AD8021AR Analog Devices Inc, AD8021AR Datasheet - Page 10

• 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
Frequency and Capacitive Load, Noninverting, V
Figure 12. Frequency Response vs. Frequency, Temperature, and
Figure 11. Large Signal Frequency Response vs. Frequency and
–12
10
–1
18
15
12
–3
–6
–9
0.1M
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
6
3
0
1M
1M
G = +2
G = +2
G = +2
Figure 13. Small Signal Frequency Response vs.
Load, Noninverting (See Figure 49)
V
OUT
1M
(See Figure 49 and Figure 71)
, Noninverting (See Figure 48)
V
2V p-p
10M
OUT
10M
+25°C
+85°C
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
=
–40°C
R
10M
L
= 100Ω
–40°C
50pF
100M
100M
R
+85°C
100M
L
= 1kΩ
OUT
30pF
V
50mV p-p
20pF
= 50 mV p-p
OUT
+25°C
10pF
0pF
=
1G
1G
1G
Rev. F | Page 10 of 28
100
Figure 14. Small Signal Frequency Response vs. Frequency and R
Figure 15. Small Signal Frequency Response vs. Frequency and R
90
80
70
60
50
40
30
20
10
Figure 16. Open-Loop Gain and Phase vs. Frequency, R
0
–12
–15
10k
10
15
12
–3
–6
–9
9
8
7
6
5
4
3
2
1
0
R
9
6
3
0
0.1M
0.1M
F
= 1 kΩ, R
G = +2
G = +2
R
F
= R
Noninverting, V
Noninverting, V
G
100k
O
= 976 Ω, R
1M
1M
FREQUENCY (Hz)
R
OUT
OUT
1M
FREQUENCY (Hz)
F
FREQUENCY (Hz)
D
= 1kΩ AND C
= 53.6 Ω, C
= 50 mV p-p (See Figure 48)
= 50 mV p-p (See Figure 48)
10M
10M
R
F
R
10M
= 499Ω
F
= 75Ω
F
C
= 0 pF (See Figure 50)
= 2.2pF
R
S
R
S
= 49.9Ω
= 100Ω
R
100M
100M
S
100M
= 249Ω
R
R
R
F
F
F
= 1kΩ
= 250Ω
G
= 150Ω
= 100 Ω,
1G
180
135
90
45
0
–45
–90
–135
1G
1G
F
S
,
,