IC DESCRIPTION
IC,pPD780228-01 6,017,027
PlnNo.PinNameI/oDescription
1K-SCANoSwitch scantimingoutput
2ITUNEflFCI I ITUNE-IFcountserialdatainput
3PLL-CEoPLL IC chipenableoutput
4DATA(M)oData outputforsound CTRL, PLL, DOLBYPRO LOGIC, DSF
5CLK (M)oClock output
6STB (M)oLatch strobeoutputforsound CTRL
7I PRO-CE/DSP-CEI O\ Chip enablefordolbyprologicorDSP
8IATT-SW-AI OI ATT-SW-AoutputforIC720 (4052)
9IATT-SW-BI OI ATT-SW-BoutputforIC720 (4052)
10IOSD-CEI OI Chip enableforOSD
11ILED-~I OI Tape LED~/OFFoutput
12LED-TUNERoTuner LED ON/OFF output
13LED-PHONOoPhono LED ON/OFF output
14LED-AUXoAUX LED ON/OFF output
15POWERoSystem power supplyON/OFF output
I!1
16MUTEoSystem mute ON/OFF output
17IIC
18IVssI-IGND
19IVDDI -I Power supplyinput
20CsoChip selectoutputforDOLBYDIGITAL (AC3)
21SCKoClock outputforDOLBYDIGITAL (AC3)
22S1oSerialdatainputforDOLBYDIGITAL (AC3)
23IsoI II SerialdataoutputforDOLBYDIGITAL (AC3)
24SDAISerialdatainputforCODECIC (CS4226)
25ADO/CSoChip selectoutputforCODECIC (CS4226)
26TAPE-ATTNoATT outputforfunctiontape
27DSP-SWoDSP SW (4053)output
28RDS-CLKITuner RDS clockinput
29RDS-DATAITuner RDS datainput
30RESETIResetinput
31CONT1oMaster VOL CTRL outputforsurroundlefthight
32CONT2oMaster VOL CTRL outputforcenter& sub-woofer
33OSD-CLK(F)oClock outputforOSD
34RMCISvstem remote controlsignalinuut
35OSD-DATA(F)oData outputforOSD
36C-SHIFToMicon clockshiftoutput
37VDD1?Power supplyinput
?
38x2
4.19MHzoscillatorcircuit
39xl?
40Vssl?GND
41AVDD?Power supplyinput
39 |
ACEC
AIWA
