AD7871KNZ View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

AD7871KNZ

LC2MOS Complete 14-Bit, Sampling ADCs

Analog Devices 

Data Sheet

AD7871/AD7872

V+

IN

OUT VDD

IC7

C5

79L05

10µF

GND

C6

0.1µF

ANALOG

INPUT

±3V LK1

SKT1

VDD CONVST

IC2/IC3

AD7871/

AD7872

V+

CLK

CS

C1

10µF

C2

0.1µF

IC1

VIN

AD711

14/8/CLK

CONTROL

C3

C4

V– 10µF 0.1µF

CREF

RD

C19

BUSY/INT

10nF

DB13/HBEN

DB12/SSTRB

AGND DB11/SCLK

DB10/SDATA

DGND

VSS

DB9/LOW

DB0/DB8

V–

IN

OUT VSS

IC6

C7

79L05

10µF

GND

C8

0.1µF

CONVST

LK2

A

B

VSS

SKT2

CLK

SKT3

A LK3

B

VCC

C

VSS

LK4

IC4

A

IC4

B

VDD

+5V

VCC

SKT6

ADSP-2100

CONNECTOR

A31

ECE6 C22

VCC

IC4 VCC

D CLR Q

VCC

IC5

74HC74

CLK

EDMACK

B6

CLK OUT

C6

VCC

R3 R4 R5

R1

IC4

LK5 LK6 LK7

R2

DATA BUS

DMRD

B7

EIRQ0

A9

DMD15

B11

DMD14

B12

DMD13

B13

DMD12

B14

DMD11 B15

B23

DMD4

HC244

2A3 2A1 2A2

2G IC8 VCC

2Y3 2Y2 2Y1

DGND A32

VCC

SKT4 25 26 5 23 24 13-23 3 8 1 10 2 9 12 11

3

1 2 4 95

SKT5

PARALLEL COMMUNICATIONS PORT

SERIAL COMMUNICATIONS PORT

Figure 29. Data Acquisition Circuit Using the AD7871/AD7872

Figure 30. PCB Silkscreen for Figure 29

Rev. E | Page 19 of 24

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