RFM219SW-433S1

RF Receivers Overview

The RFM219SW-433S1 is an ultra-low power, high-performance OOK stand-alone RF receiver module designed for wireless applications across the 300 to 960 MHz range. Operating at a frequency of 433.92MHz, it utilizes FSK, GFSK, and OOK modulation techniques. The device features embedded EEPROM for data retention and connects via a 4-wire SPI interface. It supports SMD mounting and operates within a temperature range of -40°C to +85°C.

RF Receivers Feature Summary

• Ultra-low power consumption design suitable for battery-operated devices
• Embedded EEPROM for non-volatile data storage
• Supports multiple modulation formats including OOK, FSK, and GFSK
• Compact surface-mount device (SMD) package

RF Receivers Applications

• Wireless remote control systems
• Home automation interfaces
• Industrial telemetry sensors
• Security alarm transceivers

RF Receivers Procurement Notes

Verify the specific manufacturer designation, as some sources associate this part number with HOPE Microelectronics while others list RF Solutions. Confirm the exact pinout configuration and voltage levels required for the 4-wire SPI interface before integration. Ensure the operating temperature range meets your environmental requirements.

RF Receivers Selection Notes

Select this module when low power consumption and embedded memory are critical for the application. It is suitable for designs requiring flexible modulation options like OOK or FSK. Consider the 4-wire SPI interface compatibility with the host microcontroller. Verify if the specific variant matches the intended brand source for consistent supply chain management.

RF Receivers Part Context

This component belongs to the family of ultra-low power RF receiver modules. It is engineered for cost-effective wireless communication solutions in the sub-GHz ISM bands. The module integrates the receiver front-end and baseband processing into a single compact unit, simplifying PCB layout and reducing overall system complexity for manufacturers.

RF Receivers Replacement Considerations

Check for direct substitutes from the same manufacturer line that may offer different modulation support or interface types. Verify pin-to-pin compatibility if replacing in existing designs. Cross-reference specifications with other 433MHz receiver modules to ensure equivalent sensitivity and current consumption profiles.