AD8052_15 Datasheet, PDF (13/25 Pages) Analog Devices – Low Cost, High Speed, Rail-to-Rail Amplifiers

AD8051/AD8052/AD8054
–20
V_OUT = 2V p-p
–30
V_S = 3V, G = –1
R_F = 2kΩ, R_L = 100Ω
V_S = 5V, G = +2
–40
R_F = 2kΩ, R_L = 100Ω
–50
V_S = 5V, G = +1
R_L = 100Ω
–60
–70
–80
–90
–100
V_S = 5V, G = +2
R_F = 2kΩ, R_L = 2kΩ
V_S = 5V, G = +1
R_L = 2kΩ
–110 ₁
2
3
4 5 6 7 8 9 10
FUNDAMENTAL FREQUENCY (MHz)
Figure 19. Total Harmonic Distortion
–30
–40
–50
10MHz
–60
–70
–80
5MHz
–90
–100
–110
–120
–130
1MHz
V_S = 5V
R_L = 2kΩ
G = +2
–140
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
OUTPUT VOLTAGE (V p-p)
Figure 20. Worst Harmonic vs. Output Voltage
0.10
0.08 ^{NTSC SUBSCRIBER (3.58MHz)}
R_L = 150Ω
0.06
0.04
0.02
0.00
–0.02 V_S = 5V, G = +2
R_L = 1kΩ
–0.04 R_F = 2kΩ, R_L AS SHOWN
–0.06
0 10 20 30 40 50 60 70 80 90 100
0.10
0.05
R_L = 1kΩ
0.00
–0.05
–0.10
R_L = 150Ω
–0.15 _{VS = 5V, G = +2}
–0.20 _{RF = 2kΩ, RL AS SHOWN}
–0.25 _{0 10 20 30 40 50 60 70 80 90 100}
MODULATING RAMP LEVEL (IRE)
Figure 21. AD8051/AD8052 Differential Gain and Phase Errors
1000
V_S = 5V
100
10
1
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 22. Input Voltage Noise vs. Frequency
100
V_S = 5V
10
1
0.1
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 23. Input Current Noise vs. Frequency
0.10
NTSC SUBSCRIBER (3.58MHz)
0.05
R_L = 1kΩ
0.00
–0.05 _{VS = 5V, G = +2}
R_F = 2kΩ, R_L AS SHOWN
–0.10
R_L = 150Ω
1^ST 2^ND 3^RD 4^TH 5^TH 6^TH 7^TH 8^TH 9^TH 10^TH 11^TH
0.3
0.2
0.1
R_L = 1kΩ
0.0
–0.1
–0.2
–0.3
V_S = 5V, G = +2
R_F = 2kΩ, R_L AS SHOWN
R_L = 150Ω
1^ST 2^ND 3^RD 4^TH 5^TH 6^TH 7^TH 8^TH 9^TH 10^TH 11^TH
MODULATING RAMP LEVEL (IRE)
Figure 24. AD8054 Differential Gain and Phase Errors
Rev. J | Page 12 of 24