HI7188(2000) 데이터 시트보기 (PDF) - Intersil

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HI7188
(Rev.:2000)

8-Channel, 16-Bit, High Precision, Sigma-Delta A/D Sub-System

Intersil 

Functional Block Diagram

VCM

VRHI VRLO

PHYSICAL

CHANNELS

VIN1H

VIN2H

VIN3H

VIN4H

VIN5H

VIN6H

VIN7H

VIN8H

VIN1L

VIN2L

VIN3L

VIN4L

VIN5L

VIN6L

VIN7L

VIN8L

PGIA

4TH

ORDER 1

∑−∆

MODULATOR

PGIA GAIN

BIPOLAR/UNIPOLAR

CHANNEL SELECT

LOGICAL

CHANNELS

CH1

CH2

INTEGRATING

FILTER

23

CH3

CH4

CH5

CH6

MODE

CH7

CH8

LINE NOISE FILTER

16

BYPASS

LNR

CH1

CH2

CH3

CALIBRATION

REGISTERS

AND CONTROL

CH4 24

CH5

CH6

CH7

CH8

RAM0

CH1

CH2

CH3

CH4

CH5

CH6

CH7

CH8

24

16

RAM1

CH1

CH2

CH3

CH4

CH5

CH6

CH7

CH8

A0

A1

A2

MXC

LOGICAL

CHANNEL

ADDRESS

CCR REGISTERS

CONVERSION CONTROL

CONTROL

REGISTER

SERIAL

INTERFACE

CLOCK

GENERATOR

OSC1

OSC2

EOS

CA

RST MODE CS SCLK SDO SDIO RSTIO

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