STV6120中文资料8PSK/QPSK low-power 3.3-V dual wide-band satellite tuner IC数据手册ST规格书

描述 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.

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