ADA4528-1
Data Sheet
Rev. A | Page 4 of 20
ELECTRICAL CHARACTERISTICS—5 V OPERATION
VS = 5 V, VCM = VSY/2 V, TA = +25°C, unless otherwise specified.
Table 3.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
VCM = 0 V to 5 V
0.3
2.5
μV
40°C ≤ TA ≤ +125°C
4
μV
Offset Voltage Drift
ΔVOS/ΔT
40°C ≤ TA ≤ +125°C
0.002
0.015
μV/°C
Input Bias Current
IB
90
200
pA
40°C ≤ TA ≤ +125°C
300
pA
Input Offset Current
IOS
180
400
pA
40°C ≤ TA ≤ +125°C
500
pA
Input Voltage Range
0
5
V
Common-Mode Rejection Ratio
CMRR
VCM = 0 V to 5 V
137
160
dB
40°C ≤ TA ≤ +125°C
122
dB
Open-Loop Gain
AVO
RL = 10 kΩ, VO = 0.1 V to 4.9 V
127
139
dB
40°C ≤ TA ≤ +125°C
125
dB
RL = 2 kΩ, VO = 0.1 V to 4.9 V
121
131
dB
40°C ≤ TA ≤ +125°C
120
dB
Input Resistance, Differential Mode
RINDM
190
kΩ
Input Resistance, Common Mode
RINCM
1
GΩ
Input Capacitance, Differential Mode
CINDM
16.5
pF
Input Capacitance, Common Mode
CINCM
33
pF
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 10 kΩ to VCM
4.99
4.995
V
40°C ≤ TA ≤ +125°C
4.98
V
RL = 2 kΩ to VCM
4.96
4.98
V
40°C ≤ TA ≤ +125°C
4.94
V
Output Voltage Low
VOL
RL = 10 kΩ to VCM
5
10
mV
40°C ≤ TA ≤ +125°C
20
mV
RL = 2 kΩ to VCM
20
40
mV
40°C ≤ TA ≤ +125°C
60
mV
Short-Circuit Current
ISC
±40
mA
Closed-Loop Output Impedance
ZOUT
f = 1 kHz, AV = +10
0.1
Ω
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VSY = 2.2 V to 5.5 V
130
150
dB
40°C ≤ TA ≤ +125°C
127
dB
Supply Current/Amplifier
ISY
IO = 0 mA
1.5
1.8
mA
40°C ≤ TA ≤ +125°C
2.2
mA
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 10 kΩ, CL = 100 pF, AV = +1
0.5
V/μs
Settling Time to 0.1%
ts
VIN = 4 V step, RL = 10 kΩ, CL = 100 pF, AV = 1
10
μs
Gain Bandwidth Product
GBP
RL = 10 kΩ, CL = 100 pF, AV = +1
4
MHz
Phase Margin
ΦM
RL = 10 kΩ, CL = 100 pF, AV = +1
57
Degrees
Overload Recovery Time
RL = 10 kΩ, CL = 100 pF, AV = 10
50
μs
NOISE PERFORMANCE
Voltage Noise
en p-p
f = 0.1 Hz to 10 Hz, AV = +100
99
nV p-p
Voltage Noise Density
en
f = 1 kHz, AV = +100
5.9
nV/√Hz
f = 1 kHz, AV = +100, VCM = 4.5 V
5.3
nV/√Hz
Current Noise
in p-p
f = 0.1 Hz to 10 Hz, AV = +100
10
pA p-p
Current Noise Density
in
f = 1 kHz, AV = +100
0.5
pA/√Hz