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RFM50-S 433MHz /868MHz /915MHz HopeRF 20dBm Soc Transceiver RF module
  • RFM50-S 433MHz /868MHz /915MHz HopeRF 20dBm Soc Transceiver RF module

RFM50-S 433MHz /868MHz /915MHz HopeRF 20dBm Soc Transceiver RF module


RFM50 module series’ design is based on the high performance RF50 SoC chip, It include a CIP-51 core‘ MCU and 100mW transceiver. It operate at 433/470/868/915 MHz ISM band, comply with FCC, ETSI regulation.

Center frequency

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Ultra Low Power: 0.9 to 3.6 V Operation
-Typical sleep mode current < 0.1 μA; retains state and RAM contents over full supply range; fast wakeup of < 2 μs
-Less than 600 nA with RTC running
-Less than 1 μA with RTC running and radio state retained
-On-chip dc-dc converter allows operation down to 0.9 V.
-Two built-in brown-out detectors cover sleep and active modes
10-Bit Analog to Digital Converter
-Up to 300 ksps
-Up to 18 external inputs
-External pin or internal VREF (no external capacitor required)
-Built-in temperature sensor
-External conversion start input option
-Autonomous burst mode with 16-bit automatic averaging accumulator

Dual Comparators
-Programmable hysteresis and response time
-Configurable as interrupt or reset source
-Low current (< 0.5 μA)

On-Chip Debug
-On-chip debug circuitry facilitates full-speed, non-intrusive in-system debug (No emulator required)
-Provides breakpoints, single stepping
-Inspect/modify memory and registers
-Complete development kit
High-Speed 8051 μC Core
-Pipelined instruction architecture; executes 70% of instructions in 1 or 2 system clocks
-Up to 25 MIPS throughput with 25 MHz clock
-Expanded interrupt handler

-4352 bytes internal data RAM (256 + 4096)
-64 kB Flash; In-system programmable in 1024-byte sectors—1024 bytes are reserved in the 64 kB devices

-Frequency range = 433,470,868,915 MHz ISM Band
-Sensitivity = –121 dBm
-FSK, GFSK, and OOK modulation
-Max output power = +20 dBm
-RF power consumption
- 18.5mA receive
-18 mA @+1 dBm transmit
- 40mA @+13 dBm transmit
- 100mA @+20 dBm transmit
-Data rate = 0.123 to 256 kbps
-Auto-frequency calibration (AFC)
- transmit/receive switch control
-Programmable packet handler
-TX and RX 64 byte FIFOs
-Frequency hopping capability
-On-chip crystal tuning

Digital Peripherals
-19 or 16 port I/O plus 3 GPIO pins; Hardware enhanced UART, SPI, and I2C serial ports available concurrently
-Low power 32-bit SmaRTClock
-Four general purpose 16-bit counter/timers; six channel programmable counter array (PCA)

Clock Sources
-Precision internal oscillators: 24.5 MHz with ±2% accuracy supports UART operation; spread-spectrum mode for reduced EMI; Low power 20 MHz internal oscillator
-External oscillator: Crystal, RC, C, CMOS clock
-SmaRTClock oscillator: 32.768 kHz crystal or self-oscillate
-Can switch between clock sources on-the-fly; useful in power saving modes and in implementing various power saving modes

I/O Port
-19 or 20 port I/O (5 V tolerant except for GPIO_2)

-30-pin SMD (11x25X2.0 mm)

Useful Link:

Click here to view RFM50 datasheet

HopeRF RFDK_RFMxx_DEMO_V2.1 operation manual

RFM50 Demo Kit User Manual

RFM50 DEMO code

2014 ROHS Verification Report for RF Module

ETSI test report for RFM50-868M rf modules

ETSI test report for RFM50-434M rf modules

FCC test report for RFM50-915M RF modules

FCC test report for RFM50-434M RF modules

Product Details
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RFM69CW / RFM69HCW SX1231H 433MHz /868MHz /915MHz HopeRF transceiver rf module

RFM69CW / RFM69HCW SX1231H 433MHz /868MHz /915MHz HopeRF transceiver rf module

The RFM69CW /RFM69HCW are built in by SX1231and SX1231H which is ISM Free band  transceiver module capable of operation over a wide frequency range, including the 433MHz,868MHz and 915MHz.

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