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Typical operating circuit chip information – Rainbow Electronics MAX7473 User Manual

Page 17

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MAX7472/MAX7473

HDTV Anti-Aliasing Filters with Triple-Input Mux

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17

PROGRAMMABLE

LPF FILTER

5MHz–34MHz

MAX7472

(MAX7473)

ADC

CLAMP

OUT1

2

OUT2

BYPASS

CLAMP LEVEL

OUT3

I

2

C

INTERFACE

0.1μF

0.1μF

0.1μF

0.1μF

PROGRAMMABLE

LPF FILTER

5MHz–34MHz

ADC

CLAMP/

BIAS

0dB (6dB)

BUFFER

0dB (6dB)

BUFFER

0dB (6dB)

BUFFER

PROGRAMMABLE

LPF FILTER

5MHz–34MHz

ADC

CLAMP/

BIAS

SCL

AGND

INA1

AV

DD

INA2

INA3

HD

VGA

SD

SYNCA

INB1

INB2

INB3

SYNCB

INC1

INC2

INC3

SYNCC

DGND

SDA

A1 A0

MUX

MUX

EXT SYNC

ENABLE

MUX

MUX

3

DV

DD

() INDICATES THE MAX7473

Typical Operating Circuit

Chip Information

PROCESS: BiCMOS