Sony STR-DH700, Service Manual

Page: 63 / 96

STR-DH700
63
• IC Pin Function Descriptions
DIGITAL BOARD (1/3) IC2006 ADSP21266SKSTZ-2C (DSP EX3)
Pin No. Pin Name I/O Description
1 VDDINT — Power supply pin (+1.2 V)
2 CLKCFG0 I Clock frequency setting signal input 0 (Fixed at L)
3 CLKCFG1 I Clock frequency setting signal input 1 (Fixed at H)
4 BOOTCFG0 I Boot mode setting signal input 0 for DASP IC (Fixed at H)
5 BOOTCFG1 I Boot mode setting signal input 1 for DASP IC (Fixed at H)
6 GND — Ground
7 VDDEXT — Power supply pin (+3.3 V)
8 GND — Ground
9 VDDINT — Power supply pin (+1.2 V)
10 GND — Ground
11 VDDINT — Power supply pin (+1.2 V)
12 GND — Ground
13 VDDINT — Power supply pin (+1.2 V)
14 GND — Ground
15 FLAG0 O Interruption request signal output for SYSTEM CONTROL IC
16 FLAG1 O PLL lock error signal output and data error fl ag signal output for SYSTEM CONTROL IC
17 AD7 I/O Not used (Open)
18 GND — Ground
19 VDDINT — Power supply pin (+1.2 V)
20 GND — Ground
21 VDDEXT — Power supply pin (+3.3 V)
22 GND — Ground
23 VDDINT — Power supply pin (+1.2 V)
24 to 26 AD6 to AD4 I/O Not used (Open)
27 VDDINT — Power supply pin (+1.2 V)
28 GND — Ground
29, 30 AD3, AD2 I/O Not used (Open)
31 VDDEXT — Power supply pin (+3.3 V)
32 GND — Ground
33, 34 AD1, AD0 I/O Not used (Open)
35 WR
*
O Not used (Open)
36, 37 VDDINT — Power supply pin (+1.2 V)
38 GND — Ground
39 RD O Not used (Open)
40 ALE O Not used (Open)
41 to 43 AD15 to AD13 I/O Not used (Open)
44 GND — Ground
45 VDDEXT — Power supply pin (+3.3 V)
46 AD12 I/O Not used (Open)
47 VDDINT — Power supply pin (+1.2 V)
48 GND — Ground
49 to 52 AD11 to AD8 I/O Not used (Open)
53 A16 DAI_P1 O Not used (Open)
54 VDDINT — Power supply pin (+1.2 V)
55 GND — Ground
56, 57
A17 DAI_P2, A18
DAI_P3
O Not used (Open)
58 GND — Ground
59 VDDEXT — Power supply pin (+3.3 V)
60 VDDINT — Power supply pin (+1.2 V)
61 GND — Ground
62 PF_CE DAI_P4 I/O Not used (Open)
63 SPI_MAS DAI_P5 O Not used (Open)
64 DPSOA DAI_P6(L&R) O PCM audio signal output