AD7874BN View Datasheet(PDF) - Analog Devices

Part Name

Description

MFG CO.

AD7874BN

LC2MOS 4-Channel, 12-Bit Simultaneous Sampling Data Acquisition System

Analog Devices 

AD7874

V+

C3

LK1

SKT1

LK2

SKT2

LK3

IC3

78L05

C7

C4

IC1

C8

VDD AD713

VDD

VIN1 CONVST

DB11

DB0

VIN2

INT

CS

CONVST

SKT6

DATA BUS

SKT3

LK4

SKT4

VSS

C1

C2

V–

IN

VIN3 IC2

AD7874

A

IC5

IC5

VIN4

RD

REF IN

B

A

AGND

B

REF

DGND OUT

VSS CLK

LK5

OUT

IC4

79L05

C5

A

B

C6 CLK

SKT5

REFERENCE

SKT6

SKT8

11

22

8

+ 5V

5

23, 24

R2 R1

2

1

3

DGND

25, 26

Figure 20. Data Acquisition Circuit Using the AD7874

Figure 21. PCB Silkscreen for Figure 20

–14–

REV. C

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