Datasheet

AD797
Rev. H | Page 4 of 20
AD797A AD797B
Parameter Conditions
Supply
Voltage (V)
Min Typ Max Min Typ Max Unit
TOTAL HARMONIC
DISTORTION
R
LOAD
= 1 kΩ, C
N
= 50 pF,
f = 250 kHz, 3 V rms
±15 V −98 −90 −98 −90 dB
R
LOAD
= 1 kΩ,
f = 20 kHz, 3 V rms
±15 V −120 −110 −120 −110 dB
INPUT CHARACTERISTICS
Input Resistance
Differential 7.5 7.5 kΩ
Common Mode 100 100 MΩ
Input Capacitance
Differential
4
20 20 pF
Common Mode 5 5 pF
OUTPUT RESISTANCE A
V
= 1, f = 1 kHz 3 3 mΩ
POWER SUPPLY
Operating Range ±5 ±18 ±5 ±18 V
Quiescent Current ±5 V, ±15 V 8.2 10.5 8.2 10.5 mA
1
Full power bandwidth = slew rate/2π V
PEAK
.
2
Specified using external decompensation capacitor.
3
Output current for |V
S
− V
OUT
| > 4 V, A
OL
> 200 kΩ.
4
Differential input capacitance consists of 1.5 pF package capacitance and 18.5 pF from the input differential pair.