Read Sony HT-K250 / SA-WMSP250 Service Manual online
22
SA-WMSP250
• IC605
CXD9617R DSP (DIGITAL AMP Board)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23 to 25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
I/O
—
I
I
I
—
I
O
—
I
—
—
O
I
O
I
—
I
I
O
O
—
I/O
O
O
O
I
I
I
—
O
I
I
O
I
O
O
O
—
—
O
O
O
O
—
I
—
I
O
—
O
Pin Name
VSS
XRST
EXTIN
FS2
VDDI
FS1
PLOCK
VSS
MCLK1
VDDI
VSS
MCLK2
MS
SCKOUT
LRCKI1
VDDE
BCKI1
SDI1
LRCKO
BCKO
VSS
KFSIO
SDO1 to SDO3
SDO4
SPDIF
LRCKI2
BCKI2
SDI2
VSS
HACN
HDIN
HCLK
HDOUT
HCS
SDCLK
CLKEN
RAS
VDDI
VSS
CAS
DQM/OE0
CS0
WE0
VDDE
WMD1
VSS
WMD0
PAGE2
VSS
PAGE1
Description
Ground
Reset signal input from the system control (IC501)
Not used (connected to ground)
Not used (connected to ground)
Power supply
Not used (connected to ground)
Internal PLL lock signal output (Not used (open))
Ground
Clock signal input (13.5 MHz) (resonator connection)
Power supply
Ground
Clock signal output (13.5 MHz) (resonator connection)
Switching of master/slave operation (L : internal clock, H : EXTIN clock is used)
Internal system clock signal output
Sampling clock input for audio serial data
Power supply
Bit clock input terminal for audio serial data
Audio IF data input
Sampling clock output for digital audio serial data
Bit clock output terminal for digital audio serial data
Ground
Audio clock signal (364fs/256fs) input/output
Digital audio serial data output
Audio IF serial output (Not used (open))
Not used (open)
Sampling clock input for audio serial data
Bit clock input terminal for audio serial data
Digital audio data input
Ground
Acknowledge signal output to the system control (IC501)
Serial data input from the system control (IC501)
Clock input from the system control (IC501)
Serial data output to the system control (IC501)
Chip select signal input from the system control (IC501)
Not used (open)
Not used (open)
Not used (open)
Power supply
Ground
Not used (open)
Not used (open)
External memory chip select (SRAM)
SRAM write enable output
Power supply
Not used (connected to “H”)
Ground
Not used (connected to “H”)
Not used (open)
Ground
External memory page switching signal output (Not used (open))
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