LT1112/LT1114
TYPICAL PERFOR A CE CHARACTERISTICS
Minimum Supply Voltage vs Temp
Voltage Gain at Minimum Supply
Voltage
COMMON MODE RANGE OR OUTPUT SWING (V)
±1.2
±1.1
±1.0
±0.9
MINIMUM SUPPLY (V)
V
+
– 0.8
V
+
– 1.0
V
–
+ 0.8
V
–
+ 0.6
V
–
+ 0.4
V
–
+ 0.2
V
–
–75
OUTPUT SWING (V)
VOLTAGE GAIN (V/mV)
100
80
60
40
–50 –25
50
25
0
75
TEMPERATURE (°C)
Voltage Gain
–15
CHANGE IN OFFSET VOLTAGE (µV)
–10
–5
R
L
= 10k
0
R
L
= 2k
5
10
15
–15
V
S
=
±15V
T
A
= 25°C
VOLTAGE GAIN (dB)
GAIN (dB)
–10
–5
0
5
OUTPUT VOLTAGE (V)
Common Mode Rejection
vs Frequency
140
COMMON MODE REJECTION RATIO (dB)
120
100
80
60
40
20
0
1
10
10k
1k
100
FREQUENCY (Hz)
POWER SUPPLY REJECTION RATIO (dB)
V
S
=
±15V
T
A
= 25°C
NEGATIVE
SUPPLY
CHANNEL SEPARATION (dB)
8
U W
100
LT1112/14 • TPC16
Common Mode Range and
Voltage Swing with Respect to
Supply Voltages
V
+
V – 0.2
V
+
– 0.4
V
+
– 0.6
SWING
CM RANGE
+
Output Voltage Swing
vs Load Current
V
+
V
+
– 1
V
+
– 2
V
+
– 3
V
–
+ 3
V
–
+ 2
V
–
+ 1
V
S
=
±1V
TO
±20V
I
L
< 100µA
V
S
=
±1V
TO
±
20V
T
A
= 25°C
MAX I
L
AT
±1V
= 1.3mA
AT
±1.5V
= 3mA
SWING
CM RANGE
125
–25
75
25
TEMPERATURE (°C)
125
V
–
–9
–6
SINK
6
SOURCE
OUTPUT CURRENT (mA)
–3
0
3
9
LT1112/14 • TPC17
LT1112/14 • TPC18
Voltage Gain vs Frequency
140
120
100
V
S
=
±15V
T
A
= 25°C
Gain, Phase Shift vs Frequency
40
V
S
=
±15V
T
A
= 25°C
100
30
PHASE
80
60
40
20
0
120
PHASE SHIFT (DEG)
20
GAIN
10
140
160
0
PHASE MARGIN = 70°C
180
10
15
–20
0.01 0.1
1
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
LT1112/14 • TPC20
–10
0.01
200
0.1
1
10
LT1112/14 • TPC21
FREQUENCY (MHz)
LT1112/14 • TPC19
Power Supply Rejection
vs Frequency
140
120
100
80
POSITIVE
SUPPLY
60
40
V
S
=
±15V
T
A
= 25°C
Channel Separation vs Frequency
160
V
S
=
±15V
T
A
= 25°C
140
120
100
AMP 1 IN UNITY-GAIN
20V
P-P
, R
L
= 2k
AMP 2 IN GAIN = 1000
R
S
= 100Ω, R
F
= 100k
1
10
1k
100
10k
FREQUENCY (Hz)
100k
1M
80
20
0.1
1
10
100 1k
10k
FREQUENCY (Hz)
100k
1M
100k
1M
LT1112/14 • TPC22
LT1112/14 • TPC23
LT1112/14 • TPC24
111214fb
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
