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AD648 Datasheet(PDF) 2 Page - Analog Devices

Part No. AD648
Description  Dual Precision, Low Power BiFET Op Amp
Download  12 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD648 Datasheet(HTML) 2 Page - Analog Devices

 
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AD648–SPECIFICATIONS (@ + 25 C and V
S =
15 V dc, unless otherwise noted)
–2–
REV. C
Model
AD648J/A/S
AD648K/B/T
AD648C
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Units
INPUT OFFSET VOLTAGE
1
Initial Offset
0.75
2.0
0.3
1.0
0.10
0.3
mV
TMIN to TMAX
3.0/3.0/3.0
1.5/1.5/2.0
0.5
mV
vs. Temperature
20
10
3.0
µV/°C
vs. Supply
80
86
86
dB
vs. Supply, TMIN to TMAX
76/76/76
80
80
dB
Long-Term Offset Stability
15
15
15
µV/month
INPUT BIAS CURRENT
Either Input,
2 V
CM = 0
5
20
3
10
3
10
pA
Either Input
2 at T
MAX, VCM = 0
0.45/1.3/20
0.25/0.65/10
0.65
nA
Max Input Bias Current Over
Common-Mode Voltage Range
30
15
15
pA
Offset Current, VCM = 0
5
10
2
5
25pA
Offset Current at TMAX
0.25/0.7/10
0.15/0.35/5
0.35
nA
MATCHING CHARACTERISTICS
3
Input Offset Voltage
1.0
2.0
0.5
1.0
0.2
0.4
mV
Input Offset Voltage TMIN to TMAX
3.0/3.0/3.0
1.5/1.5/2.0
0.5
mV
Input Offset Voltage vs. Temperature
8
5
2.5
µV/°C
Input Bias Current
10
5
5
pA
Crosstalk
–120
–120
–120
dB
INPUT IMPEDANCE
Differential
1
× 101 2 3
1
× 1012 31 × 1012 3
Ω pF
Common Mode
3
× 1012 3
3
× 1012 33 × 1012 3
Ω pF
INPUT VOLTAGE RANGE
Differential
4
± 20
± 20
± 20
V
Common Mode
± 11
± 12
± 11
± 12
± 11
± 12
V
Common-Mode Rejection
VCM = ± 10 V
76
82
86
dB
TMIN to TMAX
76/76/76
82
86
dB
VCM = ± 11 V
70
76
76
dB
TMIN to TMAX
70/70/70
76
76
dB
INPUT VOLTAGE NOISE
Voltage 0.1 Hz to 10 Hz
2
2
2
4.0
µV p-p
f = 10 Hz
80
80
80
nV/
√Hz
f = 100 Hz
40
40
40
nV/
√Hz
f = 1 kHz
30
30
30
nV/
√Hz
f = 10 kHz
30
30
30
nV/
√Hz
INPUT CURRENT NOISE
f = 1 kHz
1.8
1.8
1.8
fA/
√Hz
FREQUENCY RESPONSE
Unity Gain, Small Signal
0.8
1.0
0.8
1.0
0.8
1.0
MHz
Full Power Response
30
30
30
kHz
Slew Rate, Unity Gain
1.0
1.8
1.0
1.8
1.0
1.8
V/
µs
Settling Time to
± 0.01%
8
8
8
µs
OPEN-LOOP GAIN
VO = ± 10 V, RL ≥ 10 kΩ
300
1000
300
1000
300
1000
V/mV
TMIN to TMAX, RL ≥ 10 kΩ
300/300/300
700
300
700
300
700
V/mV
VO = ± 10 V, RL ≥ 5 kΩ
150
500
150
500
150
500
V/mV
TMIN to TMAX, RL ≥ 5 kΩ
150/150/150
300
150
300
150
300
V/mV
OUTPUT CHARACTERISTICS
Voltage @ RL
≥ 10 kΩ,
TMIN to TMAX
± 12/± 12/±12 ± 13
± 12
± 13
± 12
± 13
V
Voltage @ RL ≥ 5 kΩ,
TMIN to TMAX
± 11/± 11/±11 ± 12
± 11
± 12
± 11
± 12
V
Short Circuit Current
15
15
15
mA
POWER SUPPLY
Rated Performance
± 15
± 15
± 15
V
Operating Range
± 4.5
± 18
± 4.5
± 18
± 4.5
± 18
V
Quiescent Current (Both Amplifiers)
340
400
340
400
340
400
µA
TEMPERATURE RANGE
Operating, Rated Performance
Commercial (0
°C to +70°C)
AD648J
AD648K
Industrial (–40
°C to +85°C)
AD648A
AD648B
AD648C
Military (–55
°C to +125°C)
AD648S
AD648T
PACKAGE OPTIONS
SOIC (R-8)
AD648JR
AD648KR
Plastic (N-8)
AD648JN
AD648KN
Cerdip (Q-8)
AD648AQ, AD648SQ, AD648SQ/883B
AD648BQ, AD648TQ/883B
AD648CQ
Metal Can (H-08A)
AD648AH
AD648BH, AD648TH/883B
Tape and Reel
AD648JR-REEL, AD648JR-REEL7
AD648KR-REEL, AD648KR-REEL7
Chips Available
AD648JChips, AD648SChips


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