AD797
SPECIFICATIONS
TA = 25°C and VS = ±15 V dc, unless otherwise noted.
Table 1.
Parameter
INPUT OFFSET VOLTAGE
Offset Voltage Drift
INPUT BIAS CURRENT
INPUT OFFSET CURRENT
OPEN-LOOP GAIN
DYNAMIC PERFORMANCE
Gain Bandwidth Product
–3 dB Bandwidth
Full Power Bandwidth1
Slew Rate
Settling Time to 0.0015%
COMMON-MODE REJECTION
POWER SUPPLY REJECTION
INPUT VOLTAGE NOISE
INPUT CURRENT NOISE
INPUT COMMON-MODE VOLTAGE RANGE
OUTPUT VOLTAGE SWING
Short-Circuit Current
Output Current3
TOTAL HARMONIC DISTORTION
Conditions
TMIN to TMAX
TMIN to TMAX
TMIN to TMAX
VOUT = ±10 V
RLOAD = 2 kΩ
TMIN to TMAX
RLOAD = 600 Ω
TMIN to TMAX
@ 20 kHz1
Supply
Voltage (V)
±5 V, ±15 V
±5 V, ±15 V
±5 V, ±15 V
±5 V, ±15 V
±15 V
Min
1
1
1
1
14,000
AD797A
Typ Max
25
80
50
125/180
0.2
1.0
0.25 1.5
0.5
3.0
100
400
120 600/700
20
6
15
5
20,000
AD797B
Min Typ Max
10
40
30
60
0.2
0.6
0.25 0.9
0.25 2.0
80
200
120 300
2
20
2
10
2
15
2
7
14,000 20,000
Unit
μV
μV
μV/°C
μA
μA
nA
nA
V/μV
V/μV
V/μV
V/μV
V/V
G = 1000
±15 V
G = 10002
15 V
G = 10
±15 V
VOUT = 20 V p-p,
RLOAD = 1 kΩ
±15 V
RLOAD = 1 kΩ
±15 V
12.5
10 V step
±15 V
VCM = CMVR
±5 V, ±15 V 114
TMIN to TMAX
110
VS = ±5 V to ±18 V
114
TMIN to TMAX
110
f = 0.1 Hz to 10 Hz
±15 V
f = 10 Hz
±15 V
f = 1 kHz
±15 V
f = 10 Hz to 1 MHz
±15 V
f = 1 kHz
±15 V
±15 V
±11
±5 V
±2.5
RLOAD = 2 kΩ
±15 V
±12
RLOAD = 600 Ω
±15 V
±11
RLOAD = 600 Ω
±5 V
±2.5
±5 V, ±15 V
±5 V, ±15 V 30
RLOAD = 1 kΩ, CN = 50 pF, ±15 V
f = 250 kHz, 3 V rms
RLOAD = 1 kΩ,
f = 20 kHz, 3 V rms
±15 V
110
450
8
280
20
800
130
120
130
120
50
1.7
0.9
1.0
2.0
±12
±3
±13
±13
±3
80
50
−98
−120
1200
1.2
1.3
−90
−110
110
MHz
450
MHz
8
MHz
280
kHz
12.5 20
V/μs
800 1200 ns
120 130
dB
114 120
dB
120 114
dB
130 120
dB
50
nV p-p
1.7
2.5 nV/√Hz
0.9
1.2 nV/√Hz
1.0
1.2 μV rms
2.0
pA/√Hz
±11 ±12 V
±2.5 ±3 V
±12 ±13
V
±11 ±13
V
±2.5 ±3
V
80
mA
30
50
mA
−98 −90 dB
−120 −110 dB
INPUT CHARACTERISTICS
Input Resistance
Differential
Common Mode
Input Capacitance
Differential 4
Common Mode
7.5
7.5
kΩ
100
100
MΩ
20
20
pF
5
5
pF
Rev. F | Page 3 of 20