LT1996 Linear Technology, LT1996 Datasheet - Page 15

• Manufacturer Part Number: LT1996
• Description: 100uA Gain Selectable Amplifier
• Manufacturer: Linear Technology

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APPLICATIO S I FOR ATIO
V
4
V
IN
IN
V
IN
10
10
10
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
M81
M27
M9
P9
P27
P81
M81
M27
M9
P9
P27
P81
M81
M27
M9
P9
P27
P81
GAIN = –0.321
GAIN = –10.8
V
V
V
LT1996
V
LT1996
V
LT1996
V
GAIN = –27
EE
EE
EE
S
S –
S –
4
–
4
4
V
V
V
V
V
V
U
CC
CC
CC
S
S
S
V
+
+
+
7
7
7
IN
REF
REF
REF
5
5
5
OUT
OUT
OUT
10
U
8
9
1
2
3
Figure 9. It Is Simple to Get Precision Inverting Gains with the LT1996.
Input Impedance Varies from 3.8kΩ (Gain = –117) to 50kΩ (Gain = –9)
M81
M27
M9
P9
P27
P81
6
6
6
V
LT1996
GAIN = –108
V
EE
S –
4
V
V
V
V
OUT
OUT
OUT
V
W
CC
S
+
7
REF
5
OUT
V
V
V
IN
IN
IN
6
U
10
10
10
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
V
M81
M27
M9
P9
P27
P81
M81
M27
M9
P9
P27
P81
M81
M27
M9
P9
P27
P81
OUT
LT1996
V
LT1996
V
LT1996
V
V
V
V
GAIN = –36
GAIN = –81
EE
GAIN = –9
EE
EE
S
S –
S –
4
–
4
4
V
V
V
V
V
V
CC
CC
CC
S
S
S
+
7
7
+
7
+
REF
REF
REF
V
5
5
5
OUT
OUT
OUT
IN
10
6
6
6
8
9
1
2
3
M81
M27
M9
P9
P27
P81
V
V
V
V
LT1996
OUT
OUT
OUT
GAIN = –117
V
EE
S –
4
V
V
CC
S
V
7
V
+
IN
REF
IN
V
5
OUT
IN
10
10
10
6
8
9
1
2
3
8
9
1
2
3
8
9
1
2
3
M81
M27
M9
P9
P27
P81
M81
M27
M9
P9
P27
P81
M81
M27
M9
P9
P27
P81
V
GAIN = –2.89
OUT
V
V
V
LT1996
LT1996
LT1996
GAIN = –8.1
V
V
V
GAIN = –90
EE
EE
EE
S
S –
S –
4
4
4
–
V
V
V
V
V
V
CC
CC
CC
S
S
S
+
7
+
7
+
7
REF
REF
REF
5
5
5
OUT
OUT
OUT
LT1996
6
6
6
1996 F09
V
V
V
15
OUT
OUT
OUT
1996f