NAD T 763, Service Manual

Page: 50 / 83

49
M0 M1
MCLK FILT+
VL REF_GND
SDOUT VA
GND AINR
VD VQ
SCLK AINL
LRCK RST
1
2
3
4
5
6
7
8
5
1
2
6
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
5
1
2
6
16
15
14
13
12
11
10
9
Voltage Reference
Serial Output Interface
Digital
Filter
High
Pass
Filter
High
Pass
Filter
Decimation
Digital
Filter
Decimation
DAC
-
+
S/H
DAC
-
+
S/H
AINR
SCLK SDOUT MCLK
RST
VQ LRCK
AINL
FILT+
M0
REFGND
V
L
Q LP Filter
Q
LP Filter
M1
VD
GND VA
3.3V - 5.0V
3.3V - 5.0V
1.8V - 5.0V
74HCU04
DIGITAL BOARD: U1201 & U1202
1A
1Y
2A
2Y
3A
3Y
GND
1
2
3
4
5
6
7
14
13
12
11
10
9
8
6A
V
CC
6Y
5A
5Y
4A
4Y
CS5341
DSP BOARD: U1027
74HC251
DIGITAL BOARD: U1203
PIN4 D0
W PIN6
Y PIN5
PIN8 GND
PIN16 VCC
PIN7 STROBE
S0
PIN3 D1
S1
PIN2 D2
S2
PIN1 D3
S3
PIN15 D4
S4
PIN14 D5
S5
PIN13 D6
S6
PIN12 D7
PIN11 A
PIN10 B
PIN9 C
S7
S0
S0
S1
S1
S2
S2
S3
S3
S4
S4
S5
S5
S6
S6
S7
S7