4
LT2078/LT2079
20789fa
LT2078AI/LT2079AI LT2078I/LT2079I
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
V
OS
Input Offset Voltage LT2078 ● 90 430 120 600 µV
LT2079 ● 100 500 130 700 µV
∆V
OS
Input Offset Voltage Drift LT2078 ● 0.5 1.8 0.6 2.5 µV/°C
∆T (Note 6) LT2079 ● 0.6 3.0 0.7 3.8 µV/°C
I
OS
Input Offset Current ● 0.07 0.70 0.1 1.0 nA
I
B
Input Bias Current ● 710 712 nA
A
VOL
Large-Signal Voltage Gain V
O
= ±10V, R
L
= 5k ● 200 700 150 700 V/mV
CMRR Common Mode Rejection Ratio V
CM
= 13V, –14.9V ● 92 110 88 110 dB
PSRR Power Supply Rejection Ratio V
S
= 5V, 0V to ±18V ● 96 110 92 110 dB
Maximum Output Voltage Swing R
L
= 5k ● ±11.0 ±13.5 ±11.0 ±13.5 V
I
S
Supply Current per Amplifier ● 52 80 54 95 µA
The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25°C.
V
S
= ±15V, –40°C ≤ T
A
≤ 85°C for I grades, unless otherwise noted.
LT2078AC/LT2079AC LT2078C/LT2079C
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
A
VOL
Large-Signal Voltage Gain V
O
= 0.05V to 4V, No Load ● 150 750 110 750 V/mV
V
O
= 0.05V to 3.5V, R
L
= 50k ● 110 500 80 500 V/mV
Maximum Output Voltage Output Low, No Load
● 4.0 7 4.0 7 mV
Swing Output Low, I
SINK
= 100µA ● 105 150 105 150 mV
Output High, No Load
● 4.1 4.3 4.1 4.3 V
Output High, 2k to GND ● 3.3 3.8 3.3 3.8 V
I
S
Supply Current per Amplifier ● 40 55 42 63 µA
V
S
= ±15V, T
A
= 25°C, unless otherwise noted.
LT2078AC/LT2078AI LT2078C/LT2078I
LT2079AC/LT2079AI LT2079C/LT2079I
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
V
OS
Input Offset Voltage LT2078 50 250 70 350 µV
LT2079 60 350 80 450 µV
I
OS
Input Offset Current 0.05 0.25 0.05 0.35 nA
I
B
Input Bias Current 6 8 6 10 nA
Input Voltage Range 13.5 13.8 13.5 13.8 V
–15.0 –15.3 –15.0 –15.3 V
CMRR Common Mode Rejection Ratio V
CM
= 13.5V, –15V 98 114 95 114 dB
PSRR Power Supply Rejection Ratio V
S
= 5V, 0V to ±18V 100 114 98 114 dB
A
VOL
Large-Signal Voltage Gain V
O
= ±10V, R
L
= 50k 1000 5000 1000 5000 V/mV
V
O
= ±10V, R
L
= 2k 400 1100 300 1100 V/mV
V
OUT
Maximum Output Voltage R
L
= 50k ±13.0 ±14.0 ±13.0 ±14.0 V
Swing R
L
= 2k ±11.0 ±13.2 ±11.0 ±13.2 V
SR Slew Rate 0.06 0.10 0.06 0.10 V/µs
I
S
Supply Current per Amplifier 46 65 47 75 µA
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
S
= 5V, 0V, V
CM
= 0.1V, V
O
= 1.4V, 0°C ≤ T
A
≤ 70°C, unless otherwise noted.