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AD8021 Datasheet(PDF) 6 Page - Analog Devices

Part No. AD8021
Description  Low Noise, High Speed Amplifier for 16-Bit Systems
Download  28 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD8021 Datasheet(HTML) 6 Page - Analog Devices

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AD8021
Rev. F | Page 6 of 28
AD8021AR/AD8021ARM
Parameter
Conditions
Min
Typ
Max
Unit
DC PERFORMANCE
Input Offset Voltage
0.4
1.0
mV
Input Offset Voltage Drift
TMIN to TMAX
0.8
μV/°C
Input Bias Current
+Input or −input
7.5
10.3
μA
Input Bias Current Drift
10
nA/°C
Input Offset Current
0.1
0.5
±μA
Open-Loop Gain
72
76
dB
INPUT CHARACTERISTICS
Input Resistance
10
Common-Mode Input Capacitance
1
pF
Input Common-Mode Voltage Range
0.9 to 4.6
V
Common-Mode Rejection Ratio
1.5 V to 3.5 V
−84
−98
dB
OUTPUT CHARACTERISTICS
Output Voltage Swing
1.25 to 3.38
1.10 to 3.60
V
Linear Output Current
30
mA
Short-Circuit Current
50
mA
Capacitive Load Drive for 30% Overshoot
VO = 50 mV p-p/1 V p-p
10/120
pF
DISABLE CHARACTERISTICS
Off Isolation
f = 10 MHz
−40
dB
Turn-On Time
VO = 0 V to 1 V, 50% logic to 50% output
45
ns
Turn-Off Time
VO = 0 V to 1 V, 50% logic to 50% output
50
ns
DISABLE Voltage—Off/On
VDISABLE − VLOGIC REFERENCE
1.55/1.70
V
Enabled Leakage Current
LOGIC REFERENCE = 0.4 V
70
μA
DISABLE = 4.0 V
2
μA
Disabled Leakage Current
LOGIC REFERENCE = 0.4 V
30
μA
DISABLE = 0.4 V
33
μA
POWER SUPPLY
Operating Range
±2.25
±5
±12.0
V
Quiescent Current
Output enabled
6.7
7.5
mA
Output disabled
1.2
1.5
mA
+Power Supply Rejection Ratio
VCC = 4.5 V to 5.5 V, VEE = 0 V
−74
−82
dB
−Power Supply Rejection Ratio
VCC = 5 V, VEE = −0.5 V to +0.5 V
−76
−84
dB


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