RF-Star RF-SM-1312B1 Hardware Data Sheet

RF-Star RF-SM-1312B1 Hardware Data Sheet

Ultra-low-power 868 mhz & 915 mhz module

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RF-SM-1312B1 Ultra-Low-Power
868 MHz & 915 MHz Module
Version 1.0
Shenzhen RF-star Technology Co., Ltd.
th
March 9
, 2020

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Summary of Contents for RF-Star RF-SM-1312B1

  • Page 1 RF-SM-1312B1 Ultra-Low-Power 868 MHz & 915 MHz Module Version 1.0 Shenzhen RF-star Technology Co., Ltd. March 9 , 2020...
  • Page 2: Ti Cc13Xx Sub-1 Ghz Module List

    1. The communication distance is the longest distance obtained by testing the module's maximum transmission power in an open and interference-free environment in sunny weather. 2. Click the picture to buy modules. Shenzhen RF-star Technology Co., Ltd. Page 1 of 17...
  • Page 3: Device Overview

    V1.0 - Mar., 2021 1 Device Overview 1.1 Description RF-SM-1312B1 is an RF module based on TI SimpleLink ultra-low-power Sub-1 GHz wireless SoC CC1312R with 48 MHz ARM Cortex -M4F processor. It integrates a 48 MHz crystal, a balun, an antenna matching and a high- ®...
  • Page 4: Applications

    Reset 1.8 V ~ 3.8 V Figure 1. Functional Block Diagram of RF-SM-1312B1 1.5 Part Number Conventions The part numbers are of the form of RF-SM-1312B1 where the fields are defined as follows: 1312 Company Name Module Version The First Version...
  • Page 5: Table Of Contents

    4.5.2 Vulnerable Module ..........................13 4.5.3 High Bit Error Rate ..........................13 4.6 Electrostatics Discharge Warnings ......................13 4.7 Soldering and Reflow Condition ......................... 14 4.8 Optional Packaging ............................15 5 Revision History ................................16 Shenzhen RF-star Technology Co., Ltd. Page 4 of 17...
  • Page 6: Table Of Figures

    Figure 3. Pin Diagram of RF-SM-1312B1 ......................7 Figure 4. Photos of RF-SM-1312B1 ......................... 10 Figure 5. Recommended PCB Footprint of RF-SM-1312B1 (mm) ............10 Figure 6. Schematic Diagram of RF-SM-1312B1 ..................11 Figure 7. Recommendation of Antenna Layout ................... 12 Figure 8.
  • Page 7: Module Configuration And Functions

    RF-SM-1312B1 www.szrfstar.com V1.0 - Mar., 2021 2 Module Configuration and Functions 2.1 Module Parameters Table 1. Parameters of RF-SM-1312B1 Chipset TI CC1312R Supply Power Voltage 1.8 V ~ 3.8 V, recommended to 3.3 V Center Frequency 862 MHz ~ 931 MHz...
  • Page 8: Module Pin Diagram

    RF-SM-1312B1 www.szrfstar.com V1.0 - Mar., 2021 2.2 Module Pin Diagram Figure 3. Pin Diagram of RF-SM-1312B1 2.3 Pin Functions Table 2. Pin Functions of RF-SM-1312B1 Name Chip Pin Pin Type Description RESET RESET_N Reset pin, active low. DIO16 GPIO, JTAG_TDO, high-drive capability...
  • Page 9 RF-SM-1312B1 www.szrfstar.com V1.0 - Mar., 2021 TCKC TCKC JTAG TCKC PWM2 DIO21 GPIO GPIO3 DIO20 GPIO DIO5 GPIO, high-drive capability DIO6 GPIO, high-drive capability Ground External antenna EXT-ANT Ground Shenzhen RF-star Technology Co., Ltd. Page 8 of 17...
  • Page 10: Specifications

    Functional operation does not guarantee performance beyond the limits of the conditional parameter values in the table below. Long-term work beyond this limit will affect the reliability of the module more or less. Table 3. Recommended Operating Conditions of RF-SM-1312B1 Items Condition Min.
  • Page 11: Application, Implementation, And Layout

    RF-SM-1312B1 www.szrfstar.com V1.0 - Mar., 2021 4 Application, Implementation, and Layout 4.1 Module Photos Figure 4. Photos of RF-SM-1312B1 4.2 Recommended PCB Footprint Figure 5. Recommended PCB Footprint of RF-SM-1312B1 (mm) Shenzhen RF-star Technology Co., Ltd. Page 10 of 17...
  • Page 12: Schematic Diagram

    V1.0 - Mar., 2021 4.3 Schematic Diagram Figure 6. Schematic Diagram of RF-SM-1312B1 4.4 Basic Operation of Hardware Design 1. It is recommended to offer the module with a DC stabilized power supply, a tiny power supply ripple coefficient and the reliable ground.
  • Page 13: Figure 7. Recommendation Of Antenna Layout

    (3) It is the best to hollow out the antenna position in the following figure so as to ensure that S11 of the module is minimally affected. Figure 7. Recommendation of Antenna Layout Note: The hollow-out position is based on the antenna used. Shenzhen RF-star Technology Co., Ltd. Page 12 of 17...
  • Page 14: Trouble Shooting

    3. If the extension wire or feeder wire is of poor quality or too long, the bit error rate will be high. 4.6 Electrostatics Discharge Warnings The module will be damaged for the discharge of static. RF-star suggest that all modules should follow the 3 precautions below: 1.
  • Page 15: Soldering And Reflow Condition

    Max. 6 ℃/s Average Descend Rate (T to T Time from 25 ℃ to Peak Temperature (t Max. 6 minutes Max. 8 minutes 20±10 s 20±10 s Time of Soldering Zone (t Shenzhen RF-star Technology Co., Ltd. Page 14 of 17...
  • Page 16: Optional Packaging

    RF-SM-1312B1 www.szrfstar.com V1.0 - Mar., 2021 Figure 8. Recommended Reflow for Lead Free Solder 4.8 Optional Packaging Figure 9. Optional Packaging Mode Note: Default tray packaging. Shenzhen RF-star Technology Co., Ltd. Page 15 of 17...
  • Page 17: Revision History

    1. The document will be optimized and updated from time to time. Before using this document, please make sure it is the latest version. 2. To obtain the latest document, please download it from the official website: www.szrfstar.com. Shenzhen RF-star Technology Co., Ltd. Page 16 of 17...
  • Page 18: Contact Us

    RF-SM-1312B1 www.szrfstar.com V1.0 - Mar., 2021 6 Contact Us SHENZHEN RF-STAR TECHNOLOGY CO., LTD. Shenzhen HQ: Add.: Room 601, Block C, Skyworth Building, High-tech Park, Nanshan District, Shenzhen, Guangdong, China Tel.: 86-755-8632 9687 Chengdu Branch: Add.: No. B3-03, Building No.1, Incubation Park, High-Tech District, Chengdu, Sichuan, China, 610000 Tel.: 86-28-6577 5970...

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