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

  • RS Stock No. 731-2735
  • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. RFM31B-868-D
  • ผู้ผลิต / Manufacturer HopeRF
ข้อมูลทางเทคนิค / Technical Data Sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): HK
รายละเอียดสินค้า / Product Details

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

คุณสมบัติ / Specifications
คุณสมบัติ 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
5 มีของพร้อมจัดส่งภายใน (In stock for delivery within) 4-6 วันทำการ (working days)
ราคา / Price Each
คือ THB378.53
THB 309.47
(exc. VAT)
THB 331.13
(inc. VAT)
Units
Per unit
1 - 9
THB309.47
10 - 49
THB292.07
50 +
THB276.06
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