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AD620BRZ-R7

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21
AD620
Rev. H | Page 6 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
(@ 25°C, V
S
= ±15 V, R
L
= 2 kΩ, unless otherwise noted.)
INPUT OFFSET VOLTAGE (
μ
V)
20
30
40
50
–40 0 40 80
PERCENTAGE OF UNITS
–80
SAMPLE SIZE = 360
10
0
00775-0-005
Figure 3. Typical Distribution of Input Offset Voltage
INPUT BIAS CURRENT (pA)
0
10
20
30
40
50
–600 0 600
PERCENTAGE OF UNITS
–1200 1200
SAMPLE SIZE = 850
00775-0-006
Figure 4. Typical Distribution of Input Bias Current
10
20
30
40
50
–200 0 200 400
INPUT OFFSET CURRENT (pA)
PERCENTAGE OF UNITS
–400
0
SAMPLE SIZE = 850
00775-0-007
Figure 5. Typical Distribution of Input Offset Current
TEMPERATURE (°C)
INPUT BIAS CURRENT (nA)
+I
B
–I
B
2.0
–2.0
175
–1.0
–1.5
–75
–0.5
0
0.5
1.0
1.5
1257525–25
00775-0-008
Figure 6. Input Bias Current vs. Temperature
CHANGE IN OFFSET VOLTAGE (μV)
1.5
0.5
WARM-UP TIME (Minutes)
2.0
0
01
1.0
432
5
00775-0-009
Figure 7. Change in Input Offset Voltage vs. Warm-Up Time
FREQUENCY (Hz)
1000
1
1 100k
100
10
10k1k100
VOLTAGE NOISE (nV/ Hz)
GAIN = 1
GAIN = 10
10
GAIN = 100, 1,000
GAIN = 1000
BW LIMIT
00775-0-010
Figure 8. Voltage Noise Spectral Density vs. Frequency (G = 1−1000)
AD620
Rev. H | Page 7 of 20
FREQUENCY (Hz)
1000
100
10
1
10
1000
100
CURRENT NOISE (fA/ Hz)
00775-0-011
Figure 9. Current Noise Spectral Density vs. Frequency
RTI NOISE (2.0
μ
V/DIV)
TIME (1 SEC/DIV)
00775-0-012
Figure 10. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1)
RTI NOISE (0.1
μ
V/DIV)
TIME (1 SEC/DIV)
00775-0-013
Figure 11. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1000)
00775-0-014
Figure 12. 0.1 Hz to 10 Hz Current Noise, 5 pA/Div
100
1000
AD620A
FET INPUT
IN-AMP
SOURCE RESISTANCE (
Ω
)
TOTAL DRIFT FROM 25
°
C TO 85
°
C, RTI (
μ
V)
100,000
10
1k 10M
10,000
10k 1M100k
00775-0-015
Figure 13. Total Drift vs. Source Resistance
FREQUENCY (Hz)
CMR (dB)
160
0
1M
80
40
1
60
0.1
140
100
120
100k10k1k10010
G = 1000
G = 100
G = 10
G = 1
20
00775-0-016
Figure 14. Typical CMR vs. Frequency, RTI, Zero to 1 kΩ Source Imbalance
AD620
Rev. H | Page 8 of 20
FREQUENCY (Hz)
PSR (dB)
160
1M
80
40
1
60
0.1
140
100
120
100k10k1k10010
20
G = 1000
G = 100
G = 10
G = 1
180
00775-0-017
Figure 15. Positive PSR vs. Frequency, RTI (G = 1−1000)
FREQUENCY (Hz)
PSR (dB)
160
1M
80
40
1
60
0.1
140
100
120
100k10k1k10010
20
180
G = 10
G = 100
G = 1
G = 1000
00775-0-018
Figure 16. Negative PSR vs. Frequency, RTI (G = 1−1000)
1000
100 10M
100
1
1k
10
100k 1M10k
FREQUENCY (Hz)
GAIN (V/V)
0.1
00775-0-019
Figure 17. Gain vs. Frequency
OUTPUT VOLTAGE (V p-p)
FREQUENCY (Hz)
35
0
1M
15
5
10k
10
1k
30
20
25
100k
G = 10, 100, 1000
G = 1
G = 1000
G = 100
BW LIMIT
00775-0-020
Figure 18. Large Signal Frequency Response
INPUT VOLTAGE LIMIT (V)
(REFERRED TO SUPPLY VOLTAGES)
20
+1.0
+0.5
50
+1.5
–1.5
–1.0
–0.5
15
10
SUPPLY VOLTAGE
±
Volts
+V
S
–0.0
–V
S
+0.0
00775-0-021
Figure 19. Input Voltage Range vs. Supply Voltage, G = 1
20
+1.0
+0.5
5
0
+1.5
–1.5
–1.0
–0.5
1510
SUPPLY VOLTAGE ± Volts
R
L
= 10k
Ω
R
L
= 2k
Ω
R
L
= 10k
Ω
OUTPUT VOLTAGE SWING (V)
(REFERRED TO SUPPLY VOLTAGES)
R
L
= 2k
Ω
+V
S
–V
S
00775-0-022
–0.0
+0.0
Figure 20. Output Voltage Swing vs. Supply Voltage, G = 10
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21

AD620BRZ-R7

Mfr. #:
Buy AD620BRZ-R7
Manufacturer:
Analog Devices Inc.
Description:
Instrumentation Amplifiers AD620 Amplifier Low Drift Low Power
Lifecycle:
New from this manufacturer.
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