CDP68HC68A2 데이터 시트보기 (PDF) - Intersil

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CDP68HC68A2

CMOS Serial 10-Bit A/D Converter

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Block Diagram

CDP68HC68A2

ACC LATCH COMPARATOR

3

STATUS REGISTER

SPI CONTROL LOGIC

8

MOSI

SCK

8 MISO

CE

CONTROL LOGIC

CONTROL REGISTER

4

4

4

ADDRESS CONTROL

LOGIC

4

CAR

CHOPPER

STABILIZED

COMPARATOR

6

6

ADDRESS REGISTER

3

3

STATUS CONTROL

REGISTERS REGISTERS

SHIFT REGISTER

8

DATA REGISTERS (READ ONLY)

8

A/D CONVERTER LATCH

10

SUCCESSIVE APPROXIMATION

CONTROL LOGIC

10-BIT CAPACITOR ARRAY

CAPACITOR SWITCH ARRAY

ANALOG MULTIPLEXER

8

ANALOG INPUTS

INTERRUPT INT

LOGIC

OSCILLATOR

12

OSC

REFERENCE

VSS

VDD

AI0*

AI7

NOTE: USED AS VOLTAGE INPUT IN

EXTERNAL REFERENCE MODE.

2

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