SI2109

S i 2 1 0 7 / 0 8 / 0 9/10 S A T E L L I T E R E C E I V E R F O R D V B -S /D S S W I T H QUICKLOCK AND QUICKSCAN Features Single-chip tuner, demodulator, and LNB controller DVB-S- and DSS-compliant QPSK/BPSK demodulation Integrated step-up dc-dc converter for LNB power supply (Si2108/10 only) Input signal level: –82 to –10 dBm Symbol rate range: 1 to 45 MBaud Automatic acquisition and fade recovery Automatic gain control On-chip blind scan accelerator with QuickScan (Si2109/10 only) DiSEqC™ 2.2 support Power, C/N, and BER estimators I2C bus interface 3.3/1.8 V supply, 3.3 V I/O Pb-free/RoHS-compliant package VDD_LNA REXT Pin Assignments Si2107/08/09/10 GND GND VDD_SYNTH 35 VDD_LO RFIN2 RFIN1 RFIP2 RFIP1 GND 44 43 42 41 40 39 38 37 36 Applications Set-top boxes Digital video recorders Digital televisions Satellite PC-TV SMATV trans-modulators (Satellite Master Antenna TV) www.DataSheet.net/ 1 2 3 4 5 6 7 8 9 10 11 12 13 XTAL1 XTAL2 VDD_XTAL XTOUT VDD_PLL33 INT/RLK/GPO TS_ERR TS_VAL TS_SYNC SDA SCL TS_DATA[7] TS_DATA[6] GND 34 33 32 ADDR VDD_MIX VDD_BB VDD_ADC VSEN/TDET LNB1/TGEN ISEN Top View GND 14 15 16 17 18 19 20 21 22 VDD_DIG33 TS_DATA[0] TS_DATA[1] TS_DATA[2] TS_DATA[3] VDD_DIG33 TS_CLK TS_DATA[4] TS_DATA[5] 31 30 29 28 27 26 25 24 23 Description LNB2/DRC RESET PWM/DCS The Si2107/08/09/10 are a family of pin-compatible, complete front-end solutions for DSS and DVB-S digital satellite reception. The IC family incorporates a tuner, demodulator, and LNB cont...