JVC KT-DB1000, Service Manual

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KT-DB1000
8
• Pin functions
Pin No. Symbol I/O Function
1,2 TESTIN0,TESTIN1 I Input terminal for test.
3 AVDD - Analogue VDD terminal.
4
ADVRT
- Reference voltage terminal for AD concerter top side.
5 ADIN - Analogue IF signal input terminal.
6 ADVRB - Reference voltage terminal for AD converter bottom side.
7 AVSS - Analogue VSS.
8 TESTMD - Test mode setting terminal.
9 ADCINT I AD converter internal/external select terminal.
10~19 DIN0~DIN9 I External AD converter data input terminal.
20 NADCPD I Internal AD converter power down control input terminal.
21 VSS0 - Digital VSS.
22 ADCK O AD converter clock signal output terminal.(8.192MHz)
23 ADCOVER O AD converter overflow detection ooutput terminal.
24 NADCPSC O AD converter power save control signal output terminal.
25 NULMON O NULL signal detection output terminal.
26 FSYO O Flame synchronization monitor signal output terminal.
27 CIRSYN O CIR monitor synchronization signal output terminal.
28 CTLCLK O CIR DA converter bit clock output terminal.(1.536MHz)
29 CTLLR O CIR DA converter LR clock output terminal.
30 CTLDAT O CIR DA converter data output terminal.
31 AGCDAT O External AGC control signal output terminal.(ADC output level)
32 LVDD0 - Internal digital VDD terminal.
33 VSS1 - Digital VSS terminal.
34 SMCK O Audio DA converter master clock output terminal.(256 Fs)
35 SLRCK O Audio DA converter LR clock output terminal.(Fs:48 kHz)
36 SCLK O Audio DA converter serial clock output terminal.(64 Fs)
37 SDAT1 O Audio DA converter serial data output 1 terminal.
38 SDAT2 O Audio DA converter serial data output 2 terminal.
39 MP2CLK O External DAB audio(MP2) clock output terminal.(2.048MHz)
40 MP2IN I External DAB audio(MP2) data input terminal.
41 MP2W I External DAB audio(MP2) window signal input terminal.
42 DAOUT O Digital audio interface output terminal. (IEC958)
43 VDD0 - External digital VDD terminal.
44 VSS2 - Digital VSS terminal.
45 RDIOUT O RDI data output terminal.
46 SDOWD O Serial data output window output terminal.
47 SDODT O Serial data output data output terminal.
48 SDOCK O Serial data output clock output terminal.(2.048 MHz)
49 DDODAT O Direct data output serial data output terminal.
50 DDOCLK O Direct data output serial clock output terminal.(2.048MHz)
51 DDOERF O Direct data output error flug output terminal. (H:error)
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