SN761642 Datasheet (Texas Instruments)

SN761642, DIGITAL TV TUNER IC

The SN761642 is a low-phase-noise synthesized tuner IC designed for digital TV tuning systems.

The circuit consists of a PLL synthesizer, three-band local oscillator and mixer, and RF AGC detector circuit.

The SN761642 is available in a small-outline package.

1 Please be aware that an important not

SN761642 Features

* 1

* Integrated Mixer/Oscillator/PLL

* VHF-L, VHF-H, UHF 3-Band Local Oscillator

* RF AGC Detector Circuit

* I2C Bus Protocol Bidirectional Data Transmission

* High-Voltage Tuning Voltage Output

* Four NPN-Type Band Switch Drivers

* One Auxiliar