AD621A Просмотр технического описания (PDF) - Analog Devices
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AD621A Datasheet PDF : 16 Pages
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AD621
1000
100
10
1
10
100
1000
FREQUENCY – Hz
TPC 7. Current Noise Spectral Density vs. Frequency
TIME – 1 sec/div
TPC 8a. 0.1 Hz to 10 Hz RTI Voltage Noise, Gain = 10
TIME – 1 sec/div
TPC 8b. 0.1 Hz to 10 Hz RTI Voltage Noise, G = 100
100mV
1s
100
90
10
0%
TPC 9. 0.1 Hz to 10 Hz Current Noise, 5 pA per Vertical
Div, 1 Second per Horizontal Div
100,000
10,000
1000
FET INPUT
IN AMP
100
AD621A
10
1k
10k
100k
1M
10M
SOURCE RESISTANCE – ⍀
TPC 10. Total Drift vs. Source Resistance
160
140 GAIN = 100
120
100 GAIN = 10
80
60
40
20
0
0.1
1
10
100
1k
10k 100k 1M
FREQUENCY – Hz
TPC 11. CMR vs. Frequency, RTI, for a Zero to 1 kΩ
Source Imbalance
–6–
REV. B
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