AD8057 Analog Devices, AD8057 Datasheet - Page 8

• Manufacturer Part Number: AD8057
• Description: Low Cost, Single, High Performance Voltage Feedback, 325 MHz Amplifier
• Manufacturer: Analog Devices

Specifications of AD8057

• -3db Bandwidth: 325MHz
• Slew Rate: 1.15kV/µs
• Vos: 1mV
• Ib: 500nA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 7nV/rtHz
• Vcc-vee: 3V to 12V
• Isy Per Amplifier: 7.5mA
• Packages: SOIC,SOT

AD8057/AD8058
1V/DIV
–1
–2
–3
–4
–5
–1
–2
–3
–4
–5
–5V
Figure 19. Small Signal Frequency Response, V
5
4
3
2
1
0
5
4
3
2
1
0
5V
Figure 20. Large Signal Frequency Response, V
1
1
Figure 18. Large Signal Step Response G = –1, R
G = +10
G = +10
See Figure 42 for Test Circuit
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
G = +5
G = +5
4ns/DIV
G = +2
100
100
G = +1
G = +1
G = +2
OUT
OUT
L
= 0.2 V p-p
= 2 V p-p
= 1 kΩ ,
1000
1000
Rev. C | Page 8 of 16
–100
–110
–0.1
–0.2
–0.3
–0.4
–0.5
–1
–2
–3
–4
–5
–50
–60
–70
–80
–90
0.5
0.4
0.3
0.2
0.1
5
4
3
2
1
0
0
1
1
1
Figure 23. Distortion vs. Frequency, R
Figure 21. Large Signal Frequency Response
Figure 22. 0.1 dB Flatness G = +2
G = –5
G = –10
SECOND
10
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
THIRD
THD
G = –2
G = –1
100
100
100
L
= 150 Ω
V
G = +2
R
R
OUT
L
F
= 1.0kΩ
= 1.0kΩ
= 0.2V
1000
1000
1000