Sony STR-DG710 - IC Pin Descriptions (Digital Processor); IC1501 Pinout Details (1-56)

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STR-DG710
• IC Pin Descriptions
IC1501 CXD9718BQ (DIGITAL SIGNAL PROCESSOR) (DIGITAL BOARD (1/3))
Pin No . Pin Name I/O Pin Descr iption
1 VSS — Ground pin
2 XRST I Reset signal input from system control IC
3 EXTIN I Not used. (Connect to ground.)
4 LRCKI3 I Not used. (Connect to ground.)
5 VDDI I Power supply pin (+1.9 V)
6 BCKI3 I Not used. (Connect to ground.)
7 PLOCK O Not used. (Open)
8 VSS — Ground pin
9 MCLK1 I Clock signal input (13.9 MHz)
10 VDDI I Power supply pin (+1.9 V)
11 VSS — Ground pin
12 MCLK2 O Clock signal output (13.9 MHz)
13 MS I Not used. (Fixed at L.)
14 SCKOUT O Internal system clock signal output for 8CH D/A converter IC
15 LRCKI1 I Sampling clock signal input from A/D converter IC
16 VDDE I Power supply pin (+3.3 V)
17 BCKI1 I Bit clock signal input from A/D converter IC
18 SDI1 I Audio IF data input from A/D converter IC
19 LRCKO O Sampling clock signal output for 8CH D/A converter IC
20 BCKO O Bit clock signal output for 8CH D/A converter IC
21 VSS — Ground pin
22 KFSIO I/O Audio clock signal (384fs/256fs) input/output for digital audio interface receiver IC
23 to 26 SDO1 to SDO4 O Digital audio serial data output for 8CH D/A converter IC
27 SPDIF O Not used. (Open)
28 LRCKI2 I Sampling clock signal input from A/D converter IC
29 BCKI2 I Bit clock signal input from A/D converter IC
30 SDI2 I Digital audio serial data input from digital audio interface receiver IC
31 VSS — Ground pin
32 HACN O Acknowledge signal output for system control IC
33 HDIN I Serial data input from system control IC
34 HCLK I Clock signal input from system control IC
35 HDOUT O Serial data output for system control IC
36 HCS I Chip select signal input from system control IC
37 GP12 I GP12 signal input from system control IC
38, 39 GP13, GP14 O Not used. (Open)
40 VDDI I Power supply pin (+1.9 V)
41 VSS — Ground pin
42 GP15 O Not used. (Open)
43 CE0 O SDRAM enable signal output
44 CS0 O External memory chip select signal output for SDRAM IC
45 WE0 O SDRAM write enable signal output for SDRAM IC
46 VDDE I Power supply pin (+3.3 V)
47 WMD1 I Not used. (Fixed at H.)
48 VSS — Ground pin
49 WMD0 I Not used. (Fixed at H.)
50 PAGE2 O Not used. (Open)
51 VSS — Ground pin
52, 53 PAGE1, PAGE0 O Not used. (Open)
54 BOOT I Not used. (Connect to ground.)
55 TST1 O Not used. (Open)
56 BST I Boot stop signal input