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AD8021ARMZ-REEL

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AD8021
Rev. F | Page 11 of 28
FREQUENCY (Hz)
1M
GAIN (dB)
10M 100M
6.2
6.0
5.8
5.6
5.4
6.4
G = +2
V
S
= ±12V
V
S
= ±2.5V
01888-017
V
S
= ±5V
Figure 17. 0.1 dB Flatness vs. Frequency and Supply, V
OUT
= 1 V p-p,
R
L
= 150 Ω, Noninverting (See Figure 49)
FREQUENCY (Hz)
0.1M
DISTORTION (dBc)
1M
–40
–60
–90
–110
–130
–20
–30
–50
–70
–80
–100
–120
10M 20M
THIRD
SECOND
R
L
= 100Ω
R
L
= 1kΩ
01888-018
Figure 18. Second and Third Harmonic Distortion vs. Frequency and R
L
FREQUENCY (Hz)
100k
DISTORTION (dBc)
1M 20M
–40
–60
–90
–110
–130
–30
–50
–70
–80
–100
–120
10M
THIRD
SECOND
SECOND
SECOND
THIRD
V
S
= ±2.5V
V
S
= ±5V
V
S
= ±12V
01888-019
Figure 19. Second and Third Harmonic Distortion vs. Frequency and V
S
FREQUENCY (MHz)
9.5
P
OUT
(dBm)
10.5
–40
–60
–90
–110
–30
–50
–70
–80
–100
–120
–20
9.7 10.3
10.0
Δf
= 0.2MHz
f
1
f
2
976Ω
53.6Ω 50Ω
P
OUT
01888-020
Figure 20. Intermodulation Distortion vs. Frequency
FREQUENCY (MHz)
0
THIRD-ORDER INTERCEPT (dBm)
10 20
45
30
25
40
35
20
50
V
S
= ±5V
V
S
= ±2.5V
515
01888-021
Figure 21. Third-Order Intercept vs. Frequency and Supply Voltage
1
DISTORTION (dBc)
–60
–90
–100
–70
–80
–120
–50
–110
THIRD
SECOND
SECOND
THIRD
V
OUT
(V p-p)
2345
6
R
L
= 100Ω
R
L
= 1kΩ
01888-022
Figure 22. Second and Third Harmonic Distortion vs. V
OUT
and R
L
AD8021
Rev. F | Page 12 of 28
f
C
= 5MHz
f
C
= 1MHz
1
DISTORTION (dBc)
–60
–90
–100
–70
–80
–120
–50
–110
THIRD
SECOND
SECOND
THIRD
V
OUT
(V p-p)
2345
01888-023
6
Figure 23. Second and Third Harmonic Distortion vs. V
OUT
and
Fundamental Frequency (f
C
), G = +2
1
DISTORTION (dBc)
–50
–80
–90
–60
–70
–110
–40
–100
THIRD
SECOND
SECOND
THIRD
V
OUT
(V p-p)
2345
6
f
C
= 5MHz
f
C
= 1MHz
01888-024
Figure 24. Second and Third Harmonic Distortion vs. V
OUT
and
Fundamental Frequency (f
C
), G = +10
0 400 800
–90
–110
–80
200 600 1000
–120
–70
–100
DISTORTION (dBc)
FEEDBACK RESISTANCE (Ω)
f
C
= 1MHz
R
L
= 1kΩ
R
F
= R
G
G = +2
THIRD
SECOND
01888-025
Figure 25. Second and Third Harmonic Distortion vs. Feedback Resistor (R
F
)
0 800 1600
3.2
2.9
3.4
400 1200 2000
2.8
3.5
3.1
3.3
3.0
–3.4
–3.7
–3.2
–3.8
–3.1
–3.5
–3.3
–3.6
NEGATIVE OUTPUT
POSITIVE OUTPUT
LOAD (
Ω
)
POSITIVE OUTPUT VOLTAGE (V)
NEGATIVE OUTPUT VOLTAGE (V)
01888-026
Figure 26. DC Output Voltages vs. Load (See
Figure 48)
–50 –10 30–30 10 50
70 90 110
60
0
100
120
40
80
20
V
S
= ±12V
V
S
= ±5.0V
V
S
= ±2.5V
TEMPERATURE (°C)
SHORT-CIRCUIT CURRENT (mA)
01888-027
Figure 27. Short-Circuit Current to Ground vs. Temperature
G = 2
R
L
= 1kΩ, 150Ω
50
40
30
20
10
–10
–20
–30
–40
–50
120 160 200
TIME (ns)
80400
V
OUT
(mV)
01888-028
Figure 28. Small Signal Transient Response vs.
R
L
, V
O
= 50 mV p-p, Noninverting (See Figure 49)
AD8021
Rev. F | Page 13 of 28
R
L
= 150Ω
2.0
1.0
–1.0
–2.0
120 160 200
TIME (ns)
01888-029
R
L
= 1kΩ
V
O
= 4V p-p
G = 2
V
OUT
(V)
80400
Figure 29. Large Signal Transient Response vs. R
L
, Noninverting
(See
Figure 49)
V
OUT
V
IN
5
4
3
2
1
–1
–2
–3
–4
–5
VOLTS
100 150 200 250
TIME (ns)
V
O
= 4V p-p
G = –1
01888-030
500
Figure 30. Large Signal Transient Response, Inverting (See
Figure 50)
2.0
1.0
–1.0
–2.0
120 160 200
TIME (ns)
C
L
= 50pF
G = 2
C
L
= 10pF, 0pF
V
O
= 4V p-p
80400
01888-031
V
OUT
(V)
Figure 31. Large Signal Transient Response vs. C
L
(See Figure 48)
V
OUT
(V)
2.0
1.0
–1.0
–2.0
120 160 200
TIME (ns)
V
O
= 2V p-p
G = 2
V
S
= ±2.5V
V
S
= ±5V
80400
01888-032
Figure 32. Large Signal Transient Response vs. V
S
(See Figure 48)
V
IN
0 100 200 300 400 500
TIME (ns)
01888-033
V
IN
= ±3V
G = +2
V
IN
= 1V/DIV
V
OUT
= 2V/DIV
V
OUT
, R
L
= 1kΩ
R
L
= 150Ω
Figure 33. Overdrive Recovery vs. R
L
(See Figure 49)
25ns
–0.01%
+0.01%
HOR = 5ns/DIV
G = 2
OUTPUT SETTLING
01888-034
VERT = 0.2mV/DIV
Figure 34. 0.01% Settling Time, 2 V Step
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AD8021ARMZ-REEL

Mfr. #:
Buy AD8021ARMZ-REEL
Manufacturer:
Analog Devices Inc.
Description:
High Speed Operational Amplifiers LOW-NOISE 16-Bit
Lifecycle:
New from this manufacturer.
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