Datasheet

3
LT1497
ELECTRICAL CHARACTERISTICS
V
CM
= 0V, ±2.5V ≤ V
S
≤ ±15V (LT1497CS), ±2.5V ≤ V
S
≤ ±5V (LT1497CS8), pulse tested unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Input Voltage Range V
S
= ±15V ● ±13 ±14 V
V
S
= ±5V ● ±3.0 ±4.0 V
V
S
= ±2.5V ● ±0.5 ±1.5 V
CMRR Common Mode Rejection Ratio V
S
= ±15V, V
CM
= ±13V, T
A
= 25°C5562 dB
●53 dB
V
S
= ±5V, V
CM
= ±3V, T
A
= 25°C5460dB
●52 dB
V
S
= ±2.5V, V
CM
= ±0.5V, T
A
= 25°C5256 dB
●50 dB
Inverting Input Current V
S
= ±15V, V
CM
= ±13V ● 2.0 10 µA/V
Common Mode Rejection V
S
= ±5V, V
CM
= ±3V ● 2.5 10 µA/V
V
S
= ±2.5V, V
CM
= ±0.5V ● 3.0 10 µA/V
PSRR Power Supply Rejection Ratio V
S
= ±2V to ±15V, T
A
= 25°C6676dB
●63 dB
V
S
= ±2V to ±5V, T
A
= 25°C6676dB
●63 dB
Noninverting Input Current V
S
= ±2V to ±15V ● 5 50 nA/V
Power Supply Rejection V
S
= ±2V to ±5V ● 5 50 nA/V
Inverting Input Current V
S
= ±2V to ±15V ● 0.1 2 µA/V
Power Supply Rejection V
S
= ±2V to ±5V ● 0.1 2 µA/V
A
VOL
Large-Signal Voltage Gain V
S
= ±15V, V
OUT
= ±10V, R
L
= 150Ω ● 66 80 dB
V
S
= ±5V, V
OUT
= ±2.5V, R
L
= 50Ω ● 66 80 dB
V
S
= ±2.5V, V
OUT
= ±0.5V, R
L
= 50Ω ● 66 80 dB
R
OL
Transresistance, ∆V
OUT
/∆I
IN
–
V
S
= ±15V, V
OUT
= ±10V, R
L
= 150Ω ● 100 500 kΩ
V
S
= ±5V, V
OUT
= ±2.5V, R
L
= 50Ω ● 100 500 kΩ
V
S
= ±2.5V, V
OUT
= ±0.5V, R
L
= 50Ω ● 100 300 kΩ
V
OUT
Maximum Output Swing V
S
= ±15V, R
L
= 150Ω, T
A
= 25°C ±12.80 ±13.15 V
● ±12.60 V
V
S
= ±15V, I
L
= ±100mA, T
A
= 25°C ±12.65 ±13.0 V
● ±12.55 V
V
S
= ±5V, R
L
= 50Ω, T
A
= 25°C ±3.20 ±3.45 V
● ±3.10 V
V
S
= ±5V, I
L
= ±100mA, T
A
= 25°C ±2.75 ±3.10 V
● ±2.65 V
V
S
= ±2.5V, R
L
= 50Ω, T
A
= 25°C ±1.25 ±1.45 V
● ±1.15 V
V
S
= ±2.5V, I
L
= ±50mA, T
A
= 25°C ±1.00 ±1.15 V
● ±0.90 V
I
OUT
Maximum Output Current R
L
= 1Ω, V
S
= ±15V ● ±125 ±220 mA
R
L
= 1Ω, V
S
= ±5V ● ±125 ±220 mA
R
L
= 1Ω, V
S
= ±2.5V ±140 mA
I
S
Supply Current per Amplifier V
S
= ±2.5V to ±5V, T
A
= 25°C 6.0 7.0 mA
● 8.0 mA
V
S
= ±15V, T
A
= 25°C 7.0 9.0 mA
● 10.5 mA
Channel Separation V
S
= ±15V, V
OUT
= ±10V, R
L
= 150Ω ● 100 120 dB
V
S
= ±5V, V
OUT
= ±2.5V, R
L
= 50Ω ● 100 115 dB