Datasheet

AD795
Rev. C | Page 3 of 20
SPECIFICATIONS
At +25°C and ±15 V dc, unless otherwise noted.
Table 1.
AD795JR
Parameter Test Conditions/Comments Min Typ Max Unit
INPUT OFFSET VOLTAGE
1
Initial Offset 100 500 μV
Offset T
MIN
− T
MAX
300 1000 μV
vs. Temperature 3 10 μV/°C
vs. Supply (PSRR) 86 110 dB
vs. Supply (PSRR) T
MIN
− T
MAX
84 100 dB
INPUT BIAS CURRENT
2
Either Input V
CM
= 0 V 1 2 pA
Either Input at T
MAX
= 70°C V
CM
= 0 V 23 nA
Either Input V
CM
= +10 V 1 nA
Offset Current V
CM
= 0 V 0.1 1.0 pA
Offset Current at T
MAX
= 70°C V
CM
= 0 V 2 nA
OPEN-LOOP GAIN V
O
= ±10 V
R
L
≥ 10 kΩ 110 120 dB
R
L
≥ 10 kΩ 100 108 dB
INPUT VOLTAGE NOISE 0.1 Hz to 10 Hz 1.0 3.3 μV p-p
f = 10 Hz 20 50 nV/√Hz
f = 100 Hz 12 40 nV/√Hz
f = 1 kHz 11 17 nV/√Hz
f = 10 kHz 9 11 nV/√Hz
INPUT CURRENT NOISE f = 0.1 Hz to 10 Hz 13 fA p-p
f = 1 kHz 0.6 fA/√Hz
FREQUENCY RESPONSE
Unity Gain, Small Signal G = −1 1.6 MHz
Full Power Response V
O
= 20 V p-p, R
L
= 2 kΩ 16 kHz
Slew Rate, Unity Gain V
O
= 20 V p-p, R
L
= 2 kΩ 1 V/μs
SETTLING TIME
3
To 0.1% 10 V step 10 μs
To 0.01% 10 V step 11 μs
Overload Recovery
4
50% overdrive 2 μs
Total Harmonic f = 1 kHz
Distortion R1 ≥ 10 kΩ, V
O
= 3 V rms −108 dB
INPUT IMPEDANCE
Differential V
DIFF
= ±1 V 10
12
||2 Ω||pF
Common Mode 10
14
||2.2 Ω||pF
INPUT VOLTAGE RANGE
Differential
5
±20 V
Common-Mode Voltage ±10 ±11 V
Over Maximum Operating Temperature ±10 V
Common-Mode Rejection Ratio V
CM
= ±10 V 90 110 dB
T
MIN
− T
MAX
86 100 dB
OUTPUT CHARACTERISTICS
Voltage R
L
≥ 2 kΩ V
S
− 4 V
S
− 2.5 V
T
MIN
− T
MAX
V
S
− 4 V
Current V
OUT
= ±10 V ±5 ±10 mA
Short circuit ±15 mA