Aiwa XD-DV170, Service Manual

Page: 49 / 53

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Pin No. Pin Name I/O Description
IC DESCRIPTION - 8/8 (YSS915C-PK28MP-1) -1/1
I
I
O
O
–
O
–
–
–
–
–
–
O
I
O
O
I
I
–
I
–
I/O
I/O
I
I
I
O
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
DI
BCI
DO
L/R
DVDD1
BCO
DVSS1
AVDD
PLLC
AVSS
ADC1
ADC2
VREF
MICIN
AOL
AOR
XI
__
IC
DVDD2
DEP1
DVSS2
XISEI/ZERO
P0
__
CS
____
SCK
CDI
CDO
SDSY
Digital audio input: Serial data
Digital audio input: Bit clock
Digital audio output: Serial data
Digital audio output: Word clock
+5 V power supply (for digital circuits)
Digital audio output: Bit clock
Ground (for digital circuits)
+5 V power supply (for analog circuits)
For the connection of resistors and capacitors that make up a PLL
Ground (for analog circuits)
For the connection of capacitors for ADC
For the connection of capacitors for ADC
Reference voltage output
Analog audio: MIC channel ADC input
Analog audio: L channel output
Analog audio: R channel output
External clock input
Initial clear input (active 'L')
+5 V power supply
De-emphasis process control (H: ON; L: OFF)
Ground (for digital circuits)
Master clock rate switching/ZERO output
Test input/P0 output
Microprocessor interface input: Chip select
Microprocessor interface input: Serial clock
Microprocessor interface input: Serial data
Microprocessor interface output: Serial data
Digital audio input: Word clock