Cirrus Logic CS5534-AS - Manual (Page 42)

CS5531/32/33/34-AS
42 DS289F5
OSC2
VD+ VA+
VREF+
VREF-
DGND VA -
AIN1+
SDI
SCLK
SDO
CS5532
OSC1
CS
10
Ω
+3 V
Analog
Supply
0.1 µF 0.1 µF
17
3
1
2
AIN1-
5 15
9
10
13
11
12
14
16 6
Optional
Clock
Source
Serial
Data
Interface
4.9152 MHz
20
AIN2+
19 AIN2-
7
A0
8
A1
C1
C2
4 22 nF
-3 V
Analog
Supply
18
2.5V
Cold
Junction
Figure 24. CS5532 Configured for Thermocouple Measurement
V+ V+
V
V
V
V
1
2 1
2
(a)
(b)
Figure 25. Bridge with Series Resistors