Cirrus-logic CS5372A Manuel d'utilisateur télécharger pdf (Page 13)

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

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 31 32

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