AD8591/AD8592/AD8594
Rev. B | Page 4 of 16
VS = 5.0 V, VCM = 2.5 V, TA = 25°C, unless otherwise noted.
Table 2.
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
2
25
mV
40°C < TA < +85°C
30
mV
Input Bias Current
IB
5
50
pA
40°C < TA < +85°C
60
pA
Input Offset Current
IOS
1
25
pA
40°C < TA < +85°C
30
pA
Input Voltage Range
0
5
V
Common-Mode Rejection Ratio
CMRR
VCM = 0 V to 5 V
38
47
dB
Large Signal Voltage Gain
AVO
RL = 2 kΩ, VO = 0.5 V to 4.5 V
15
30
V/mV
Offset Voltage Drift
ΔVOS/ΔT
40°C < TA < +85°C
20
μV/°C
Bias Current Drift
ΔIB/ΔT
40°C < TA < +85°C
50
fA/°C
Offset Current Drift
ΔIOS/ΔT
40°C < TA < +85°C
20
fA/°C
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
IL = 10 mA
4.9
4.94
V
40°C to +85°C
4.85
V
Output Voltage Low
VOL
IL = 10 mA
50
100
mV
40°C to +85°C
125
mV
Output Current
IOUT
±250
mA
Open-Loop Impedance
ZOUT
f = 1 MHz, AV = 1
40
Ω
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VS = 2.5 V to 6 V
45
55
dB
Supply Current per Amplifier
ISY
VO = 0 V
1.25
mA
40°C < TA < +85°C
1.75
mA
Supply Current Shutdown Mode
ISD
All amplifiers shut down
0.1
1
μA
40°C < TA < +85°C
1
μA
ISD1
Amplifier 1 shut down (AD8592)
1.6
mA
ISD2
Amplifier 2 shut down (AD8592)
1.6
mA
SHUTDOWN INPUTS
Logic High Voltage
VINH
40°C < TA < +85°C
2.4
V
Logic Low Voltage
VINL
40°C < TA < +85°C
0.8
V
Logic Input Current
IIN
40°C < TA < +85°C
1
μA
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 2 kΩ
5
V/μs
Full Power Bandwidth
BWP
1% distortion
325
kHz
Settling Time
tS
To 0.01%
1.6
μs
Gain Bandwidth Product
GBP
3
MHz
Phase Margin
Φo
70
Degrees
Channel Separation
CS
f = 1 kHz, RL = 10 kΩ
65
dB
NOISE PERFORMANCE
Voltage Noise Density
en
f = 1 kHz
45
nV/√Hz
f = 10 kHz
30
nV/√Hz
Current Noise Density
in
f = 1 kHz
0.05
pA/√Hz