AN7243 Description
ICs for FM/AM Tuner AN7243S FM Front-end Circuit for Car Radio s Overview The AN7243S is an FM front-end IC designed for DTS except RF amp. It is built-in local oscillation frequency buffer output and PIN diode (ADX) driver for antenna damping. Buffer 1 2 3 VCC 4 5 6 7 0.15 0.65 ature characteristics to RF amp.
AN7243 Key Features
- High sensitivity
- High S/N ratio
- Good IM characteristics at strong input
- Timing for AGC input level is variable
- Built-in pre-IF-Amp. having negative (positive)