tb31261af
rf 1chip ic for 900mhz cordless telephone
one packaging three systems pll,if detector,compander.
it is possible to reduce many external parts. this ic is suitable
for radio section of 900mhz cordless telephone.
features (特性)
low operating voltage: vcc=2.7-5.5v
pll operating frequency: f=400-1000mhz
serial control for all status
built-in clock output function for cpu
built in receiver amp
receiver output level adjustment
variable battery alarm setting(4 thresholds)
built in battery saving function for intermittent receiving
small package:qfp52pin(0.65mm pitch)
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