Sony STR-DG520 Service Manual page 45

• IC Pin Function Descriptions
DIGITAL BOARD (1/3) IC1501 ADSST-AVR-1115 (DSP EX3)
Pin No. Pin Name
1 VDDINT
2 CLKCFG0
3 CLKCFG1
4 BOOTCFG0
5 BOOTCFG1
6 GND
7 VDDEXT
8 GND
9 VDDINT
10 GND
11 VDDINT
12 GND
13 VDDINT
14 GND
15 FLAG0
16 FLAG1
17 AD7
18 GND
19 VDDINT
20 GND
21 VDDEXT
22 GND
23 VDDINT
24 to 26 AD6 to AD4
27 VDDINT
28 GND
29, 30 AD3, AD2
31 VDDEXT
32 GND
33, 34 AD1, AD0
35 WR*
36, 37 VDDINT
38 GND
39 RD
40 ALE
41 to 43 AD15 to AD13
44 GND
45 VDDEXT
46 AD12
47 VDDINT
48 GND
49 to 52 AD11 to AD8
53 A16 DAI_P1
54 VDDINT
55 GND
A17 DAI_P2, A18
56, 57
DAI_P3
58 GND
59 VDDEXT
60 VDDINT
61 GND
62 PF_CE DAI_P4
63 SPI_MAS DAI_P5
64 DPSOA DAI_P6(L&R)
I/O Description
— Power supply pin (+1.2 V)
I Clock frequency setting signal input 0 (Fixed at L)
I Clock frequency setting signal input 1 (Fixed at H)
I Boot mode setting signal input 0 for DASP IC (Fixed at H)
I Boot mode setting signal input 1 for DASP IC (Fixed at H)
— Ground
— Power supply pin (+3.3 V)
— Ground
— Power supply pin (+1.2 V)
— Ground
— Power supply pin (+1.2 V)
— Ground
— Power supply pin (+1.2 V)
— Ground
O Interruption request signal output for SYSTEM CONTROL IC
O PLL lock error signal output and data error fl ag signal output for SYSTEM CONTROL IC
I/O Not used (Open)
— Ground
— Power supply pin (+1.2 V)
— Ground
— Power supply pin (+3.3 V)
— Ground
— Power supply pin (+1.2 V)
I/O Not used (Open)
— Power supply pin (+1.2 V)
— Ground
I/O Not used (Open)
— Power supply pin (+3.3 V)
— Ground
I/O Not used (Open)
O Not used (Open)
— Power supply pin (+1.2 V)
— Ground
O Not used (Open)
O Not used (Open)
I/O Not used (Open)
— Ground
— Power supply pin (+3.3 V)
I/O Not used (Open)
— Power supply pin (+1.2 V)
— Ground
I/O Not used (Open)
O Not used (Open)
— Power supply pin (+1.2 V)
— Ground
O Not used (Open)
— Ground
— Power supply pin (+3.3 V)
— Power supply pin (+1.2 V)
— Ground
I/O Not used (Open)
O Not used (Open)
O PCM audio signal output
STR-DG520
45