Datasheet
LT1990
8
1990fb
LT1990C/LT1990I
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
∆G Gain Error V
OUT
= ±10V
LT1990, G = 1
● 0.67 %
LT1990A, G = 1
● 0.35 %
G = 10
● 0.95 %
GNL Gain Nonlinearity V
OUT
= ±10V
G = 1
● 0.003 %
G = 10
● 0.03 %
G/T Gain vs Temperature G = 1 (Note 10) ● 2 10 ppm/°C
G = 10 (Note 10)
● 7 20 ppm/°C
V
CM
Input Voltage Range Guaranteed by CMRR ● –250 250 V
CMRR Common Mode Rejection Ratio, RTI V
CM
= –250V to 250V
LT1990
● 58 dB
LT1990A
● 67 dB
V
OS
Input Offset Voltage, RTI G = 1, 10 ● 6.7 mV
V
OS
/T Input Offset Voltage Drift, RTI (Note 10) ● 522µV/°C
V
OSH
Input Offset Voltage Hysteresis, RTI (Note 11) ● 250 µV
PSRR Power Supply Rejection Ratio, RTI V
S
= ±1.35V to ±18V ● 78 dB
Minimum Supply Voltage Guaranteed by PSRR ● ±1.35 V
I
S
Supply Current ● 280 µA
V
OUT
Output Voltage Swing ● ±14.3 V
I
SC
Output Short-Circuit Current Short to V
–
● 3mA
Short to V
+
● 10 mA
SR Slew Rate G = 1, V
OUT
= ±10V ● 0.2 V/µs
±15V ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the temperature range of –40°C ≤ T
A
≤ 85°C. V
S
= ±15V, R
L
= 10k, V
CM
= V
REF
= 0V,
G = 1, 10, unless otherwise noted. (Notes 4, 6)
LT1990H
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
∆G Gain Error V
OUT
= ±10V
LT1990, G = 1
● 0.69 %
LT1990A, G = 1
● 0.37 %
G = 10
● 0.97 %
GNL Gain Nonlinearity V
OUT
= ±10V
G = 1
● 0.0035 %
G = 10
● 0.035 %
G/T Gain vs Temperature G = 1 (Note 10) ● 2 10 ppm/°C
G = 10 (Note 10)
● 7 20 ppm/°C
V
CM
Input Voltage Range Guaranteed by CMRR ● –250 250 V
CMRR Common Mode Rejection Ratio, RTI V
CM
= –250V to 250V
LT1990
● 57 dB
LT1990A
● 66 dB
V
OS
Input Offset Voltage, RTI G = 1, 10 ● 7.4 mV
V
OS
/T Input Offset Voltage Drift, RTI (Note 10) ● 522µV/°C
±15V ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the temperature range of –40°C ≤ T
A
≤ 125°C. V
S
= ±15V, R
L
= 10k, V
CM
= V
REF
= 0V,
G = 1, 10, unless otherwise noted. (Notes 4, 6)