TDA7540B is an AM/FM car radio tuner IC with stereo decoder and Intelligent Selectivity System (ISS) manufactured by Texas Instruments.
The STMicroelectronics TDA7540B is a high performance AM/FM car radio tuner IC that integrates mixer, IF amplifier, demodulator, stereodecoder, quality detection, ISS filter and PLL synthesizer with IF counter on a single chip using BICMOS technology.
The device is housed in a TQFP80 package, operates from -40 to 85 °C, and all functions are controlled through an I²C-Bus interface.
| Package | TQFP80 |
|---|---|
| Operating temperature | -40 to 85 °C |
| Digital supply voltage | 7.7 to 9 V |
| I2C clock frequency | 400 kHz |
| ESD protection HBM | ±1500 V |
The TDA7540B is supplied in a TQFP80 package.
The digital supply voltage ranges from 7.7 to 9 V with a typical value of 8.5 V.
All functions are I2C-Bus controlled.
The ambient temperature range is -40 to 85 °C.