STV6120中文資料意法半導(dǎo)體數(shù)據(jù)手冊PDF規(guī)格書

Description

The STV6120 satellite tuner is a quad-input dual direct-conversion (zero-IF) wideband satellite

tuner intended for digital set-top boxes and similar applications.

Features

■ Four VLNA inputs

■ On-chip 4:2 matrix

■ Input frequency range 250 MHz to 2150 MHz

■ Two independently programmable tuners

■ RF to baseband direct conversion

■ Single 3.3-V DC supply

■ Fractional N synthesizers

■ Extremely low phase noise, compliant with DVB-S2 requirements

■ Flexible crystal frequency output to drive the demodulator IC

■ Continuously variable gain: 0 to 65 dB

■ Additional and programmable gain on baseband amplifier: 0 to 16 dB

■ Programmable 5- to 36-MHz cut-off frequency (Butterworth 5th-order baseband filters)

■ Low power consumption

■ Compatible with 5- and 3.3-V I2C bus

Applications

■ Direct broadcasting satellite (DBS) QPSK/8PSK demodulation

■ Set-top box

Package

■ VFQFPN-56 8 x 8 x 1 mm 3 with exposed pad down (EPD) for heat dissipation

■ ECOPACK?, environmentally friendly package