Datasheet

AD823
Rev. A | Page 3 of 20
SPECIFICATIONS
At T
A
= 25°C, V
S
= 5 V, R
L
= 2 kΩ to 2.5 V, unless otherwise noted.
Table 1.
AD823A
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Bandwidth, V
O
≤ 0.2 V p-p G = +1 12 16 MHz
Full Power Response V
O
= 2 V p-p 3.5 MHz
Slew Rate G = −1, V
O
= 4 V Step 14 22 V/µs
Settling Time G = −1, V
O
= 2 V Step
to 0.1% 320 ns
to 0.01% 350 ns
NOISE/DISTORTION PERFORMANCE
Input Voltage Noise f = 10 kHz 16 nV/√Hz
Input Current Noise f = 1 kHz 1 fA/√Hz
Harmonic Distortion R
L
= 600 Ω to 2.5 V, V
O
= 2 V p-p, f = 20 kHz −108 dBc
Crosstalk
f = 1 kHz R
L
= 5 kΩ −105 dB
f = 1 MHz R
L
= 5 kΩ −63 dB
DC PERFORMANCE
Initial Offset 0.2 0.8 mV
Maximum Offset Overtemperature 0.3 2.0 mV
Offset Drift 2 µV/°C
Input Bias Current V
CM
= 0 V to 4 V 3 25 pA
at T
MAX
0.5 5 nA
Input Offset Current 2 20 pA
at T
MAX
0.5 nA
Open-Loop Gain V
O
= 0.2 V to 4 V
R
L
= 2 kΩ 20 45 V/mV
T
MIN
to T
MAX
20 V/mV
INPUT CHARACTERISTICS
Input Common-Mode Voltage Range −0.2 to +3 −0.2 to +3.8 V
Input Resistance 10
13
Ω
Input Capacitance 1.8 pF
Common-Mode Rejection Ratio V
CM
= 0 V to 3 V 60 76 dB
OUTPUT CHARACTERISTICS
Output Voltage Swing
I
L
= ±100 µA 0.025 to 4.975 V
I
L
= ±2 mA 0.08 to 4.92 V
I
L
= ±10 mA 0.25 to 4.75 V
Output Current V
OUT
= 0.5 V to 4.5 V 16 mA
Short-Circuit Current Sourcing to 2.5 V 40 mA
Sinking to 2.5 V 30 mA
Capacitive Load Drive G = +1 500 pF
POWER SUPPLY
Operating Range 3 36 V
Quiescent Current T
MIN
to T
MAX
, Total 5.2 5.6 mA
Power Supply Rejection Ratio V
S
= 5 V to 15 V, T
MIN
to T
MAX
70 80 dB