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PDF STV6120 Data sheet ( Hoja de datos )
| Número de pieza | STV6120 | |
| Descripción | 8PSK/QPSK low-power 3.3-V dual wide-band satellite tuner IC | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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STV6120
8PSK/QPSK low-power 3.3-V dual wide-band satellite tuner IC
Data brief
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 mm3 with exposed pad
down (EPD) for heat dissipation
■ ECOPACK®, environmentally friendly package
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.
RFAin
RFBin
RFCin
RFDin
VLNA
+
Matrix 4:2
PLL1
+dividers1
XTAL_IN
XTAL_INN
XTAL_OUT
AGC1 AGC2
PLL2
+ dividers2
XTAL
Amplifier
DC offset compensation 1
DC offset compensation 2
I2C Bus Interface
QP1
QN1
IN1
IP1
QP2
QN2
IN2
IP2
SCL
SDA
November 2011
Doc ID 022527 Rev 1
For further information contact your local STMicroelectronics sales office.
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| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet STV6120.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
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