Rfm69cw 868Mhz

Rfm69cw 868Mhz Wireless Communication Rf Module

Hope Rf 13dBm Transceiver Transmitter Receiver Spi Iot Arduino Long Range Data Transfer 868 Mhz Ism Band

     RFM69CW is an RF transceiver module with low power consumption and high receiver sensitivity, operating in the license-free ISM frequency bands. It was developed for sensor data, control signal and low data volume communication needs. Both data transmission and data reception operations can be carried out with a single module.

     All RF communication parameters can be controlled via software. Frequency, output power, data rate, modulation type, channel filter and error control mechanisms can be adjusted dynamically. Thanks to this structure, it offers much more flexible and professional solutions compared to fixed RF modules.

     Its support for narrow band and wide band communication modes allows multiple devices to operate stably in the same frequency band. It communicates directly with microcontrollers over the SPI interface. Thanks to low power modes, it is suitable for long-term use in battery-powered systems.

     Thanks to the built-in AES-128 encryption and CRC check, it is preferred in applications requiring data security. Being pin compatible with RFM12B allows it to be used easily in existing designs.

Features:

• Operating frequencies: 868mhz
• Maximum rf output power: +13dBm
• Adjustable output power: -18dBm to +13dBm, 1dB step
• Receiver sensitivity: -120dBm @ 1.2kbps
• Receiver current: 16mA
• Register retention mode current: 100nA
• Modulation types: FSK, GFSK, MSK, GMSK, OOK
• Maximum data rate: 300kbps
• Frequency synthesizer resolution: 61Hz
• Channel filter: 16 tap FIR
• RSSI dynamic range: 115dB
• Automatic AFC and RF detection
• Built-in CRC-16 and AES-128 encryption
• FIFO buffer: 66 byte
• Built-in temperature sensor
• Communication interface: SPI
• Stable RF performance across the supply voltage range
• Integrated antenna output and external antenna compatible design
• RFM12B compatible pin layout
• Dimensions: 16x16mm

Communication range: The antenna to be used with the module has an effect on the range.

• Open area (line of sight, suitable antenna): 300m - 800m With low data rate (around 1.2kbps) and +13dBm RF output power it can approach the 1km level
• Urban environment (buildings, walls, interference): 50m - 200m The range decreases as reinforced concrete structures and metal density increase
• Indoor area / industrial environment: 30m - 100m High electromagnetic noise and in-panel mounting directly affect the range

Areas of use:

• Wireless meter reading systems
• Wireless sensor networks
• Smart home and building automation
• Wireless alarm and security systems
• Industrial monitoring and control systems
• Wireless M-BUS applications

Package contents:

•  1 Piece Rfm69cw 868Mhz