Datasheet
LTC1992 Family
19
1992fb
TYPICAL PERFORMANCE CHARACTERISTICS
Applicable to the LTC1992-5 only.
Single-Ended Input Large-Signal
Step Response
Single-Ended Input Large-Signal
Step Response
Power Supply Rejection Ratio
vs Frequency (Note 7)
Differential Input Small-Signal
Step Response
Differential Input Small-Signal
Step Response Output Balance vs Frequency
Differential Input Large-Signal
Step Response
Differential Input Large-Signal
Step Response
Common Mode Rejection Ratio
vs Frequency (Note 7)
2μs/DIV
V
OUTDIFF
(1V/DIV)
1992 G90
+V
S
= 2.5V
–V
S
= –2.5V
V
OCM
= 0V
+V
IN
= ± 300mV
–V
IN
= 300mV
C
LOAD
= 0pF
0V
±
20μs/DIV
1992 G91
+V
S
= 2.5V
–V
S
= –2.5V
V
OCM
= 0V
+V
IN
= ± 300mV
–V
IN
= 300mV
C
LOAD
= 10000pF
C
LOAD
= 1000pF
V
OUTDIFF
(1V/DIV)
0V
±
FREQUENCY (Hz)
30
CMRR (dB)
90
100
20
10
80
50
70
60
40
100 10k 100k 1M
1992 G92
0
1k
ΔV
AMPCM
ΔV
AMPDIFF
2μs/DIV
V
OUTDIFF
(1V/DIV)
1992 G93
+V
S
= 5V
–V
S
= 0V
V
OCM
= 2.5V
+V
IN
= 0V TO 800mV
–V
IN
= 400mV
C
LOAD
= 0pF
2.5V
20μs/DIV
1992 G94
+V
S
= 5V
–V
S
= 0V
V
OCM
= 2.5V
+V
IN
= 0V TO 800mV
–V
IN
= 400mV
C
LOAD
= 10000pF
C
LOAD
= 1000pF
V
OUTDIFF
(1V/DIV)
2.5V
FREQUENCY (Hz)
10
40
PSRR (dB)
50
60
70
80
100 10k 100k1k 1M
1992 G95
30
20
10
0
90
100
+V
S
–V
S
ΔV
S
ΔV
AMPDIFF
5μs/DIV
V
OUTDIFF
(50mV/DIV)
1992 G96
+V
S
= 2.5V
–V
S
= –2.5V
V
OCM
= 0V
+V
IN
= ±10mV
–V
IN
= 10mV
C
LOAD
= 0pF
0V
±
50μs/DIV
V
OUTDIFF
(50mV/DIV)
1992 G97
+V
S
= 2.5V
–V
S
= –2.5V
V
OCM
= 0V
+V
IN
= ±10mV
–V
IN
= 10mV
C
LOAD
= 10000pF
C
LOAD
= 1000pF
0V
±
FREQUENCY (Hz)
110
–40
OUTPUT BALANCE (dB)
–60
–80
100 1k 10k 100k 1M
1992 G98
–20
0
–100
ΔV
OUTCM
ΔV
OUTDIFF
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.