AD844–SPECIFICATIONS
(@ T = +25 C and V =
A
S
15 V dc, unless otherwise noted)
AD844B
Min
Typ
50
75
1
4
4
10
10
150
750
9
175
220
90
110
100
300
3
80
100
90
130
Max
150
200
5
10
10
20
20
250
1100
15
200
240
110
150
200
500
7
100
120
120
190
AD844S
Min Typ Max
50
125
1
4
4
10
10
200
1900
20
175
220
90
120
100
800
7
80
120
90
140
300
500
5
20
20
35
35
450
2500
30
250
300
160
200
400
1300
15
150
200
150
200
Units
µV
µV
µV/°C
µV/V
µV/V
µV/V
µV/V
nA
nA
nA/°C
nA/V
nA/V
nA/V
nA/V
nA
nA
nA/°C
nA/V
nA/V
nA/V
nA/V
Model
INPUT OFFSET VOLTAGE
T
MIN
–T
MAX
vs. Temperature
vs. Supply
Initial
T
MIN
–T
MAX
vs. Common Mode
Initial
T
MIN
–T
MAX
INPUT BIAS CURRENT
–Input Bias Current
1
T
MIN
–T
MAX
vs. Temperature
vs. Supply
Initial
T
MIN
–T
MAX
vs. Common Mode
Initial
T
MIN
–T
MAX
+Input Bias Current
1
T
MIN
–T
MAX
vs. Temperature
vs. Supply
Initial
T
MIN
–T
MAX
vs. Common Mode
Initial
T
MIN
–T
MAX
INPUT CHARACTERISTICS
Input Resistance
–Input
+Input
Input Capacitance
–Input
+Input
Input Voltage Range
Common Mode
INPUT VOLTAGE NOISE
INPUT CURRENT NOISE
–Input
+Input
OPEN LOOP TRANSRESISTANCE
T
MIN
–T
MAX
Transcapacitance
DIFFERENTIAL GAIN ERROR
2
DIFFERENTIAL PHASE ERROR
2
FREQUENCY RESPONSE
Small Signal Bandwidth
3
Gain = –1
4
Gain = –10
TOTAL HARMOMIC DISTORTION
SETTLING TIME
10 V Output Step
Gain = –1, to 0.1%
5
Gain = –10, to 0.1%
6
2 V Output Step
Gain = –1, to 0.1%
5
Gain = –10, to 0.1%
6
1
Conditions
AD844J/A
Min Typ Max
50
75
1
300
500
5 V–18 V
4
4
V
CM
= +10 V
10
10
200
800
9
5 V–18 V
175
220
V
CM
= +10 V
90
110
150
350
3
5 V–18 V
V
CM
=
±
10 V
80
100
90
130
150
160
400
700
250
35
20
450
1500
150
7
50
10
2
2
65
7
50
10
2
2
65
7
50
10
2
2
65
Ω
MΩ
pF
pF
V
±
10
f
≥
1 kHz
f
≥
1 kHz
f
≥
1 kHz
V
OUT
=
±
10 V
R
LOAD
= 500
Ω
2.2
1.3
2
10
12
3.0
2.0
4.5
0.03
0.15
±
10
2
10
12
2.8
1.6
3.0
2.0
4.5
0.03
0.15
±
10
2
10
12
2.2
1.3
3.0
1.6
4.5
0.03
0.15
nV/√Hz
pA/√Hz
pA/√Hz
MΩ
MΩ
pF
%
Degree
f = 4.4 MHz
f = 4.4 MHz
60
33
f = 100 kHz,
2 V rms
5
±
15 V Supplies
±
5 V Supplies
100
100
110
100
0.005
60
33
0.005
60
33
0.005
MHz
MHz
%
100
100
110
100
100
100
110
100
ns
ns
ns
ns
–2–
REV. C
AD [ ANALOG DEVICES ]
