Datasheet Summary
ICs for FM/AM Tuner
FM-IF Amplifier Circuit for Car Radio s Overview
The AN7259S is an FM- IF/DET IC for car radio/car stereo and has each function necessary for electronictuner.
0.4 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 1.5±0.2 Unit : mm and separation control, etc. IF counter output and search output in channel selection signal as electronic tuning and with IF counter output ON/OFF circuit (SSC)
- Adjustment of search band width and search output center frequency
- Soft muting adjusting function
- 0.1±0.1
1.27 s Features
- Quadrature detection system and fewer external parts
- Good linearity of control voltage output used for AGC
0.4±0.25
5.4±0.3...