Datasheet

REV. C
–3–
AD824
ELECTRICAL SPECIFICATIONS
Parameter Symbol Conditions 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
320 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
储3.3 W储pF
Large Signal Voltage Gain A
VO
Vo = –10 V to +10 V;
R
L
= 2 kW 12 50 V/mV
R
L
= 10 kW 50 200 V/mV
R
L
= 100 kW 300 2000 V/mV
T
MIN
to T
MAX,
R
L
= 100 kW 200 1000 V/mV
Offset Voltage Drift DV
OS
/DT2mV/∞C
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
I
SOURCE
= 20 mA 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 mA –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 W
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 mA
T
MIN
to T
MAX
675 mA
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 10 kW, A
V
= 1 2 V/ms
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 ms
Gain Bandwidth Product GBP 2 MHz
Phase Margin fo50Degrees
Channel Separation CS f = 1 kHz, R
L
=2 kW –123 dB
NOISE PERFORMANCE
Voltage Noise e
n
p-p 0.1 Hz to 10 Hz 2 mV 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 kW 0.005 %
(@ V
S
= 15.0 V, V
OUT
= 0 V, T
A
= 25C unless otherwise noted)