User Manual
CS5371A CS5372A
DS748F3 13
2. SYSTEM DIAGRAM
CS5372A
ΔΣ Modulator
INF+
INR+
INF-
INR-
INF-
INR-
INF+
INR+
VREF+
VREF-
VA+
VA-
VD
GND
MDATA1
MFLAG1
MDATA2
MFLAG2
MCLK
MSYNC
PWDN1
OFST
PWDN2
VREF
2.5 V
VA+
VA-
10 Ω
0.01μF
VD
CS5376A
Digital Filter
VDD2
GND
MDATA1
MFLAG1
MDATA2
MFLAG2
MCLK
MSYNC
GPIO
GPIO
GPIO
VA+
0.1μF 0.01μF
VD
VA-
0.1μF
20nF
C0G
20nF
C0G
680
CS3301A
CS3302A
AMPLIFIER
OUTR+
OUTF+
OUTF-
OUTR-
680
680
680
20nF
C0G
20nF
C0G
680
CS3301A
CS3302A
AMPLIFIER
OUTR+
OUTF+
OUTF-
OUTR-
680
680
680
VA+
VA+
VA-
VA-
VA+
VA+
VA-
VA-
100μF
Figure 9. Connection Diagram
Differential
Sensor
Differential
Sensor
Differential
Sensor
Differential
Sensor
ΔΣ
Modulator
CS5371A
ΔΣ
Modulator
CS5371A
Digital Filter
CS5376A
Test
DAC
μController
or
Configuration
EEPROM
System
Telemetry
AMP
M
U
X
CS3301A
CS3302A
AMP
M
U
X
AMP
M
U
X
AMP
M
U
X
CS4373A
CS3301A
CS3302A
CS3301A
CS3302A
CS3301A
CS3302A
CS5372A
CS5372A
Figure 8. System Block Diagram