Datasheet

AD8541/AD8542/AD8544
Rev. G | Page 5 of 20
V
S
= 5.0 V, V
CM
= 2.5 V, T
A
= 25°C, unless otherwise noted.
Table 3.
Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
1 6 mV
−40°C ≤ T
A
≤ +125°C 7 mV
Input Bias Current I
B
4 60 pA
−40°C ≤ T
A
≤ +85°C 100 pA
−40°C ≤ T
A
≤ +125°C 1000 pA
Input Offset Current I
OS
0.1 30 pA
−40°C ≤ T
A
≤ +85°C 50 pA
−40°C ≤ T
A
≤ +125°C 500 pA
Input Voltage Range 0 5 V
Common-Mode Rejection Ratio CMRR V
CM
= 0 V to 5 V 40 48 dB
−40°C ≤ T
A
≤ +125°C 38 dB
Large Signal Voltage Gain A
VO
R
L
= 100 kΩ, V
O
= 0.5 V to 2.2 V 20 40 V/mV
−40°C ≤ T
A
≤ +85°C 10 V/mV
−40°C ≤ T
A
≤ +125°C 2 V/mV
Offset Voltage Drift ∆V
OS
/∆T −40°C ≤ T
A
≤ +125°C 4 V/°C
Bias Current Drift ∆I
B
/∆T −40°C ≤ T
A
≤ +85°C 100 fA/°C
−40°C ≤ T
A
≤ +125°C 2000 fA/°C
Offset Current Drift ∆I
OS
/∆T −40°C ≤ T
A
≤ +125°C 25 fA/°C
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
I
L
= 1 mA 4.9 4.965 V
−40°C ≤ T
A
≤ +125°C 4.875 V
Output Voltage Low V
OL
I
L
= 1 mA 25 100 mV
−40°C ≤ T
A
≤ +125°C 125 mV
Output Current I
OUT
V
OUT
= V
S
− 1 V 30 mA
I
SC
±60 mA
Closed-Loop Output Impedance Z
OUT
f = 200 kHz, A
V
= 1 45 Ω
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
S
= 2.5 V to 6 V 65 76 dB
−40°C ≤ T
A
≤ +125°C 60 dB
Supply Current/Amplifier I
SY
V
O
= 0 V 45 65 µA
−40°C ≤ T
A
≤ +125°C 85 µA
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 100 kΩ, C
L
= 200 pF 0.45 0.92 V/µs
Full Power Bandwidth BW
P
1% distortion 70 kHz
Settling Time t
S
To 0.1% (1 V step) 6 µs
Gain Bandwidth Product GBP 1000 kHz
Phase Margin Φ
M
67 Degrees
NOISE PERFORMANCE
Voltage Noise Density e
n
f = 1 kHz 42 nV/√Hz
e
n
f = 10 kHz 38 nV/√Hz
Current Noise Density i
n
<0.1 pA/√Hz