AD8021AR Analog Devices Inc, AD8021AR Datasheet - Page 24

• Manufacturer Part Number: AD8021AR
• Description: IC OPAMP VF LN LP LDIST 8SOIC
• Manufacturer: Analog Devices Inc

Specifications of AD8021AR

• Slew Rate: 460 V/µs
• Rohs Status: RoHS non-compliant
• Design Resources: Driving the AD7366/7 Bipolar SAR ADC in Low-Distortion DC-Coupled Appls (CN0042)
• Amplifier Type: Voltage Feedback
• Number Of Circuits: 1
• -3db Bandwidth: 560MHz
• Current - Input Bias: 7.5µA
• Voltage - Input Offset: 400µV
• Current - Supply: 7.8mA
• Current - Output / Channel: 70mA
• Voltage - Supply, Single/dual (±): 4.5 V ~ 24 V, ±2.25 V ~ 12 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• No. Of Amplifiers: 1
• Bandwidth: 560MHz
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Peak Reflow Compatible (260 C): No
• Input Bias Current: 7500nA
• Output Type: -
• Gain Bandwidth Product: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD8021
18
16
14
12
10
8
6
4
2
0
0.1
49.9 Ω
Figure 70. Peaking vs. R
499 Ω
49.9 Ω
+V
–V
S
S
1.0
499 Ω
C
C
FREQUENCY (MHz)
PR
5
6
FET
OBE
R
33pF
SNUB
SNUB
10
C
R
and C
C
SNUB
1k Ω
= 8pF;
R
L
= 17.4 Ω
C
for C
100
L
= 33 pF
C
R
C
R
C
SNUB
C
SNUB
= 7pF;
= 8pF;
= 0 Ω
= 0 Ω
1000
Rev. F | Page 24 of 28
Figure 71. Relationship of R
20
18
16
14
12
10
8
6
4
2
0
0
5
10
15
CAPACITIVE LOAD (pF)
SNUB
20
B
vs. C
25
L
for 2 dB Peaking at a Gain of +2
30
35
40
45
50