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Model RFM31B-868-S1
Description 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 Module - HopeRF
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Brand: HopeRF
Packaging
Delivery time
Packaging method
Standard packaging quantity 1
45.52  yuan 45.52yuan
1+:
$ 55.5320
10+:
$ 52.3457
100+:
$ 49.9788
250+:
$ 49.6146
500+:
$ 49.2505
1000+:
$ 48.8408
2500+:
$ 48.4767
5000+:
$ 48.2491
Quantity
1+
10+
100+
250+
500+
Price
$55.5320
$52.3457
$49.9788
$49.6146
$49.2505
Price $ 55.5320 $ 52.3457 $ 49.9788 $ 49.6146 $ 49.2505
Start batch production 1+ 10+ 100+ 250+ 500+
Check the distribution price
  • Freight charges：   In stock Freight rate：$13.00
  • Quantity： Inventory(6320) Minimum order quantity(1)
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Technical parameters/operating temperature (Min): -40 ℃

Technical parameters/power supply voltage: 1.8V ~ 3.6V

Encapsulation parameters/installation method: Surface Mount

External dimensions/length: 16 mm

External dimensions/width: 16 mm

External dimensions/height: 4.9 mm

Compliant with standards/RoHS standards:

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