• A7139 SPI Interface Dual Receiving Transmitting Wireless Module RF module YL-7139RF

A7139 SPI Interface Dual Receiving Transmitting Wireless Module RF module YL-7139RF

Availability: In stock, usually dispatched in 1 business day

  • Price:$6.83
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A7139 SPI Interface Dual Receiving Transmitting Wireless Module RF module YL-7139RF

Features:

FSK and GFSK modulation mode
470MHz-510MHZ free application for meter reading frequency
Extremely high sensitivity -115dBm@10Kbps
Maximum output power +20dBm adjustable
Ultra low power consumption
Time wake function
Digital received signal strength indicator (RSSI)
Configurable packet structure
Pre synchronization signal detection
64 byte send and receive data register (FIFOs)
Integrated voltage regulator, low power detection
Software hopping function
Power reset function
Built in crystal adjustment function

Parameters:
Modulation: FSK/GFSK
Working frequency: default 470MHz-510MHZ, other band can be customized
Working voltage: DC 1.8~3.6V
Transmit power: 0~+20dBm adjustable
Sensitivity: -115dBm@10Kbps
Current consumption: emission is less than or equal to 85mA, receiving less than 3.8mA, sleep less than or equal to 1.5uA
Communication rate: kbps 2k~250, user programming control through MCU
Working environment: -35, ~85, 10%~90%, no condensation of relative humidity
Interface type: SPI interface
Dimensions: 18.6mm*17.55mm*2.0mm (length * width * height)
Communication distance: 500-1000m

Package includes:
Module *1
Spring antenna *1
Description document *1
Driver *1

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