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RR325

Wireless Receiver Chip

RR325

    • RF Chip Division is based on self-developed RF and related chips.
    • Positioned as a wireless transmitter-receiver module led by its own RF chip.
    • and wireless product solution provider.
    • Focusing on wireless modules and wireless-related PCBA processing, based on the application of our own chips.
    • Through years of accumulation and precipitation in RF design and peripheral applications.
    • Launched wireless transmitter/receiver module fully exploits the proper performance of RF chips.
    • Compared with the same type of products, it has a low price point, high reliability, long distance
    • Easy to use, meet the U.S. FCC, Europe ETSI, Korea KC, Japan MIC, ROHS and other certification specifications。
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RR235 with SOP8 package is a highly integrated, low-power ASK/OOK RF receiver chip, high matching signal part of the integrated chip with a minimum of peripheral devices and the lowest cost to obtain reliable reception; the chip automatically complete the RF and IF tuning, in the development and production process to omit the manual adjustment, thereby reducing costs.



Basic Parameters


Frequency range:300Mhz~450MHz　　　


Sensitivity:-114dBm


Operating voltage:1.8V~5.5V　　　　　


Receiving bandwidth:±300KHz


Operating Current:315MHz 4.9mA 433.92MHz 5.4mA


Sleep Current:>1uA　　　　　　　 


Data Rate:1kbps


Matching Crystal:315MHz(9.81563MHz) 433.92MHz(13.52127MHz)


Pinout

Scope of application

light control Wireless Doorbell Electric vehicle immobiliser anti-theft device for motorbikes Gate control (GDO) Curtain machine remote control