AD8538/AD8539
@ VS = 2.7 V, VCM = 1.35 V, VO = 1.35 V, TA = 25°C, unless otherwise specified.
Table 2.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
IB
5
13
30
25
100
1.0
50
150
2.7
μV
μV
pA
pA
nA
pA
pA
V
−40°C ≤ TA ≤ +125°C
Input Bias Current
15
35
0.7
20
−40°C ≤ TA ≤ +85°C
−40°C ≤ TA ≤ +125°C
Input Offset Current
IOS
−40°C ≤ TA ≤ +125°C
Input Voltage Range
0
Common-Mode Rejection Ratio
CMRR
AVO
VCM = 0 V to 2.5 V
110
100
110
105
140
135
140
135
0.03
dB
dB
dB
dB
μV/°C
−40°C ≤ TA ≤ +125°C
RL = 10 kΩ, VO = 0.1 V to 1.7 V
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
Large Signal Voltage Gain
Offset Voltage Drift
0.1
ΔVOS/ΔT
VOH
OUTPUT CHARACTERISTICS
Output Voltage High
RL = 100 kΩ to ground
−40°C ≤ TA ≤ +125°C, RL = 100 kΩ to ground
RL = 10 kΩ to ground
−40°C ≤ TA ≤ +125°C, RL = 10 kΩ to ground
RL = 100 kΩ to V+
−40°C ≤ TA ≤ +125°C, RL = 100 kΩ to V+
RL = 10 kΩ to V+
2.68
2.68
2.67
2.66
2.698
2.68
V
V
V
V
mV
mV
mV
mV
mA
Output Voltage Low
VOL
1.7
2.4
14
20
8
5
5
20
25
−40°C ≤ TA ≤ +125°C, RL = 10 kΩ to V+
Short-Circuit Limit
POWER SUPPLY
ISC
Power Supply Rejection Ratio
PSRR
ISY
VS = 2.7 V to 5.5 V
−40°C ≤ TA ≤ +125°C
IO = 0
105
100
125
125
150
190
dB
dB
μA
μA
Supply Current/Amplifier
180
215
−40°C ≤ TA ≤ +125°C
DYNAMIC PERFORMANCE
Slew Rate
Settling Time 0.01%
Overload Recovery Time
Gain Bandwidth Product
Phase Margin
SR
tS
RL = 10 kΩ
G = 1, 1 V step, CL = 20 pF, RL = 1 kΩ
0.35
5
0.05
430
65
V/μs
ꢀs
ms
kHz
Degrees
GBP
ØM
RL = 10 kΩ, RL = 100 kΩ, CL = 20 pF
NOISE PERFORMANCE
Voltage Noise
Voltage Noise Density
en p-p
en
f = 0.1 Hz to 10 Hz
f = 1 kHz
2.0
50
μV p-p
nV/√Hz
Rev. A | Page 4 of 24