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AD820ARMZ-R7 Datasheet(PDF) 5 Page - Analog Devices

Part # AD820ARMZ-R7
Description  Single-Supply, Rail-to-Rail, Low Power, FET Input Op Amp
PDF  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD820ARMZ-R7 Datasheet(HTML) 5 Page - Analog Devices

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AD820
Rev. H | Page 5 of 24
VS = ±5 V @ TA = 25°C, VCM = 0 V, VOUT = 0 V, unless otherwise noted.
Table 2.
AD820A
AD820B
Parameter
Conditions
Min
Typ
Max
Min
Typ
Max
Unit
DC PERFORMANCE
Initial Offset
0.1
0.8
0.3
0.4
mV
Maximum Offset over Temperature
0.5
1.5
0.5
1
mV
Offset Drift
2
2
μV/°C
Input Bias Current
V
CM = −5 V to +4 V
2
25
2
10
pA
At T
MAX
0.5
5
0.5
2.5
nA
Input Offset Current
2
20
2
10
pA
At T
MAX
0.5
0.5
nA
Open-Loop Gain
V
OUT = −4 V to +4 V
R
L = 100 kΩ
400
1000
400
1000
V/mV
T
MIN to TMAX
400
400
V/mV
R
L = 10 kΩ
80
150
80
150
V/mV
T
MIN to TMAX
80
80
V/mV
R
L = 1 kΩ
20
30
20
30
V/mV
T
MIN to TMAX
10
10
V/mV
NOISE/HARMONIC PERFORMANCE
Input Voltage Noise
f = 0.1 Hz to 10 Hz
2
2
μV p-p
f = 10 Hz
25
25
nV/√Hz
f = 100 Hz
21
21
nV/√Hz
f = 1 kHz
16
16
nV/√Hz
f = 10 kHz
13
13
nV/√Hz
Input Current Noise
f = 0.1 Hz to 10 Hz
18
18
fA p-p
f = 1 kHz
0.8
0.8
fA/√Hz
Harmonic Distortion
R
L = 10 kΩ
f = 10 kHz
V
OUT = ±4.5 V
−93
−93
dB
DYNAMIC PERFORMANCE
Unity Gain Frequency
1.9
1.8
MHz
Full Power Response
V
OUT p-p = 9 V
105
105
kHz
Slew Rate
3
3
V/μs
Settling Time
V
OUT = 0 V to ±4.5 V
To 0.1%
1.4
1.4
μs
To 0.01%
1.8
1.8
μs
INPUT CHARACTERISTICS
Common-Mode Voltage Range1
T
MIN to TMAX
−5.2
+4
−5.2
+4
V
CMRR
V
CM = −5 V to +2 V
66
80
72
80
dB
T
MIN to TMAX
66
66
dB
Input Impedance
Differential
1013||0.5
1013||0.5
Ω||pF
Common Mode
1013||2.8
1013||2.8
Ω||pF



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