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HW3181

  • Introduction
Applications Middle and long distance wireless data transfer
Smart home, industrial control, wireless remote control, lighting control, wireless meter reading, wireless access control, wireless security and sensor network


Advantages Industrial, Sub-1GHz wireless SOC chip
Meets the typical needs of low cost, low power, medium and long distance applications
Covers Sub-1GHz free frequency bands such as 433/780/868/915MHz
Market leading link budget index


Parameters ARM Cortex-M0 32-bit MCU
36Kbytes FLASH memory
8Kbytes SRAM
4 x 16-bit timers, 1 x 32-bit timer
1 x UART
1 x SPI
1 x I2C
Multi-channel 12-bit ADC
Frequency band: 433/780/868/915MHz
Receiver sensitivity: -114dBm@10Kbps(433MHz), -109dBm@50kbps(433MHz)
Max. output power: +20 dBm
Low current consumption:
10 mA in low power receive mode
20 mA in normal receive mode
30mA@10dBm TX
Data rate: 10 Kbps to 50 Kbps
Whitening, FEC and CRC
Digital RSSI measurement
Operating voltage range: 2.2V ~ 5.5V
  • 数据手册(1

    Name Version Size Date Download
    HW3181_Datasheet_C V1.5 1.5 3.72MB 2020-03-10 Download
  • 应用笔记(3

    Name Version Size Date Download
    AN1030_应用笔记_HW3181_SDK+用户指南 V1.1 1.1 1.45MB 2020-03-10 Download
    AN1045_应用笔记_HW3000应用注意事项V1.1 1.1 672.1KB 2020-03-10 Download
    AN1020_应用笔记_Sub-1GHz_Antenna_Reference_Design V1.1 1.1 291.37KB 2020-03-10 Download
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