Datasheet

4
LT1492/LT1493
V
S
= 5V, 0V; V
CM
= 0.5V, V
OUT
= 0.5V, –40°C ≤ T
A
≤ 85°C, unless otherwise noted. (Note 2)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage ● 150 325 µV
V
OS
Input Offset Voltage Drift (Note 3) ● 13µV/°C
∆T
I
OS
Input Offset Current ● 540 nA
I
B
Input Bias Current ● 55 130 nA
Input Voltage Range ● 3.4 3.5 V
● 0 –0.1 V
CMRR Common Mode Rejection Ratio V
CM
= 0V to 3.4V ● 80 90 dB
PSRR Power Supply Rejection Ratio V
S
= 2.5V to 12.5V ● 90 110 dB
A
VOL
Large-Signal Voltage Gain V
O
= 0.05V to 3.7V, R
L
= 2k ● 140 220 V/mV
Maximum Output Voltage Swing Output High, No Load ● 3.95 4.15 V
(Note 4) Output High, I
SOURCE
= 1mA ● 3.85 4.05 V
Output High, I
SOURCE
= 15mA ● 2.75 2.95 V
Output Low, No Load ● 0.005 0.008 V
Output Low, I
SINK
= 1mA ● 0.073 0.095 V
Output Low, I
SINK
= 15mA ● 0.400 0.575 V
I
S
Supply Current per Amplifier ● 480 700 µA
5V ELECTRICAL CHARACTERISTICS
V
S
= ±15V, V
CM
= 0V, V
OUT
= 0V, T
A
= 25°C, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage 120 450 µV
I
OS
Input Offset Current 520 nA
I
B
Input Bias Current 45 100 nA
Input Voltage Range 13.4 13.6 V
–15.0 –15.2 V
CMRR Common Mode Rejection Ratio V
CM
= –15V to 13.4V 86 102 dB
PSRR Power Supply Rejection Ratio V
S
= ±2V to ±16V 90 113 dB
A
VOL
Large-Signal Voltage Gain V
O
= ±10V, R
L
= 5k 1500 6500 V/mV
Maximum Output Voltage Swing Output High, I
SOURCE
= 15mA 12.9 13.15 V
Output Low, I
SINK
= 15mA –14.4 –14.6 V
I
O
Maximum Output Current (Note 8) ±20 ±55 mA
SR Slew Rate A
V
= –2, (Note 5) 2 3 V/µs
GBW Gain-Bandwidth Product f = 100kHz 3 5 MHz
I
S
Supply Current per Amplifier 500 800 µA
Channel Separation V
O
= ±10V, R
L
= 5k 128 140 dB
Minimum Supply Voltage ±1.4 ±2V
Full Power Bandwidth A
V
= 1, V
O
= 20V
P-P
30 kHz
t
S
Settling Time 0.01%, A
V
= 1, ∆V
O
= 10V 5.8 µs
±15V ELECTRICAL CHARACTERISTICS