HopeRF RFM31B-868-D RF Receiver Module 868 MHz, 1.8 → 3.6V

  • RS-artikelnummer 731-2735
  • Tillv. art.nr RFM31B-868-D
  • Tillverkare / varumärke HopeRF
Lagstiftning och ursprungsland
COO (Country of Origin): HK

RFM31B 868MHz ISM Receiver, HopeRF

The RFM31B-868 is a highly integrated, low-cost 868MHz ISM-band receiver module. Built-in antenna diversity and support for frequency hopping can be used to extend range and enhance performance. An easy-to-use calculator is provided to quickly configure the radio settings, simplifying customer's system design and reducing time to market. Available in DIP or SMD module format.

Module Features

• Carrier Frequency Range: 848 to 888MHz ISM band
• Receiver Sensitivity: –121dBm @ 2kbps, GFSK
• OTA Data Rate = 0.123 to 256kbps
• Modulation: FSK, GFSK or OOK
• Frequency hopping (FHSS) capability
• Digital RSSI
• Wake-up timer
• On-chip crystal tuning
• Auto-frequency calibration (AFC)
• Power-on-reset (POR)
• Embedded antenna diversity algorithm
• Packet handler, preamble detector and CRC checker
• Supports Data Whitening and Manchester Encoding
• Receiver 64-byte FIFO
• Low-battery detector
• Temperature sensor and 8-bit ADC
• Host communication: serial SPI
• Power Supply: +1.8 to +3.6Vdc
• Power-saving modes: Tune, Ready, Sensor, Sleep, Standby, Idle and Shutdown
• Integrated voltage regulators
• Operating temperature range: -40 to +85°C
• Dimensions: 15.5 x 14mm (DIP), 16 x 16mm (SMD)
• Applications: Remote control, Home security, Telemetry, Personal data logging, Tyre pressure monitoring, Wireless PC peripherals, Remote meter reading, Remote keyless entry, Home automation, Industrial control, Sensor networks, Health monitors and the Internet-of-Things (IoT)

RS Product Codes

731-2735 RFM31B-868-D 14-Pin DIP module 731-2739 RFM31B-868-S1 16-Pin SMD module

Wireless Modules - HopeRF

Attribute Value
Module Type Receiver
Supported Frequency Bands 868 MHz
Modulation Technique FSK, GFSK, OOK
Maximum RF Data Rate 256kbit/s
Receiver Sensitivity -121dBm
Supported Bus Interfaces SPI
Supply Voltage 1.8 → 3.6V
Dimensions 14 x 15.5 x 5.9mm
Height 5.9mm
Length 15.5mm
Maximum Operating Temperature +85°C
Minimum Operating Temperature -40°C
Width 14mm
Tillfälligt slut i lager – restorder för leverans 2020-03-04
Pris (ex. moms) Each
90,48 kr
(exkl. moms)
113,10 kr
(inkl. moms)
Per unit
1 - 4
90,48 kr
5 - 9
83,24 kr
10 +
79,62 kr
Related Products
The EnOcean ISM-band transmitter module STM 300 enables ...
The EnOcean ISM-band transmitter module STM 300 enables the realization of wireless and maintenance free sensors and actuators such as room operating panels, motion sensors or valve actuators for heating control.The power supply is provided by an external energy harvester, ...
This FM-RTFQ/RRFQ range of FM radio data modules ...
This FM-RTFQ/RRFQ range of FM radio data modules consists of transmitters and receivers operating in the 433/868 ISM frequency bands. RF Carrier Frequency: 433.92/869.35MHz ISM BandBandwidth: ±150kHzTransmitter Output Power: +1dBm (868.35MHz)Receiver Sensitivity: -103dBm (433.92MHz), -100dBm (868.35MHz)Modulation: ...
The ZULU-M868 Modem module is a highly integrated ...
The ZULU-M868 Modem module is a highly integrated RF Modem and intelligent controller with a UART serial interface. It is designed to implement a basic bi-directional wireless serial data link with flow-control handshaking. It may also be setup for One ...
A kit consisting of a 4-button key fob ...
A kit consisting of a 4-button key fob transmitter and a receiver PCB with antenna. The key fob incorporates a secure ’sliding cover’ to protect the four buttons when not in use. No of channels (buttons): 4Carrier frequency: 433.92MHzReceiver Sensitivity: ...