8

LTC1289

1289fb

TEST CIRCUITS

3V

A

A

POLARITY

OFF

CHANNELS

ON CHANNEL

LTC1283 TC01

On and Off Channel Leakage Current

0.6V

2.1V

LTC1289 TC04

SCLK

0.45V

0.6V

2.1V

LTC1289 TC03

1.5V

3k

100pF

TEST POINT

LTC1289 TC02

3k

100pF

TEST POINT

LTC1289 TC05

WAVEFORM 1

(SEE NOTE 1)

90%

10%

WAVEFORM 2

(SEE NOTE 2)

CS

NOTE 1: WAVEFORM 1 IS FOR AN OUTPUT WITH 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.

LTC1289 TC06

2.1V

0.6V

ACLK

12

2.1V