CS3318 Cirrus Logic, Inc., CS3318 Datasheet - Page 13

• Manufacturer Part Number: CS3318
• Description: 8-Channel Analog Volume Control
• Manufacturer: Cirrus Logic, Inc.

DS693F1
4. DETAILED BLOCK DIAGRAM
Refer to the
table on page 8
values of R
IN
Analog Characteristics
and R
for the specified
OUT
.
SDA/MOSI
SCL/CLLK
AD0/CS
RESET
MUTE
REFI1
REFI2
REFI3
REFI4
REFI5
REFI6
REFI7
REFI8
VA+
VA+
VA+
VA+
VA-
VA-
VA-
VA-
IN1
IN3
IN5
IN7
IN2
IN4
IN6
IN8
45
46
35
36
25
26
42
41
39
40
32
31
29
30
22
21
19
15
16
20
12
11
1
2
3
6
5
7
4
Figure 4. Detailed Block Diagram
R
R
IN
IN
0 ~ -96 dB
0 ~ -96 dB
Zero Crossing Detector
Zero Crossing Detector
R
R
IN
IN
0 ~ -96 dB
0 ~ -96 dB
Zero Crossing Detector
Zero Crossing Detector
0 ~ +22 dB
0 ~ +22 dB
Control Registers
+
_
+
_
Control
Control
R
R
Ch. 4
Ch. 8
IN
IN
0 ~ -96 dB
0 ~ -96 dB
Zero Crossing Detector
Zero Crossing Detector
0 ~ +22 dB
0 ~ +22 dB
+
_
+
_
R
Control
Control
R
Ch. 3
Ch. 7
IN
IN
0 ~ -96 dB
0 ~ -96 dB
Zero Crossing Detector
Zero Crossing Detector
0 ~ +22 dB
0 ~ +22 dB
R
R
+
_
+
_
OUT
OUT
Control
Control
Ch. 2
Ch. 6
0 ~ +22 dB
0 ~ +22 dB
R
R
+
_
+
_
OUT
OUT
Control
Control
Ch. 1
Ch. 5
R
R
OUT
OUT
R
R
OUT
OUT
47
48
27
28
44
43
37
38
34
33
10
24
23
17
18
14
13
8
9
OUT1
REFO1
OUT2
REFO2
OUT3
REFO3
OUT4
REFO4
ENOut
VD
DGND
OUT5
REFO5
OUT6
REFO6
OUT7
REFO7
OUT8
REFO8
CS3318
13