Datasheet

4
LT1995
1995fb
SYMBOL PARAMETER CONDITIONS V
SUPPLY
MIN TYP MAX UNITS
GE Gain Error V
OUT
= ±12V, R
L
= 1k, G = 1 ±15V ● 0.05 0.25 %
V
OUT
= ±12V, R
L
= 1k, G = 2 ±15V ● 0.05 0.25 %
V
OUT
= ±12V, R
L
= 1k, G = 4 ±15V ● 0.05 0.25 %
V
OUT
= ±2.5V, R
L
= 500Ω, G = 1 ±5V ● 0.05 0.25 %
V
OUT
= ±2.5V, R
L
= 150Ω, G = 1 ±5V ● 0.05 0.35 %
V
OS
Input Offset Voltage G = 1 (MS10) ±15V ● 1.1 6.5 mV
Referred to Input (Note 7) G = 1 (DD10) ±15V
● 1.5 11.5 mV
G = 2 (MS10) ±15V
● 0.8 5.5 mV
G = 2 (DD10) ±15V
● 1.2 9 mV
G = 4 (MS10) ±15V
● 0.7 5 mV
G = 4 (DD10) ±15V
● 0.9 7.5 mV
G = 1 (MS10) ±5V
● 1 6.5 mV
G = 1 (DD10) ±5V
● 1.4 11.5 mV
G = 1 (MS10) ±2.5V
● 1 6.5 mV
G = 1 (DD10) ±2.5V
● 1.3 11.5 mV
V
OS
TC Input Offset Voltage Drift G = 1 (MS10) ±15V ● 10 26 µV/°C
Referred to Input (Note 9) G = 1 (DD10) ±15V
● 10 35 µV/°C
V
OS_OA
Op Amp Input Offset Voltage G = 1 (MS10) ±2.5V, ±5V, ±15V ● 0.55 3.25 mV
(Note 10) G = 1 (DD10) ±2.5V, ±5V, ±15V
● 0.75 5.75 mV
Input Voltage Range G = 1 ±15V ● ±15 ±15.5 V
±5V
● ±5 ±5.5 V
±2.5V
● ±1 ±1.5 V
CMRR Common Mode Rejection Ratio V
CM
= ±15V, G = 1 ±15V ● 63 77 dB
Referred to Input V
CM
= ±15V, G = 2 ±15V ● 69 83 dB
V
CM
= ±15V, G = 4 ±15V ● 73 86 dB
V
CM
= ±5V, G = 1 ±5V ● 62 72 dB
V
CM
= ±1V, G = 1 ±2.5V ● 59 66 dB
PSRR Power Supply Rejection Ratio P1 = M1 = 0V, G = 1, V
S
= ±2.5V to ±15V ● 76 86 dB
V
OUT
Output Voltage Swing R
L
= 1k ±15V ● ±13.1 ±14 V
R
L
= 500Ω ±15V ● ±12.6 ±13.5 V
R
L
= 500Ω ±5V ● ±3.4 ±4V
R
L
= 500Ω ±2.5V ● ±1.2 ±2V
I
SC
Short-Circuit Current G = 1 ±15V ● ±55 ±115 mA
SR Slew Rate G = –2, V
OUT
= ±12V, P2 = 0V ±15V ● 600 900 V/µs
Measured at V
OUT
= ±10V
I
S
Supply Current G = 1 ±15V ● 7.9 10.5 mA
±5V
● 7.4 9.9 mA
The ● denotes the specifications which apply over the 0°C ≤ T
A
≤ 70°C.
Difference Amplifier Configuration. V
REF
= V
CM
= 0V and unused gain pins are unconnected, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the –40°C ≤ T
A
≤ 85°C.
Difference Amplifier Configuration. V
REF
= V
CM
= 0V and unused gain pins are unconnected, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS V
SUPPLY
MIN TYP MAX UNITS
GE Gain Error V
OUT
= ±12V, R
L
= 1k, G = 1 ±15V ● 0.05 0.3 %
V
OUT
= ±12V, R
L
= 1k, G = 2 ±15V ● 0.05 0.35 %
V
OUT
= ±12V, R
L
= 1k, G = 4 ±15V ● 0.05 0.35 %
V
OUT
= ±2.5V, R
L
= 500Ω, G = 1 ±5V ● 0.05 0.3 %
V
OUT
= ±2.5V R
L
= 150Ω, G = 1 ±5V ● 0.05 0.5 %