Datasheet

5
LT1122
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
Settling Time Settling Time Settling Time
(Input From –10V to 0V) (Input From +10V to 0V) (Input From 0V to +10V)
100ns/DIV
1122 G01
100ns/DIV
1122 G02
100ns/DIV
1122 G03
1mV/DIV AT SUM NODE
1mV/DIV AT SUM NODE
1mV/DIV AT SUM NODE
200ns/DIV
A
V
= +1
1122 G05
Settling Time Undistorted Output Swing vs
(Input From 0V to –10V) Large Signal Response Frequency
100ns/DIV
1122 G04
1mV/DIV AT SUM NODE
5V/DIV
FREQUENCY (Hz)
100k
0
PEAK TO PEAK OUTPUT SWING (V)
10
20
25
30
1M 10M
100M
V = ±15V
T = 25°C
15
5
S
A
LT1122•TPC01
FREQUENCY (Hz)
1
0
GAIN (dB)
20
40
60
80
100
120
10 100 1k 10k
–20
–40
100k
1M 10M
100M
V = ±15V
T = 25°C
S
A
LT1122•TPC02
Common Mode Rejection vs
Voltage Gain vs Frequency Gain, Phase vs Frequency Frequency
FREQUENCY (Hz)
1M
–10
GAIN (dB)
10
20
100M
10M
0
80
100
120
140
160
180
200
V = ±15V
T = 25°C
C = 15pF
S
A
L
PHASE SHIFT (DEGREES)
LT1122•TPC03
FREQUENCY (Hz)
100
0
COMMON-MODE REJECTION RATIO (dB)
20
40
60
80
100
120
1k 10k 1M 100M
V = ±15V
T = 25°C
S
A
100k 10M
LT1122•TPC04