Pin No.
Pin Name
I/O
Description
-84-
IC DESCRIPTION -5/5 (IC,YSS915C-PK28MP-1 -1/1)
1
DI
I
Digital audio input Serial data
2
BCI
I
Digital audio input Bit clock
3
DO
O
Digital audio output Serial data
4
L/R
O
Digital audio output Word clock
5
DVDD1
-
Power supply, +5 V (for digital system)
6
BCO
O
Digital audio output Bit clock
7
DVSS1
-
Ground (for digital system)
8
AVDD
-
Power supply, +5 V (for analog system)
9
PLLC
-
Connecting resistor and capacitor for PLL
10
AVSS
-
Ground (for analog system)
11
ADC1
-
Connecting capacitor for ADC
12
ADC2
-
Connecting capacitor for ADC
13
VREF
O
Referential voltage output
14
MICIN
I
Analog input, analog voice signal for microphone channel
15
AOL
O
Outputs analog voice signal for L channel
16
AOR
O
Outputs analog voice signal for R channel
17
XI
I
External clock input
18
/IC
I
Initial clear (Low active)
19
DVDD2
-
Power supply, +5 V (for digital system)
20
DEPI
I
De-emphasis control (H : On, L : Off)
21
DVSS2
-
Ground (for digital system)
22
XISEL/ZERO
I/O
Switches master clock rate/ZERO output
23
P0
I/O
Test input terminal /P0 output
24
/CS
I
Microcomputer interface input Chip select
25
/SCK
I
Microcomputer interface input Serial clock
26
CDI
I
Microcomputer interface input Serial data
27
CDO
O
Microcomputer interface output Serial data
28
SDSY
I
Digital audio input Word clock
XD-DV1
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