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AD795 Datasheet(PDF) 2 Page - Analog Devices

Part No. AD795
Description  Low Power, Low Noise Precision FET Op Amp
Download  16 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD795 Datasheet(HTML) 2 Page - Analog Devices

 
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REV. A
–2–
AD795–SPECIFICATIONS
AD795JN/JR
AD795K
Parameter
Conditions
Min
Typ
Max
Min
Typ
Max
Units
INPUT OFFSET VOLTAGE
1
Initial Offset
100
500
50
250
µV
Offset
TMIN–TMAX
300
1000
100
400
µV
vs. Temperature
3
10
1
3
µV/°C
vs. Supply (PSRR)
86
110
90
110
dB
vs. Supply (PSRR)
TMIN–TMAX
84
100
87
100
dB
INPUT BIAS CURRENT
2
Either Input
VCM = 0 V
1
2/3
1
1
pA
Either Input @ TMAX =VCM = 0 V
23
23
pA
Either Input
VCM = +10 V
1
1
pA
Offset Current
VCM = 0 V
0.1
1.0
0.1
0.6
pA
Offset Current @ TMAX =VCM = 0 V
2
2
pA
OPEN-LOOP GAIN
VO = ± 10 V
RLOAD ≥ 10 kΩ
110
120
110
120
dB
RLOAD ≥ 10 kΩ
100
108
100
108
dB
INPUT VOLTAGE NOISE
0.1 Hz to 10 Hz
1.0
3.3
1.0
2.5
µV p-p
f = 10 Hz
20
50
20
40
nV/
√Hz
f = 100 Hz
12
40
12
30
nV/
√Hz
f = 1 kHz
11
17
11
15
nV/
√Hz
f = 10 kHz
9
11
9
11
nV/
√Hz
INPUT CURRENT NOISE
f = 0.1 Hz to 10 Hz
13
13
fA p-p
f = 1 kHz
0.6
0.6
fA/
√Hz
FREQUENCY RESPONSE
Unity Gain, Small Signal
G = –1
1.6
1.6
MHz
Full Power Response
VO = 20 V p-p
RLOAD = 2 kΩ
16
16
kHz
Slow Rate, Unity Gain
VOUT = 20 V p-p
RLOAD = 2 kΩ
11
V/
µs
SETTLING TIME
3
To 0.1%
10 V Step
10
10
µs
To 0.01%
10 V Step
11
11
µs
Overload Recovery
4
50% Overdrive
2
2
µs
Total Harmonic
f = 1 kHz
Distortion
R1
≥ 10 kΩ
VO = 3 V rms
–108
–108
dB
INPUT IMPEDANCE
Differential
VDIFF = ± 1 V
10
12 21012 2
Ω pF
Common Mode
10
14 2.2
10
14 2.2
Ω pF
INPUT VOLTAGE RANGE
Differential
5
±20
±20
V
Common-Mode Voltage
±10
±11
±10
±11
V
Over Max Operating Temperature
±10
±10
V
Common-Mode Rejection Ratio
VCM =
±10 V
90
110
94
110
dB
TMIN–TMAX
86
100
90
100
dB
OUTPUT CHARACTERISTICS
Voltage
RLOAD ≥ 2 kΩ
VS –4
VS –2.5
VS –4
VS –2.5
V
TMIN–TMAX
VS –4
VS –4
V
Current
VOUT = ± 10 V
±5
±10
±5
±10
mA
Short Circuit
±15
±15
mA
POWER SUPPLY
Rated Performance
±15
±15
V
Operating Range
±4
±18
±4
±18
V
Quiescent Current
1.3
1.5
1.3
1.5
mA
(@ +25 C and
15 V dc unless otherwise noted)


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