– 13 –
5-1-3. IC302 XCB56362PV100 (24 BIT AUDIO DIGITAL SIGNAL PROCESSOR)
Pin No.
Pin Name
I/O
Pin Description
1
SCK
I
SPI serial clock signal input
2
SS
I
SPI SLAVE select signal input
3
HREQ
O
Host request signal output
4
SDO0
O
Serial data signal output
5
SDO1
O
Serial data signal output
6
SDO2
O
Serial data signal output
7
SDO3
O
Serial data signal output
8
VCCS
I
Power supply pin
9
GNDS
—
Ground
10
SDO4
O
Serial data signal output
11
SDO5
O
Serial data signal output
12
FST
I
Transmitter frame sync signal input
13
FSR
I
Receiver frame sync signal input
14
SCKT
I
Transmitter serial clock signal input
15
SCKR
I
Receiver serial clock signal input
16
HCKT
—
Not used. (Open)
17
HCKR
—
Not used. (Open)
18
VCCQL
I
Power supply pin
19
GNDQ
—
Ground
20
VCCQL
I
Power supply pin
21
HDS
—
Not used. (Open)
22
HRW
—
Not used. (Open)
23
HACK
—
Not used. (Open)
24
HOREQ
—
Not used. (Open)
25
VCCS
I
Power supply pin
26
GNDS
—
Not used. (Open)
27
ADO
—
Not used. (Open)
28
ACI
—
Not used. (Open)
29
TIO0
I
Timer schmitt trigger signal input
30
HCS
—
Not used. (Open)
31
HA9
—
Not used. (Open)
32
HA8
—
Not used. (Open)
33
HAS
O
Host address strobe signal output
—
Not used.
—
Not used.
I
Host address signal input
I
Host address signal input
I
Power supply pin
—
Ground
I
Host address signal input
I
Host address signal input
I
Host address signal input
I
Host address signal input
44
RESET
I
Reset signal input
45
VCCP
I
Power supply pin
46
PCAP
I
PLL capacitor connecting pin
47
GNDP
—
Ground
48
GNDP1
—
Ground
49
VCCQH
I
Power supply pin
50 • 51
AA3 • 2
—
Not used. (Open)
52
CAS
—
Not used. (Open)
53
DE
—
Not used. (Open)
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