ZL10312

ZL10312 Satellite Demodulator Data Sheet Features Conforms to EBU specification for DVB-S and DirecTV specification for DSS On-chip digital filtering supports 1 - 45 MSps symbol rates On-chip 60 or 90 MHz dual-ADC High speed scanning mode for blind symbol rate/code rate acquisition Automatic spectral inversion resolution High level software interface for minimum development time Up to ±22 MHz LNB frequency tracking DiSEqC™ v2.2: receive/transmit for full control of LNB, dish and other components Compact 64 pin LQFP package (7 x 7 mm) Sleep pin gives ~1,000 fold reduction in power to help products meet ENERGY STAR® requirements ZL10312QCG ZL10312QCF ZL10312QCG1 ZL10312UBH November 2004 Ordering Information 64 Pin LQFP 64 Pin LQFP 64 Pin LQFP* Die supplied in Trays, Bake & Drypack Tape & Reel Trays, Bake & Drypack wafer form** *Pb Free Matte Tin **Please contact Sales for further details 0°C to +70 °C Description The ZL10312 is a QPSK/BPSK 1 - 45 MSps demodulator and channel decoder for digital satellite television transmissions to the European Broadcast Union ETS 300 421 specification. It receives analogue I and Q signals from the tuner, digitises and digitally demodulates this signal, and implements the complete DVB/DSS FEC (Forward Error Correction), and descrambling function. The output is in the form of MPEG2 or DSS transport stream data packets. The ZL10312 also provides automatic gain control to the RF front-end device. The ZL10312 has a serial ...