LTC1290 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC1290

Single Chip 12-Bit Data Acquisition System

Linear Technology 

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TEST CIRCUITS

Voltage Waveforms for DOUT Delay Time, tdDO

SCLK

DOUT

0.8V

tdDO

2.4V

0.4V

LTC1290 • TC03

Voltage Waveform for DOUT Rise and Fall Times, tr, tf

2.4V

DOUT

0.4V

tr

tf

LTC1290 • TC04

LTC1290

Load Circuit for tdDO, tr and tf

DOUT

1.4V

3k

100pF

TEST POINT

1290 • TC05

Voltage Waveforms for ten and tdis

ACLK

1

2

CS

2.0V

DOUT

WAVEFORM 1

(SEE NOTE 1)

DOUT

WAVEFORM 2

(SEE NOTE 2)

2.4V

ten

0.8V

90%

tdis

10%

LTC1290 • TC06

NOTE 1: WAVEFORM 1 IS FOR AN OUTPUT WITH INTERNAL CONDITIONS SUCH THAT THE OUTPUT IS HIGH UNLESS DISABLED BY THE OUTPUT CONTROL.

NOTE 2: WAVEFORM 2 IS FOR AN OUTPUT WITH INTERNAL CONDITIONS SUCH THAT THE OUTPUT IS LOW UNLESS DISABLED BY THE OUTPUT CONTROL.

1290fe

9

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