Datasheet

AD8295
Rev. A | Page 5 of 28
A Grade B Grade
Parameter Test Conditions Min Typ Max Min Typ Max Unit
INPUT
Input Impedance
Differential 100||2 100||2 GΩ||pF
Common Mode 100||2 100||2 GΩ||pF
Input Operating Voltage Range
1
V
S
= ±2.3 V to ±5 V −V
S
+ 1.9 +V
S
− 1.1 −V
S
+ 1.9 +V
S
− 1.1 V
Over Temperature T
A
= −40°C to +85°C −V
S
+ 2.0 +V
S
− 1.2 −V
S
+ 2.0 +V
S
− 1.2 V
Input Operating Voltage Range
1
V
S
= ±5 V to ±18 V −V
S
+ 1.9 +V
S
− 1.2 −V
S
+ 1.9 +V
S
− 1.2 V
Over Temperature T
A
= −40°C to +85°C −V
S
+ 2.0 +V
S
− 1.2 −V
S
+ 2.0 +V
S
− 1.2 V
OUTPUT R
L
= 10 kΩ
Output Swing V
S
= ±2.3 V to ±5 V −V
S
+ 1.1 +V
S
− 1.2 −V
S
+ 1.1 +V
S
− 1.2 V
Over Temperature T
A
= −40°C to +85°C −V
S
+ 1.4 +V
S
− 1.3 −V
S
+ 1.4 +V
S
− 1.3 V
Output Swing V
S
= ±5 V to ±18 V −V
S
+ 1.2 +V
S
− 1.4 −V
S
+ 1.2 +V
S
− 1.4 V
Over Temperature T
A
= −40°C to +85°C −V
S
+ 1.6 +V
S
− 1.5 −V
S
+ 1.6 +V
S
− 1.5 V
Short-Circuit Current 18 18 mA
1
One input grounded; G = 1.
OP AMP SPECIFICATIONS
V
S
= ±15 V, T
A
= 25°C, R
L
= 2 kΩ, unless otherwise noted.
Table 3.
A Grade B Grade
Parameter Test Conditions Min Typ Max Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage, V
OS
40 150 20 100 μV
Average TC T
A
= −40°C to +85°C 5 5 μV/°C
Input Bias Current
1
6 10 6 10 nA
T
A
= −40°C 10 13 10 13 nA
T
A
= +85°C 4 8 4 8 nA
Input Offset Current 0.6 0.6 nA
Over Temperature T
A
= −40°C to +85°C 0.6 0.6 nA
Input Voltage Range −V
S
+ 1.2 +V
S
− 1.2 −V
S
+ 1.2 +V
S
− 1.2 V
Open-Loop Gain 100 125 116 125 dB
Common-Mode Rejection Ratio
(CMRR)
100 100 dB
Power Supply Rejection Ratio
(PSRR)
90 110 94 110 dB
Voltage Noise Density 40 40 nV/√Hz
Voltage Noise f = 0.1 Hz to 10 Hz 2.2 2.2 μV p-p
DYNAMIC PERFORMANCE
Gain Bandwidth Product 1 1 MHz
Slew Rate 2 2.6 2 2.6 V/μs
OUTPUT CHARACTERISTICS
Output Swing V
S
= ±2.3 V to ±5 V −V
S
+ 1.1 +V
S
− 1.2 −V
S
+ 1.1 +V
S
− 1.2 V
Over Temperature T
A
= −40°C to +85°C −V
S
+ 1.4 +V
S
− 1.3 −V
S
+ 1.4 +V
S
− 1.3 V
Output Swing V
S
= ±5 V to ±18 V −V
S
+ 1.2 +V
S
− 1.4 −V
S
+ 1.2 +V
S
− 1.4 V
Over Temperature T
A
= −40°C to +85°C −V
S
+ 1.6 +V
S
− 1.5 −V
S
+ 1.6 +V
S
− 1.5 V
Short-Circuit Current 18 18 mA
1
Op amp uses an npn input stage, so input bias current always flows into the inputs.