LTC221C 데이터 시트보기 (PDF) - Linear Technology

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LTC221C

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

Linear Technology 

LTC221/LTC222

APPLICATIO S I FOR ATIO

8-Channel, 14-Bit A/D Converter

VIN

0V TO 5V

CH0

CH1

CH2

CH3

CH4

CH5

CH6

CH7

COM

DGND

LTC1090

5V

ACLK

SCLK

DIN

DOUT

CS

REF+

REF –

V–

AGND

15V

S1

D1

S2

D2

S3

D3

S4

D4

LTC221/ IN1

LTC222 IN2

IN3

IN4

WR

V–

GND

SERIAL PORT

1kΩ

1kΩ

1kΩ

LT1027

15V

1kΩ

TO

MICROCONTROLLER

e.g. TMS370

DATA BUS B0 – B3

LOGIC

DECODER

ADDRESS BUS

WR

LTC221/222 • AI12

2212fa

8

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