AD8531/AD8532/AD8534
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
V
S
= 3.0 V, V
CM
= 1.5 V, T
A
= 25°C, unless otherwise noted.
Table 1.
Parameter
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
Input Offset Current
Input Voltage Range
Common-Mode Rejection Ratio
Large Signal Voltage Gain
Offset Voltage Drift
Bias Current Drift
Offset Current Drift
OUTPUT CHARACTERISTICS
Output Voltage High
Output Voltage Low
Output Current
Closed-Loop Output Impedance
POWER SUPPLY
Power Supply Rejection Ratio
Supply Current/Amplifier
DYNAMIC PERFORMANCE
Slew Rate
Settling Time
Gain Bandwidth Product
Phase Margin
Channel Separation
NOISE PERFORMANCE
Voltage Noise Density
Current Noise Density
Symbol
V
OS
−40°C ≤ T
A
≤ +85°C
I
B
−40°C ≤ T
A
≤ +85°C
I
OS
−40°C ≤ T
A
≤ +85°C
CMRR
A
VO
ΔV
OS
/ΔT
ΔI
B
/ΔT
ΔI
OS
/ΔT
V
OH
V
OL
I
OUT
Z
OUT
PSRR
I
SY
V
CM
= 0 V to 3 V
R
L
= 2 kΩ, V
O
= 0.5 V to 2.5 V
0
38
45
25
20
50
20
2.92
60
±250
60
45
55
0.70
100
125
1
5
Conditions
Min
Typ
Max
25
30
50
60
25
30
3
Unit
mV
mV
pA
pA
pA
pA
V
dB
V/mV
μV/°C
fA/°C
fA/°C
V
V
mV
mV
mA
Ω
dB
mA
mA
V/μs
μs
MHz
Degrees
dB
nV/√Hz
nV/√Hz
pA/√Hz
I
L
= 10 mA
−40°C ≤ T
A
≤ +85°C
I
L
= 10 mA
−40°C ≤ T
A
≤ +85°C
f = 1 MHz, A
V
= 1
V
S
= 3 V to 6 V
V
O
= 0 V
−40°C ≤ T
A
≤ +85°C
R
L
= 2 kΩ
To 0.01%
2.85
2.8
1
1.25
SR
t
S
GBP
фo
CS
e
n
i
n
f = 1 kHz, R
L
= 2 kΩ
f = 1 kHz
f = 10 kHz
f = 1 kHz
3.5
1.6
2.2
70
65
45
30
0.05
Rev. F | Page 3 of 20