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PRODUCT SPECIFICATION
RC4277
4
Electrical Characteristics
(V
S
=
±
15V, 0
°
C
£
T
A
£
+70C unless otherwise noted)
Notes:
1. Input offset voltage measurements are performed by automated test equipment approximately 0.5 seconds after
application of power.
2. This parameter is tested on a sample basis only.
Typical Applications
Figure 1. Adjustment-Free Precision
Summing Amplifier
Figure 2. High Stability Thermocouple Amplifier
Parameters
Input Offset Voltage
Test Conditions
0
°
C
£
T
A
£
+70
°
C
-25
°
C
£
T
A
£
+85
°
C
Min
Typ
50
50
0.3
1.5
±
1.5
±
13.5
124
124
3000
±
12.6
70
Max
120
135
1.0
5.0
±
5.0
Units
m
V
Average Input Offset Voltage Drift
2
Input Offset Current
Input Bias Current
Input Voltage Range
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Large Signal Voltage Gain
Output Voltage Swing
Power Consumption
m
V/
°
C
nA
nA
V
dB
dB
V/mV
V
mW
±
10
110
110
1300
±
11
V
CM
=
±
10V
V
S
=
±
4V to
±
16.5V
R
L
> 2k
W
, V
OUT
=
±
10V
R
L
> 2k
W
R
L
=
¥
120
65-4232
V1
V2
V3
R1
10K
R2
10K
R3
10K
R4
10K
+15V
-15V
R6
2.5K
1/2 4277
2
3
8
1
4
V
OUT
65-4233
R1
R3
Sensing
Junction
Reference
Junction
1/2 4277
-15V
+15V
2
1
8
4
3
R2
R4
R1
R3
=
R2
R4
V
OUT