HT9142 - FM IF Detector
The HT9142 is designed for FM communication system devices.
It combines a paging system, mixer, IF limiter, Quadrature detector, operation amplifier, comparator and more.
The HT9142 could provide the customer¢s PAGER system with total solution along with Holtek¢s POCSAG Pager Controller series prod
HT9142 Features
* Operating voltage: 1.1V~3.5V
* Constant power supply voltage can be generated by externally adding a transistor: VREG=1.0V typ.
* Alarm function sensitivity: VALM=1.1V typ.
* Low current consumption: ICCQ=1.1mA typ.
* Built-in 2nd stage mixer for double conversion method