Datasheet

LT1124/LT1125
8
11245fe
TYPICAL PERFORMANCE CHARACTERISTICS
Common Mode Limit vs
Temperature
Channel Separation vs Frequency Warm-Up Drift
Small-Signal Transient Response
Large-Signal Transient Response
Output Voltage Swing vs Load
Current
1124/25 G16
A
VCL
= +1
V
S
= ±15V OR ±5V
C
L
= 15pF
0
50mV
–50mV
1124/25 G17
A
VCL
= –1
V
S
= ±15V
0
10mV
–
10mV
OUTPUT CURRENT (mA)
–8
OUTPUT VOLTAGE SWING (V)
1.0
–1.6
–1.4
48
1124/25 G18
–6 0–10 –4 –2 2 6 10
0.4
0.6
0.8
1.2
–1.2
–1.0
–0.8
I
SINK
I
SOURCE
V
–
V
+
125°C
–55°C
–55°C
125°C
25°C
V
S
= ±3V TO ±18V
25°C
TEMPERATURE (°C)
–60
0.5
COMMON MODE LIMIT (V)
REFERRED TO POWER SUPPLY
1.0
1.5
–2.0
–1.5
–1.0
–0.5
–20 20 60 140
1124/25 G19
2.0
2.5
–2.5
100
V
+
= 3V TO 18V
V
–
= –3V TO –18V
V
–
V
+
FREQUENCY (Hz)
0
0
CHANNEL SEPARATION (dB)
20
60
80
120
160
180
100 10k 100k 10M
1124/25 G20
1k 1M
40
100
140
LIMITED BY
THERMAL INTERACTION
LIMITED BY PIN
TO PIN CAPACITANCE
V
S
= ±15V
R
L
= 2k
V
OUT
= 7V
P-P
T
A
= 25°C
TIME AFTER POWER ON (MINUTES)
0
0
CHANGE IN OFFSET VOLTAGE (µV)
2
4
8
10
123 5
1124/25 G21
4
6
V
S
= ±15V
T
A
= 25°C
SO PACKAGE
N, J PACKAGES
Offset Voltage Drift with
Temperature of Representative
Units Supply Current vs Supply Voltage
TEMPERATURE (°C)
–50
–50
OFFSET VOLTAGE (µV)
–20
20
–25 75 125
1124/25 G14
0 25 50 100
–40
–30
0
10
30
40
50
–10
V
S
= ±15V
SUPPLY VOLTAGE (V)
0
0
SUPPLY CURRENT PER AMPLIFIER (mA)
1
2
3
±5 ±10 ±15 ±20
1124/25 G15
125°C
25°C
–55°C