LT1991 Linear Technology, LT1991 Datasheet - Page 24

• Manufacturer Part Number: LT1991
• Description: Precision / 100uA Gain Selectable Amplifier
• Manufacturer: Linear Technology

APPLICATIONS INFORMATION
LT1991
24
V
V
V
V
IN
IN
IN
IN +
–
+
–
V
V
V
V
IN
IN
IN –
IN
2.5V
–
+
+
10
10
10
10
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
V
V
Figure 17. Common Mode Ranges for Various LT1991 Confi gurations on V
V
V
CM
CM
CM
CM
V
V
V
V
LT1991
LT1991
LT1991
–5V
LT1991
–5V
–5V
–5V
= –44V TO 41.8V
= –56V TO 53.2V
EE
EE
EE
EE
= –20V TO 19V
= –8V TO 7.6V
4
4
4
4
V
V
V
V
5V
5V
5V
5V
CC
CC
CC
CC
7
7
7
7
REF
REF
REF
REF
5
5
5
5
OUT
OUT
OUT
OUT
6
6
6
6
V
V
V
V
OUT
OUT
OUT
OUT
V
V
V
V
IN
IN
IN
IN +
–
–
+
V
V
V
V
IN
IN
IN –
IN
–5V
–
+
+
–5V
10
10
10
10
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
V
V
CM
V
V
CM
CM
CM
–5V
LT1991
V
–5V
V
–5V
LT1991
V
–5V
LT1991
V
V
LT1991
= –3V TO 12.6V
EE
EE
EE
EE
DM
= –5V TO 34V
= 1V TO 60V
= 4V TO 60V
4
4
4
4
V
V
V
V
5V
5V
5V
> 40mV
5V
CC
CC
CC
CC
7
7
7
7
REF
REF
REF
REF
–5V
5
5
5
5
OUT
OUT
OUT
OUT
6
6
6
6
V
V
V
V
OUT
OUT
OUT
OUT
V
V
V
V
IN
IN
IN
IN +
S
–
+
–
V
V
= ±5V, with Gain = 1
V
V
IN
IN
IN –
IN
–
+
+
5V
5V
5V
10
10
10
10
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
M9
M3
M1
P1
P3
P9
V
V
V
www.DataSheet4U.com
CM
CM
V
CM
CM
–5V
V
V
V
V
V
–5V
LT1991
–5V
LT1991
–5V
LT1991
LT1991
= –60V TO –3.2V
= –60V TO –6.8V
= –13V TO 2.6V
EE
EE
EE
DM
EE
= –35V TO 4V
4
4
4
4
V
V
V
V
<–40mV
5V
5V
5V
5V
CC
CC
CC
CC
7
7
7
7
REF
REF
REF
–5V
REF
5
5
5
5
OUT
OUT
OUT
OUT
6
6
6
6
V
V
V
V
OUT
OUT
OUT
OUT
1991 F17
1991fg