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INA821 Datasheet(PDF) 8 Page - Texas Instruments

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Part # INA821
Description  35-uV Offset, 7-nV/?숰z Noise, Low-Power, Precision Instrumentation Amplifier
PDF  36 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

INA821 Datasheet(HTML) 8 Page - Texas Instruments

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Temperature (qC)
-75
-50
-25
0
25
50
75
100
125
150
-250
-200
-150
-100
-50
0
50
100
150
200
Temperature (qC)
-75
-50
-25
0
25
50
75
100
125
150
-600
-500
-400
-300
-200
-100
0
100
200
300
400
Output Offset Voltage(uV)
-300 -240 -180 -120
-60
0
60
120
180
240
300
0
100
200
300
400
500
600
700
800
Output Offset Voltage drift(uV/oC)
-3
-2.5
-2
-1.5
-1
-0.5
0
0.5
1
1.5
2
2.5
3
0
5
10
15
20
Input Offset Voltage Drift (PV/qC)
0
5
10
15
20
25
30
35
40
Input Offset Voltage(uV)
-60 -50 -40 -30 -20 -10
0
10
20
30
40
50
60
0
80
160
240
320
400
480
560
640
720
800
8
INA821
SBOS893 – AUGUST 2018
www.ti.com
Product Folder Links: INA821
Submit Documentation Feedback
Copyright © 2018, Texas Instruments Incorporated
7.6 Typical Characteristics
at TA = 25°C, VS = ±15 V, RL = 10 kΩ, VREF = 0 V, and G = 1 (unless otherwise noted)
N = 4000
Mean = 1.19 µV
Std. Dev. = 9.23 µV
Figure 1. Typical Distribution of Input Offset Voltage
N = 30
Mean = -0.03 µV/°C
Std. Dev. = 0.085 µV/°C
Figure 2. Typical Distribution of Input Offset Voltage Drift
N = 4000
Mean = -1.9 µV
Std. Dev. = 51.37 µV
Figure 3. Typical Distribution of Output Offset Voltage
N = 30
Mean = –1.4 µV/°C
Std. Dev. = 0.94 µV/°C
Figure 4. Typical Distribution of Output Offset Voltage Drift
G = 100
10 units
Figure 5. Input-Referred Offset Voltage vs Temperature
G = 1
10 units
Figure 6. Input-Referred Offset Voltage vs Temperature



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