EPSON – SR3225SAA: Breakthrough RF control module with many modern functions

SR3225SAA with crystal resonator, oscillator, PLL and Power Amp integrated inside the module. The Wireless transmission function can be configured by connecting to external control devices. The module has a frequency range of 300 MHz ~ 465 MHz and 600 MHz ~ 930 MHz, a popular frequency range that easily integrates with RF modules on the market today.  

 Power amp output power programmable from -15 ~ 11dBm, 128 steps. In addition, ASK/OOK/FSK modulation types with the ability to program Under voltage threshold and low voltage detection are integrated inside the module for operability. Integrates effective signal decoding function with Fail-Safe mechanisms such as PLL lock loss detection, VCO and under-voltage automatic correction errors.   

 With the above advantages, SR3225SAA is the perfect product for smart lock applications, RFID card transmitters, short-range radio data transceivers, etc. 

Specifications: 

– Operating voltage: 1.8 ~ 3.6 V 

– Frequency range: 300 ~ 465 MHz, 600 ~ 930 MHz 

– Output power (power amp): -15 ~ 11 dBm 

– Interface: SPI 

– Modulation types: ASK/OOK/FSK with SoftASK and Soft FSK 

– Size: 3.2 x 2.5 mm 

Advantage: 

– Compact size 

– Wide frequency band 

– Integrated cwo error detection mechanism, under pressure,… 

– High performance 

Application: 

– Smart lock, Smart Key 

– Transmitter for RFID tags 

– Short-range radio data transceiver. 

Learn more: SR3225SAA

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