CS5371A-ISZ(2006) 查看數據表（PDF） - Cirrus Logic

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CS5371A-ISZ
(Rev.:2006)

Low-power, High-performance ∆Σ Modulators

Cirrus Logic 

2. SYSTEM DIAGRAM

Differential

Sensor

Differential

Sensor

Differential

Sensor

Differential

Sensor

CS3301A

CS3302A

M

U

AMP

X

CS3301A

CS3302A

M

U

AMP

X

CS5371A

CS5372A

∆Σ

Modulator

CS3301A

CS3302A

M

U

AMP

X

CS3301A

CS3302A

M

U

AMP

X

CS5371A

CS5372A

∆Σ

Modulator

CS5371A CS5372A

CS5376A

Digital Filter

CS4373A

Test

DAC

µController

or

Configuration

EEPROM

System

Telemetry

Figure 8. System Block Diagram

VA+

VA+

OUTR+

CS3301A OUTF+

CS3302A

AMPLIFIER OUTF-

OUTR-

VA-

680

680

20nF

680

C0G

680

VA-

VA+

10 Ω

VREF

2.5 V

100µF

VA-

VA+

VA+

OUTR+

CS3301A OUTF+

CS3302A

AMPLIFIER OUTF-

OUTR-

VA-

VA-

680

680

20nF

680

C0G

680

VA+

VD

0.1µF

0.01µF

VD

VA+

INR+

INF+

20nF

C0G

INF-

INR-

VD

MDATA1

MFLAG1

PWDN1

MCLK

MSYNC

0.01µF

VREF+

CS5372A

∆Σ Modulator

VREF-

OFST

INR-

INF-

20nF

C0G

INF+

INR+

VA-

MDATA2

MFLAG2

PWDN2

GND

VA-

0.1µF

VDD2

MDATA1

MFLAG1

GPIO

MCLK

MSYNC

CS5376A

Digital Filter

GPIO

MDATA2

MFLAG2

GPIO

GND

Figure 9. Connection Diagram

14

DS748F1

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