................................................................................183.4. IO.......................................................................................................................................18

    4. .............................................................................................................................................................194.1. .............................................................................................................................................194.2. .............................................................................................................................................19

    5. .............................................................................................................................................................216. .............................................................................................................................................................217. .............................................................................................................................................................21

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 3 21

    1.

    1.1.

    USR-LTE-7S4 4G

    1.2.

    1

    1.3.

    http://www.usr.cn/Product/179.html

    http://www.usr.cn/Product/179.htmlhttp://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 4 21

    2

    http://h.usr.cn

    http://h.usr.cnhttp://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 5 21

    2.

    2.1.

    1

    USR-LTE-7S4

    DC5~16V/3.8V

    600mA /12V

    TTL3.3V/5V 300~230400bps

    SIM 1.8V 3V

    IPEX IPEX

    ()

    **=44.4mm41.8mm12.8mm(

    )

    () 15g

    -20~ +70

    -40~ +125

    50

    5%~95%()

    5%~95%()

    600mA/12V

    :

    115200bps

    100ms,1000Byte

    127 mA/12V

    147 mA /12v

    TDD-LTE 3GPP R9 CAT4150 Mbps50 Mbps

    FDD-LTE 3GPP R9 CAT4150 Mbps50 Mbps

    WCDMAHSPA+ 21 Mbps 5.76

    Mbps

    TD-SCDMA3GPP R9 2.8 Mbps 2.2

    Mbps

    GSM/GPRS/EDGE MAX: 384 kbps 128 kbps

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 6 21

    TDD-LTE Band 38/39/40/41

    FDD-LTE Band 1/3

    WCDMA Band 1/8

    TD-SCDMA Band34/39

    GSM/GPRS/EDGE Band3/8

    TDD-LTE

    Band38/39/40/41+23dBm(Power class 3)

    FDD-LTE Band 1/3 +23dBm(Power class 3)

    WCDMA Band 1/8 +23dBm(Power class 3)

    TDD-SCDMA

    Band34/39+24dBm(Power class 2)

    GSM Band8 +33dBm(Power class 4)

    GSM Band3 +30dBm(Power class 1)

    DNS

    TCP client /UDP Client

    Socket

    HTTP

    RFC2217

    /ICCID /IMEI

    FTP

    +

    NOTE1) 50

    2 DC5~16V/3.8V

    3 7W

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

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    2.2.

    3

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 8 21

    2.3.

    USR-LTE-7S4 pin1-12 12 ,pin13-23 11USR-LTE-7S4

    4 USR-LTE-7S4

    2 USR-LTE-7S4

    I/O

    1 LINKA O 1.8V

    1.8V

    2 LINKB O 1.8V

    (1.8V)

    3 USB D- I/O 5V USB D-4 USB D+ I/O 5V USB D+

    5 VCC_IO P /TX/RX VCC_IO

    VTH=VCC_IO VTH=3.3V

    3.8V VCC_IO6V

    6 UTXD1 O 3.3V VCC_IO VTH=VCC_IO7 URXD1 I 3.3V VCC_IO VIH=VCC_IO8 NC1 / / 9 WORK O 1.8V (1.8V)

    10 POWER_KEY I 1.8~5V

    3.3V5V

    11 GND G / 12 GND G / 13 VIN P 5-16V 5~16V

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 9 21

    14 VIN

    15 NET O 1.8V

    16 VCAP P 3.8V VIN

    3.8V

    17 NC2 / /

    18 RELOAD I 1.8~5V3s~15s

    3.3V5V

    19 RESET I 1.8~5V

    3.3V5V

    20 VSIM P 1.8V/3V SIM SIM 21 VSIM_DATA I/O 1.8V/3V SIM SIM 22 VSIM_CLK O 1.8V/3V SIM SIM 23 VSIM_RST O 1.8V/3V SIM SIM

    1 LINKALINKBWORKNET 1.8V 7S27S3

    2 POWER_KEY RESET3 RELODRST 3.3V5V4 * 5 NC 6 P7 I 8 O9 I/O10 RF11 AI12 AO

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 10 21

    2.4.

    USR-GPRS232-7S-EVKNOTE:

    1. 5-16V 13,14 2. powerWork LINK1LINK2

    LINK3. 11 12

    3

    USR-GPRS232-7S-EVK http://www.usr.cn/Product/125.html

    5 USR-GPRS232-7S-EVK

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

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    6

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

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    2.5.

    7 DC5~16V DC3.8V

    2.6.

    DC5~16V DC3.8V

    2.6.1 DC5~16V

    5~16V 1314 , 12V

    500mV 600mA(12V), 220Uf/16V

    8 DC5~16V

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

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    4

    13 VIN 5~16V14 VIN 5~16V

    2.6.2 DC3.8V

    3.8V16 3.8V 300mV 2A DC/DC LDO

    9 DC3.8V

    2.7. USB

    1 USB2.0 High speed480Mbps Full speed12Mbps suspend resume HOST DEVICE USB PC USR-LTE-7S4 4-2 USB USB_VCC 5V 4.755.25V ESDEMI

    1) USB 02) USB ESD ESD

    3PF TVS SEMTECH RClamp0521P.TCT INFINEO

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 14 21

    ESD0P2RF-02LRHE63273) USB_DP USB_DM

    90ohm4) USB_D+ USB_D-

    5 USB

    3 USB_D- USB- 5V4 USB_D+ USB+ 5V

    10 USB

    2.8. MCU

    USR-LTE-7S4 RESET POWER_KEY MCU

    6 RESET POWER_KEY

    V (V) (V)10 POWER_KEY MCU -0.4 3.3 519 RESET MCU -0.4 3.3 5

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

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    2.9. SIM

    ISO 7816-3 SIM 3.0 V 1.8V SIM USIM 3.25 MHz USIM 1.08 MHz USIM DMA / RX

    USR-LTE-7S4 SIM SIM

    1 UIM UIM TVS, ESD Vrwm=5V Cj< 10 pF2 SIM_DATA VREG_SIM 10K SIM_DATA

    ,3 3GPP TS 51.010-1 EMC SIM SIM

    4SIM_CLK SIM_DATA 5 VSIM_1V8_3V0 GND 0.1uF 33pFSIM_CLKSIM_RST

    GND 33pF.6ESD SIM

    7 SIM

    PIN Symbol Description Type(V)20 VSIM SIM 1.8/3.021 SIM_DATA SIM I/O 1.8/3.022 SIM_CLK SIM I/O 1.8/3.023 SIM_RST SIM I/O 1.8/3.0

    http://h.usr.cnhttp://www.usr.cn

  • USR-LTE-7S4 http://h.usr.cn

    www.usr.cn 16 21

    11 SIM Reference Circuit

    2.10. LED

    LED LED LINKALINKBWORKNET 1.8V

    7S27S3 MCU MCU

    VCC

    8 LED

    PIN Symbol Description Type(V)1 LIN