LTC2488 Datasheet, PDF(9/28 Page) Linear Technology – 16-Bit 2-/4-Channel ΔΣ ADC with Easy Drive Input Current Cancellation

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LTC2488 Datasheet, PDF (9/28 Pages) Linear Technology – 16-Bit 2-/4-Channel ΔΣ ADC with Easy Drive Input Current Cancellation

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TEST CIRCUITS

SDO

1.69k

CLOAD = 20pF

Hi-Z TO VOH

VOL TO VOH

VOH TO Hi-Z

2488 TC01

VCC

1.69k

SDO

CLOAD = 20pF

Hi-Z TO VOL

VOH TO VOL

VOL TO Hi-Z

2488 TC02

LTC2488

TIMING DIAGRAMS

Timing Diagram Using Internal SCK (SCK HIGH with â¯Câ¯Sâ)

SDO

Hi-Z

SCK

SDI

SLEEP

tKQMIN

tKQMAX

DATA IN/OUT

Hi-Z

CONVERSION

2488 TD01

Timing Diagram Using External SCK (SCK LOW with â¯Câ¯Sâ)

SDO

Hi-Z

SCK

SDI

SLEEP

tKQMIN

tKQMAX

DATA IN/OUT

Hi-Z

CONVERSION

2488 TD02

2488f

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