Datasheet

AD5590
Rev. A | Page 8 of 44
OPERATIONAL AMPLIFIER SPECIFICATIONS
Electrical characteristics @ V
SY
= 5 V, V
CM
= V
SY
/2, T
A
= 25°C, unless otherwise noted.
Table 4.
Parameter Symbol Min Typ Max Unit Conditions
INPUT CHARACTERISTICS
Offset Voltage V
OS
0.4 2.2 mV −0.3 V < V
CM
< +5.3 V
2.2 mV −40°C < T
A
< +85°C, −0.3 V < V
CM
< +5.2 V
Offset Voltage Drift
1
∆V
OS
/∆T 1 4.5 µV/°C −40°C < T
A
< +85°C
Input Bias Current
1
I
B
0.2 1 pA
110 pA −40°C < T
A
< +85°C
Input Offset Current
1
I
OS
0.1 0.5 pA
50 pA −40°C < T
A
< +85°C
Common-Mode Rejection Ratio CMRR 95 dB 0 V < V
CM
< 5 V
68 dB −40°C < T
A
< +85°C
Large Signal Voltage Gain A
VO
235 400 V/mV R
L
= 10 kΩ, 0.5 V < V
OUT
< 4.5 V
Input Capacitance
1
C
DIFF
2 pF
C
CM
7 pF
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
4.95 4.98 V I
L
= 1 mA
4.9 V −40°C to +85°C
4.7 V I
L
= 10 mA
4.50 V −40°C to +85°C
Output Voltage Low V
OL
20 30 mV I
L
= 1 mA
50 mV −40°C to +85°C
190 275 mV I
L
= 10 mA
335 mV −40°C to +85°C
Short-Circuit Current
1
I
SC
±80 mA
Closed-Loop Output Impedance
1
Z
OUT
15 Ω f = 10 kHz, A
V
= 1
POWER SUPPLY
Power Supply Span (V+ to V−) 5 V
Power Supply Rejection Ratio PSRR 67 94 dB 1.8 V < V
SY
< 5 V
64 dB −40°C < T
A
< +85°C
Supply Current per Amplifier I
SY
38 µA V
OUT
= V
SY
/2
50 60 µA −40°C <T
A
< +85°C
DYNAMIC PERFORMANCE
1
Slew Rate SR 0.1 V/µs R
L
= 10 kΩ
Settling Time 0.1% t
S
23 μs G = ±1, 2 V step, C
L
= 20 pF, R
L
= 1 kΩ
Gain Bandwidth Product GBP 400 kHz R
L
= 100 kΩ
350 kHz R
L
= 10 kΩ
Phase Margin Ø
O
70 Degrees R
L
= 10 kΩ, R
L
= 100 kΩ, C
L
= 20 pF
NOISE PERFORMANCE
1
Peak-to-Peak Noise 2.3 3.5 µV
Voltage Noise Density e
n
25 nV/√Hz f = 1 kHz
22 nV/√Hz f = 10 kHz
Current Noise Density i
n
0.05 pA/√Hz f = 1 kHz
1
Guaranteed by design and characterization. Not production tested.