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RFM95W-868S2

LoRa Transceiver Module

The RFM95W-868S2 is a lora transceiver module from RF Solutions. View the full RFM95W-868S2 datasheet below including key specifications, absolute maximum ratings.

RFM95W-868S2 shares its datasheet with RFM95, whose page lists every part number it covers.

Official RFM95W-868S2 datasheet (PDF) — the source this page was extracted from.

Manufacturer

RF Solutions

Category

LoRa Transceiver Module

RFM95W-868S2 Key Specifications

ParameterValue
Standard Pack Qty1
IIP3-12.5 dBm
ModulationLoRa, FSK, GFSK, MSK, GMSK, OOK
RX Current10.3 mA
Module Size16 x 16 mm
Sensitivitydown to -148 dBm
Packet Engineup to 256 bytes with CRC
Frequency Band868 MHz (RFM95W family covers 868/915 MHz)
LoRa Bandwidth7.8 kHz to 500 kHz
Max Output Power+20 dBm (100 mW)
RSSI Dynamic Range127 dB
Maximum Link Budget168 dB
LoRa Spreading Factor6 to 12
Programmable Bit Rateup to 300 kbps
Effective LoRa Bitrate0.018 kbps to 37.5 kbps
Synthesizer Resolution61 Hz
Communication InterfaceSPI
High Efficiency PA Output+14 dBm
Register Retention Current200 nA

RFM95W-868S2 Overview

Part: RFM95/96/97/98(W) — HopeRF

Type: LoRa / FSK/OOK Sub-GHz Transceiver Module

Description: Low-power long-range LoRa transceiver module with up to -148 dBm sensitivity, +20 dBm maximum output power, 168 dB maximum link budget, and programmable bit rate up to 300 kbps in a 16×16 mm module.

Operating Conditions:

  • Supply voltage: see Operating Range table (Table 3); absolute maximum is 3.9 V
  • Operating temperature: not given in the provided excerpt (Table 3 content not shown)
  • Maximum bit rate: 300 kbps (FSK mode)

Absolute Maximum Ratings:

  • Max supply voltage (VDDmr): 3.9 V (min -0.5 V)
  • Storage/ambient temperature (Tmr): -55 to +115 °C
  • Max junction temperature (Tj): +125 °C
  • Max RF input level: +10 dBm
  • Specific ratings apply to +20 dBm operation

Key Specs:

  • Sensitivity: down to -148 dBm (LoRa)
  • Maximum link budget: 168 dB
  • RF output power: up to +20 dBm (100 mW), with a +14 dBm high-efficiency PA
  • RX current: 10.3 mA
  • Register-retention (sleep) current: 200 nA
  • IIP3: -12.5 dBm
  • RSSI dynamic range: 127 dB
  • Synthesizer resolution: 61 Hz
  • Packet engine: up to 256 bytes with CRC

Features:

  • LoRa modem with FSK, GFSK, MSK, GMSK and OOK modulation
  • Programmable bit rate up to 300 kbps
  • Excellent blocking immunity
  • Built-in bit synchronizer for clock recovery
  • Preamble detection
  • Automatic RF Sense and CAD with ultra-fast AFC
  • Built-in temperature sensor and low battery indicator
  • Supports WMBus and IEEE 802.15.4g in (G)FSK modes

Applications:

  • Automated meter reading
  • Home and building automation
  • Wireless alarm and security systems
  • Industrial monitoring and control
  • Long-range irrigation systems

Package:

  • 16×16 mm module (see Section 8 for package outline and land pattern)

RFM95W-868S2 Features

  • LoRa TM Modem.
  • 168 dB maximum link budget.
  • +20 dBm - 100 mW constant RF output vs. V supply.
  • +14 dBm high efficiency PA.
  • Programmable bit rate up to 300 kbps.
  • High sensitivity: down to -148 dBm.
  • Bullet-proof front end: IIP3 = -12.5 dBm.
  • Excellent blocking immunity.
  • Low RX current of 10.3 mA, 200 nA register retention.
  • Fully integrated synthesizer with a resolution of 61 Hz.
  • FSK, GFSK, MSK, GMSK, LoRa TM and OOK modulation.
  • Built-in bit synchronizer for clock recovery.
  • Preamble detection.
  • 127 dB Dynamic Range RSSI.
  • Automatic RF Sense and CAD with ultra-fast AFC.
  • Packet engine up to 256 bytes with CRC.
  • Built-in temperature sensor and low battery indicator.
  • Modue Size : 16*16mm

RFM95W-868S2 Applications

  • Automated Meter Reading.
  • Home and Building Automation.
  • Wireless Alarm and Security Systems.
  • Industrial Monitoring and Control
  • Long range Irrigation Systems

RFM95W-868S2 Pin Configuration

NumberNameTypeDescription Description Stand Alone Mode
1GND-Ground
2MISOISPI Data output
3MOSIOSPI Data input
4SCKISPI Clock input
5NSSISPI Chip select input
6RESETI/OReset trigger input
7DIO5I/ODigital I/O, software configured
8GND-Ground
9ANT-RF signal output/input.
10GND-Ground
11DIO3I/ODigital I/O, software configured
12DIO4I/ODigital I/O, software configured
133.3V-Supply voltage
14DIO0I/ODigital I/O, software configured
15DIO1I/ODigital I/O, software configured
16DIO2I/ODigital I/O, software configured

WIRELESS & SENSING

PRELIMINARY

DATASHEET

RFM95W-868S2 Absolute Maximum Ratings

Stresses above the values listed below may cause permanent device failure. Exposure to absolute maximum ratings for extended periods may affect device reliability.

Table 49 Absolute Maximum Ratings

SymbolDescriptionMinMaxUnit
VDDmrSupply Voltage-0.53.9V
TmrTemperature-55+115° C
TjJunction temperature-+125° C
PmrRF Input Level-+10dBm

Note Specific ratings apply to +20 dBm operation (see Section 5.4.3).

RFM95W-868S2 Package Information

The RFM95/96/97/98(W) is available as shown in Figure 56

UNIT : mm

WIRELESS & SENSING

PRELIMINARY

DATASHEET

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
RFM95W—
RFM95/96/97/98W—
RFM95WW—
RFM95W-915S2WSMD 16x16mm
Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

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