ISL5640 Datasheet, PDF(2/11 Page) Intersil Corporation – 3V Dual 8-Bit, 20/40/60MSPS A/D Converter with Internal Voltage Reference

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ISL5640 Datasheet, PDF (2/11 Pages) Intersil Corporation – 3V Dual 8-Bit, 20/40/60MSPS A/D Converter with Internal Voltage Reference

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Functional Block Diagram

I/QIN-

I/QIN+

S/H

ISL5640

STAGE 1

CLOCK

I/QCLK

â-

2-BIT

FLASH

2-BIT

DAC

STAGE 8

â-

2-BIT

FLASH

2-BIT

DAC

DIGITAL DELAY

AND

DIGITAL ERROR

CORRECTION

I/QD7 (MSB)

I/QD6

I/QD5

I/QD4

I/QD3

I/QD2

I/QD1

I/QD0 (LSB)

VROUT

I/QVRIN

STAGE 9

2-BIT

FLASH

REFERENCE

AVCC

AGND

DVCC

I OR Q CHANNEL

DGND

MODE

DATA FORMAT

S1/S2

DFS

3-2

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