Diagrams; Ic Pin Descriptions - Sony STR-DE495 Service Manual

STR-DE495/DE595

4-1. IC PIN DESCRIPTIONS

• IC1201 CXD9617R (DSP) (DIGITAL Board (1/2))
Pin No. Pin Name
1 VSS
2 XRST
3 EXTIN
4 FS2
5 VDDI
6 FS1
7 PLOCK
8 VSS
9 MCLK1
10 VDDI
11 VSS
12 MCLK2
13 MS
14 SCKOUT
15 LRCKI1
16 VDDE
17 BCKI1
18 SDI1
19 LRCKO
20 BCKO
21 VSS
22 KFSIO
23 to 25 SDO1 to SDO3
26 SDO4
27 SPDIF
28 LRCKI2
29 BCKI2
30 SDI2
31 VSS
32 HACN
33 HDIN
34 HCLK
35 HDOUT
36 HCS
37 SDCLK
38 CLKEN
39 RAS
40 VDDI
41 VSS
42 CAS
43 DQM/OE0
44 CS0
45 WE0
46 VDDE
47 WMD1
48 VSS
49 WMD0
50 PAGE2
51 VSS
52, 53 PAGE1, PAGE0
54 BOOT
12
SECTION 4

DIAGRAMS

I/O
— Ground
I Reset signal input from SYSTEM CONTROL IC
I Not used (Connect to ground)
I Not used (Connect to ground)
I Power supply pin (+2.6 V)
I Not used (Connect to ground)
O Not used (Open)
— Ground
I Clock signal input (13.59 MHz)
I Power supply pin (+2.6 V)
— Ground
O Clock signal output (13.59 MHz)
I Not used (Connect to ground)
O Internal system clock signal output for CODEC IC
I Not used (Open)
I Power supply pin (+3.3 V)
I Not used (Open)
I Audio IF data input from CODEC IC
O Sampling clock signal output for CODEC IC
O Bit clock signal output for CODEC IC
— Ground
I/O Audio clock signal (384fs/256fs) input/output for DIR IC
O Digital audio serial data output for CODEC IC
O Not used (Open)
O Not used (Open)
I Sampling clock signal input from DIR IC
I Bit clock signal input from DIR IC
I Digital audio serial data input from DIR IC
— Ground
O Acknowledge signal output for SYSTEM CONTROL IC
I Serial data input from SYSTEM CONTROL IC
I Clock signal input from SYSTEM CONTROL IC
O Serial data output for SYSTEM CONTROL IC
I Chip select signal input from SYSTEM CONTROL IC
O Not used (Open)
O Not used (Open)
O Not used (Open)
I Power supply pin (+2.6 V)
— Ground
O Not used (Open)
O Not used (Open)
O External memory chip select signal output for D/A converter IC (SRAM)
O SRAM write enable signal output for D/A converter IC
I Power supply pin (+3.3 V)
I Not used (Fixed at H)
— Ground
I Not used (Fixed at H)
O Not used (Open)
— Ground
O Not used (Open)
I Not used (Connect to ground)
Pin Description