Datasheet

11
®
INA133, INA2133
V
1
5
6
1
3
V
O
= 2 • V
1
INA133
Gain Error = 0.025% maximum
Gain Drift = 2ppm/°C
2
V
3
5
6
3
2
INA133
1
V
O
=
V
3
2
±0.05% max
(V
1
+ V
3
)
2
V
O
=
±0.05% max
V
1
5
6
1
3
2
INA133
V
3
V
O
= V
1
+ V
3
±0.05% max
V
1
5
6
1
3
INA133
2
V
3
5
6
1
3 Ref
2
Output
INA133
Voltage
Source
(1)
Device
VFC320
VFC100
DAC80
DAC703
XTR110
Output
0-10kHz
0-F
CLOCK
/2
0-FS (12 bits)
0-FS (16 bits)
4-20mA
Ref must be driven
by low impedance.
NOTE: (1) Unipolar Input Device.
OPA277
V
1
6
1
3
V
O
INA133
V
3
25
R
1
R
2
V
O
= 1 +
R
2
R
1
V
1
+ V
3
2
( )( )
For G = 10,
See INA143.
FIGURE 7. Precision Gain = 2 Amplifier. FIGURE 8. Precision Gain = 1/2 Amplifier.
FIGURE 9. Precision Average Value Amplifier.
FIGURE 10. Precision Summing Amplifier.
FIGURE 11. Precision Bipolar Offsetting. FIGURE 12. Precision Summing Amplifier with Gain.