LT1990 Linear Technology, LT1990 Datasheet - Page 4

• Manufacturer Part Number: LT1990
• Description: Difference Amplifier
• Manufacturer: Linear Technology

3V/5V ELECTRICAL CHARACTERISTICS
LT1990
The
V
SYMBOL
V
V
PSRR
I
V
V
I
The
V
SYMBOL
∆G
G/T
V
CMRR
V
V
V
PSRR
4
S
SC
OS
OSH
OL
OH
CM
OS
OS
OSH
CM
CM
/T
/T
●
●
= V
= V
denotes the specifications which apply over the temperature range of 0
denotes the specifications which apply over the temperature range of –40°C ≤ T
REF
REF
= half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6)
PARAMETER
Input Offset Voltage Drift, RTI
Input Offset Voltage Hysteresis, RTI
Power Supply Rejection Ratio, RTI
Minimum Supply Voltage
Supply Current
Output Voltage Swing LOW
Output Voltage Swing HIGH
Output Short-Circuit Current
= half supply, G = 1, 10, unless otherwise noted. (Notes 4, 6)
PARAMETER
Gain Error
Gain vs Temperature
Input Voltage Range
Common Mode Rejection Ratio, RTI
Input Offset Voltage, RTI
Input Offset Voltage Drift, RTI
Input Offset Voltage Hysteresis, RTI
Power Supply Rejection Ratio, RTI
CONDITIONS
(Note 10)
(Note 11)
V
V
G = 1, 10
Guaranteed by PSRR
(Note 8)
–IN = V
–IN = 0V, +IN = Half Supply
V
V
Short to GND (Note 9)
Short to V
CONDITIONS
V
LT1990, G = 1
LT1990A, G = 1
G = 10
G = 1 (Note 10)
G = 10 (Note 10)
Guaranteed by CMRR
V
V
V
V
V
LT1990
LT1990A
V
V
LT1990
LT1990A
V
V
LT1990
LT1990A
V
G = 1, 10
V
G = 1, 10
(Note 10)
(Note 11)
V
V
S
CM
S
S
OUT
S
S
S
S
CM
S
CM
S
CM
S
S
S
CM
= 2.7V to 12.7V
= 3V, 0V, Below V
= 5V, 0V, Below V
= 3V, 0V, V
= 5V, 0V, V
= 5V, 0V, V
= 3V, 0V (Note 7)
= 5V, 0V
= 5V, 0V (Note 7)
= 3V, 0V
= 5V, 0V
= 2.7V to 12.7V
= V
= –5V to 25V, V
= –5V to 80V, V
= –38V to 47V, V
= V
= 0.5V to (+V
+
REF
REF
, +IN = Half Supply (Note 8)
+
= 1.25V
= 1.25V
(Note 9)
REF
REF
REF
= 1.25V
= 1.25V
= 2.5V
S
) – 0.75V
REF
REF
+
+
REF
= 1.25V
= 1.25V
= 2.5V
°
C
≤
T
A
≤
A
70
≤ 85°C. V
°
C. V
S
= 3V, 0V; V
S
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
= 3V, 0V; V
MIN
MIN
–37
78
11
–5
–5
57
67
57
67
57
67
76
3
S
= 5V, 0V; R
S
= 5V, 0V; R
TYP
TYP
230
230
5
2
7
5
L
MAX
MAX
0.67
0.35
0.95
150
180
205
= 10k,
2.7
4.5
4.5
22
60
10
20
25
80
48
22
L
= 10k,
ppm/°C
ppm/°C
UNITS
UNITS
µV/°C
µV/°C
1990f
mV
mV
mV
mA
mA
mV
mV
µV
dB
µA
dB
dB
dB
dB
dB
dB
µV
dB
%
%
%
V
V
V
V