LR680R - ASK / OOK wireless receiving chip

Datasheet Details

Part number	LR680R
Manufacturer	Ling Chengxin
File Size	375.58 KB
Description	ASK / OOK wireless receiving chip
Datasheet	LR680R Datasheet

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www.lchstar.com LR680R LR680R ASK/OOK ，。、、、、、、、，，。  –112 dBm(OOK )；  FCC/ETSI  300MHz~440MHz；  2V ~ 5.5V  2mA(315MHz) 2.5mA(433.92MHz)  ； SOP8 IC LR45B www.lchstar.com （8Pin） 1 2 3 4 VSSRF ANT VDDRF CTH 5 DOUT 6 SHUT 7 CAGC 8 OSC ，， 120kΩ, ， . :47nF~ 1μF ，CMOS ， 0， VDD，， AGC ，，，，：VVDD=5V，25ºC，CAGC=4.7μF，CTH=1μF， 2 kb/s。 Symbol Parameter VVDD Supply Voltage Condition Min Typ 25 IVDD Operatiing Current fRF = 315 MHz fRF = 433.92 MHz fRF Operating Frequency range Receiver Sensitivity OOK modulation 2 2.5 300 –112 Max Units 5.5 V 2.5 mA 2.8 mA 440 MHz dBm www.lchstar.com fIF IF Center Frequency fRF = 315 MHz fBW IF -3dB Bandwidth fRF = 433.92 MHz Z11 Input Impedance of ANT Operating at 315 MHz Pin Operating at 433.