Yamaha A5000 Service Manual page 12

A5000/A4000
D65636GF-104-3B9 (XS369A00) SPF
PIN
NO. NAME I/O
1 ICN I
2 VDD -
3 GND -
4 D0 I/O
5 D1 I/O
6 GND -
7 D2 I/O
8 D3 I/O
9 GND -
10 VDD -
11 D4 I/O
12 D5 I/O
13 GND -
14 D6 I/O
15 D7 I/O
16 A4 I
17 CSN I
18 WRN I
19 RDN I
20 DREQN O
21 DACKN I
22 GND -
23 VDD -
24 D8 I/O
25 D9 I/O
26 GND -
27 D10 I/O
28 D11 I/O
29 GND -
30 VDD -
31 D12 I/O
32 D13 I/O
33 GND -
34 D14 I/O
35 D15 I/O
36 A1 I
37 A2 I
38 A3 I
39 CK256IO I
40 BCKIO I
PCM1800 (XU770A00) A/D Converter
PIN
NO.
NAME I/O
1 VINL
2 VREF1
3 REFCOM
4 VREF2
5 VINR
6 RSTB
7 BYPAS
8 FMT0
9 FMT1
10 MODE0
11 MODE1
12 FSYNC I/O
12
FUNCTION
Initial Clear
Power Supply
Ground
Data Bus
Ground
Data Bus
Ground
Power Supply
Data Bus
Ground
Data Bus
Address
Chip Select
Write
Read
DMA Request
DMA Acknowledge
Ground
Power Supply
Data Bus
Ground
Data Bus
Ground
Power Supply
Data Bus
Ground
Data Bus
Address
Serial Input0 256fs Clock(12.8MHz)
Serial Input0 Bit Clock(3.2MHz)
FUNCTION
I Analog input (L ch.)
Reference 1 decoupling cap.
Reference decoupling common
Reference 2 decoupling cap.
I Analog input (R ch.)
I Reset input active "L"
I LCF bypass control
I Audio data format 0
I Audio data format 1
I Master/ Slave mode selection 0
I Master/ Slave mode selection 1
Frame sync. Input/ output
PIN
NO. NAME I/O
41 SYNIO I Serial Input0 Sync Clock(48kHz)
42 VDD - Power Supply
43 GND - Ground
44 DIN0 I Serial Input0 Data Input(1.6MHz)
45 CK256I1 I Serial Input1 256fs Clock(12.8MHz)
46 BCKI1 I Serial Input1 Bit Clock(3.2MHz)
47 SYNI1 I Serial Input1 Sync Clock(48kHz)
48 DIN1 I Serial Input1 Data Input(1.6MHz)
49 DAC256O O 256fs Clock for DAC(12.8MHz)
50 DAC64O O 256fs Clock for DAC(3.2MHz)
51 DACWCKO O Word Clock for DAC(48kHz)
52 DACDTI I DAC Data Input(1.6MHz)
53 DACDTO O DAC Data Output(1.6MHz)
54 VDD - Power Supply
55 GND - Ground
56 MONMELO O Monitor MEL Output(1.6MHz)
57 DIT128O O 128fs Clock for DIT(6.4MHz)
58 DITWCKO O Word Clock for DIT(48kHz)
59 MUTEI I Mute Request Input(from CPU)
60 MUTENO O Mute Request Output(to DAC&DIT)
61 ERRI I PLL Error Input(from DIR)
62 GND - Ground
63 VDD - Power Supply
64 ERRIRQN O PLL Error IRQ
65 TGRESN O TG Reset Signal
66 P7 I/O
67 P6 I/O
68 P5 I/O
69 P4 I/O I/O Port
70 P3 I/O
71 P2 I/O
72 P1 I/O
73 P0 I/O
74 OCSN I Option Chip Select0
75 ODACKN I Option DMA Acknowledge
76 ODDIR I Option DMA Direction
77 OBOEN O Option Bus Buffer Output Enable
78 OBDIR O Option Bus Buffer Direction
79 CSOUTN O Chip Select Out at A4=1, A3=1
80 ASSIGN O Write Pulse Out at A4=1, A3=0, WR=0
PIN
NO.
NAME I/O
13 LRCK I/O
14 BCK I/O
15 DOUT O
16 SYSCK I
17 DGND
18 VDD
19 CINNR
20 CINPR
21 CINNL
22 CINPL
23 VCC
24 AGND
(IC11)
FUNCTION
(IC807)
FUNCTION
Sampling clock input/ output
Bit clock input/ output
Audio data output
System clock input
Digital ground
Power supply +5V
Anti-aliasing filter cap. (-) R ch.
Anti-aliasing filter cap. (+) R ch.
Anti-aliasing filter cap. (-) L ch.
Anti-aliasing filter cap. (+) L ch.
Analog power supply
Analog Ground