STV6120

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8PSK/QPSK低功耗3.3-V双宽带卫星调谐器IC

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产品概述

描述

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.

  • 所有功能

    • 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
    • 应用
      • Direct broadcasting satellite (DBS) QPSK/8PSK demodulation
      • Set-top box
      • VFQFPN-56 8 x 8 x 1 mm3 with exposed pad down (EPD) for heat dissipation
      • ECOPACK®, environmentally friendly package

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