Datasheet

AD824 Data Sheet
At V
S
= ±15.0 V, V
OUT
= 0 V, T
A
= 25°C; unless otherwise noted.
Table 2.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage (AD824A) V
OS
0.5 2.5 mV
T
MIN
to T
MAX
0.6 4.0 mV
Input Bias Current
I
B
V
CM
= 0 V
4
35
pA
T
MIN
to T
MAX
500 4000 pA
I
B
V
CM
= −10 V 25 pA
Input Offset Current I
OS
3 20 pA
T
MIN
to T
MAX
500 pA
Input Voltage Range
−15
+13
V
Common-Mode Rejection Ratio CMRR V
CM
= −15 V to 13 V 70 80 dB
T
MIN
to T
MAX
66 dB
Input Impedance 10
13
||3.3 Ω||pF
Large Signal Voltage Gain A
VO
V
O
= −10 V to +10 V;
R
L
= 2 kΩ 12 50 V/mV
R
L
= 10 kΩ 50 200 V/mV
R
L
= 100 kΩ 300 2000 V/mV
T
MIN
to T
MAX
, R
L
= 100 kΩ 200 1000 V/mV
Offset Voltage Drift ΔV
OS
/ΔT 2 µV/°C
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
I
SOURCE
= 20 µA 14.975 14.988 V
T
MIN
to T
MAX
14.970 14.985 V
I
SOURCE
= 2.5 mA 14.80 14.85 V
T
MIN
to T
MAX
14.75 14.82 V
Output Voltage Low V
OL
I
SINK
= 20 µA –14.985 –14.975 V
T
MIN
to T
MAX
–14.98
–14.97
V
I
SINK
= 2.5 mA –14.88 –14.85 V
T
MIN
to T
MAX
–14.86 –14.8 V
Short Circuit Limit I
SC
Sink/source, T
MIN
to T
MAX
±8 ±20 mA
Open-Loop Impedance Z
OUT
f = 1 MHz, A
V
= 1 100 Ω
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
S
= 2.7 V to 15 V 70 80 dB
T
MIN
to T
MAX
68 dB
Supply Current/Amplifier I
SY
V
O
= 0 V 560 625 µA
T
MIN
to T
MAX
675 µA
DYNAMIC PERFORMANCE
Slew Rate
SR
R
L
= 10 kΩ, A
V
= 1
2
V/µs
Full-Power Bandwidth BW
P
1% distortion, V
O
= 20 V p-p 33 kHz
Settling Time t
S
V
OUT
= 0 V to 10 V, to 0.01% 6 µs
Gain Bandwidth Product GBP 2 MHz
Phase Margin φo 50 Degrees
Channel Separation CS f = 1 kHz, R
L
= 2 kΩ –123 dB
NOISE PERFORMANCE
Voltage Noise e
n
p-p 0.1 Hz to 10 Hz 2 µV p-p
Voltage Noise Density e
n
f = 1 kHz 16 nV/√Hz
Current Noise Density i
n
f = 1 kHz 1.1 fA/√Hz
Total Harmonic Distortion THD f =10 kHz, V
O
= 3 V rms, R
L
= 10 kΩ 0.005 %
Rev. E | Page 4 of 16