Sony CDX-MP30, Service Manual

Page: 31 / 48

31
CDX-MP30
• IC5 CXD9684R-005 (DSP) (SERVO 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
24
25
26
27
28
29
30
31 to 34
35
36 to 38
39
40
41, 42
43
44, 45
46, 47
48
49 to 51
52
53 to 55
56
57
58
59
60
61
62
63
64
I/O
I
I
O
I/O
I
O
—
O
O
I
I
I
O
O
O
—
I
—
—
—
O
—
—
O
—
—
I
I
O
—
O
O
—
O
O
O
I/O
—
I/O
—
I/O
—
O
I
—
I/O
—
I
O
—
Pin Name
/RESET
MIMD
AD0, AD1
MIDIO(I2C_SDA)
MICK(I2C_SCL)
AD2
VDDT(3.3V)
SDO
AD3, AD4
SDI0
BCKIA
LRCKIA
AD5
CE
OE
VDD(2.5V)
STANDBY
VSS(2.5VGND)
VSSL(2.5VGND)
VRAL
LO
VDAL(2.5V)
VDAR(2.5V)
RO
VRAR
VSSR(2.5VGND)
TESTP
CKS
AD12 to AD9
VDDT(3.3V)
AD8 to AD6
REQ
VSS
AD13,AD14
WR
AD16,AD15
IO0,IO1
VSS
IO2 to IO4
VDD(2.5V)
IO5 to IO7
VSSP
PDO
VCOI
VDDP
XRDE
VDDX(2.5V)
XI
XO
VSSX
Description
Reset input terminal “L”: reset
Microcomputer interface mode selection input “H”: I2C, “L”: TSB
External SRAM address signal output
Serial data input/output
Serial clock input
External SRAM address signal output
Power supply (3.3V) for digital circuit
Data output
External SRAM address signal output
Data input 0
Bit clock input A
LR clock input A
External SRAM address signal output
External SRAM chip enable signal output
External SRAM output enable signal output
Power supply (2.5V) for digital circuit
Standby mode control signal input “H”: STB, “L”: normal
Ground for digital circuit
Ground for DAC Lch
Reference voltage terminal for DAC Lch
DAC Lch signal output (open)
Power supply (2.5V) for DAC Lch
Power supply (2.5V) for DAC Rch
DAC Rch signal output (open)
Reference voltage terminal for DAC Rch
Ground for DAC Rch
Terminal for test “H”: test mode, “L”: normal (fixed at “L”)
VCO selection input “H”: VCO, “L”: X1 input
External SRAM address signal output
Power supply (3.3V) for digital circuit
External SRAM address signal output
Interrupt request signal output to the CD master control (IC3)
Ground for digital circuit
External SRAM address signal output
External SRAM write signal output
External SRAM address signal output
External SRAM data input/output
Ground for digital circuit
External SRAM data input/output
Power supply (2.5V) for digital circuit
External SRAM data input/output
Ground for VCO circuit
PLL phase error detection signal output
VCO control voltage input
Power supply for VCO circuit
External clock input, audio clock output (not used)
Power supply for oscillation circuit
Resonator terminal
Resonator terminal
Ground for oscillation circuit