Datasheet

5
LTC1090
1090fc
On and Off Channel Leakage Current Voltage Waveforms for D
OUT
Delay Time, t
dDO
Voltage Waveforms for t
en
and t
dis
TEST CIRCUITS
SCLK 0.8V
2.4V
0.4V
2.4V
t
r
t
f
0.4V
t
dDO
D
OUT
D
OUT
LTC1090 • TC02
Voltage Waveforms for D
OUT
Rise and Fall Times, t
r
, t
f
I
ON
5V
OFF
CHANNELS
ON CHANNELS
POLARITY
I
OFF
A
A
LTC1090 • TC01
ACLK
CS
D
OUT
WAVEFORM 1
(SEE NOTE 1)
D
OUT
WAVEFORM 2
(SEE NOTE 2)
1
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
2
LTC1090 • TC03
2.4V
90%
2.0V
0.4V 10%
t
en
t
dis
Load Circuit for t
dis
and t
en
Load Circuit for t
dDO
, t
r
, and t
f
3k
100pF
D
OUT
1.4V
TEST POINT
LTC1090 • TC05
WAVEFORM 1
3k
100pF
D
OUT
TEST
POINT
WAVEFORM 25V
LTC1090 • TC04