Aiwa AV-D77 Service Manual page 51

IC, YSD917
Pin No. Pin Name
1 AVDD
2 PCO
3 AVSS
4 M/S
5 DDIN
6 TEST
7 /IC
8 VSS
9 XO
10 XI
11 MCK
12 VDD
13 SDO
14 SDBCK
15 SDWCK
16 SDMCK
17 VSS
18 SYNC/U
19 FS128/C
20 DBL/V
21 ERR/BS
22 /LOCK
23 INT
24 VDD
25 /CS
26 SO
27 SI
28 SCK
I/O
- Analog power supply for PLL (+5V).
- PLL filter connection terminal.
- Analog ground.
I Master / slave mode selection. (Not used)
I Digital audio interface data input.
I Test terminal (To be open). (Not used)
I Initial clear input.
- Ground.
O 24.576MHz crystal oscillator connection output terminal.
I 24.576MHz crystal oscillator connection input terminal.
O 12.288MHz clock output.
-
+5V power supply.
O Serial data output.
I/O
Serial data bit clock input / output (64 fs).
I/O Serial data word clock input / output (fs).
O Serial data master clock output (256 fs or 128 fs).
- Ground.
O Serial data synchronization timing output / User data output. (Not used)
O
Serial data master clock 128 fs output / Channel status output. (Not used)
O Double rate output / Validity flag output.
O Data error detection output / Block start output. (Not used)
O PLL lock detection output.
O
Interrupt output.
-
+5V power supply.
I Microcomputer interface chip select input.
O Microcomputer interface data output.
I Microcomputer interface data input.
I Microcomputer interface bit clock input.
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Description