LTC221MJ View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC221MJ

Micropower, Low Charge Injection, Quad CMOS Analog Switches with Data Latches

Linear Technology 

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LTC221/LTC222

APPLICATIO S I FOR ATIO

VIN

OV – 5V

Auto Ranging an 8-Channel, 10-Bit A/D Converter

CH0

VCC

5V

CH1

ACLK

CH2

CH3

CH4

CH5 LTC1090

CH6

CH7

COM

SCLK

DIN

DOUT

CS

REF+

REF –

V–

DGND

AGND

15V

+

LT1006

–

SERIAL PORT

15V

LTC221/

5V LT1027

15V

LTC222

S1

D1

20kΩ

S2

D2

10kΩ

S3

D3

4.99kΩ

S4

D4

2.49kΩ

TO

MICROCONTROLLER

e.g. HD64180

IN1

IN2

IN3

IN4

WR

V–

GND

DATA BUS B0 – B3

LOGIC

DECODER

WR

ADDRESS BUS

LTC221/222 • AI11

2212fa

7

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