LTC1090 Linear Technology, LTC1090 Datasheet - Page 5

• Manufacturer Part Number: LTC1090
• Description: Single Chip 10-Bit Data Acquisition System
• Manufacturer: Linear Technology

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