SN761664 Datasheet - Texas Instruments

DTV TUNER IC

SN761664 Features

* Low-Phase-Noise Mixer/Oscillator and PLL Synthesizer

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

* External 4-Pin IF Filter Between Mixer Output and IF Amplifier Input

* I2C Bus Protocol (Bidirectional Data Transmission)

* 30-V Tuning Voltage Output

SN761664 General Description

The SN761664 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, 30-V output tuning amplifier, and four NPN band-switch drivers, and is available in a small-outline package. A 15-bit progr.

SN761664 Datasheet (431.17 KB)