AD8057 Analog Devices, AD8057 Datasheet - Page 11

• 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

–20
80
60
40
20
0
0.01
–0.01
–0.02
–0.03
–0.04
–0.05
–0.02
–0.01
–0.02
–0.03
–0.04
–0.05
–0.02
0.01
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.01
0.14
0.12
0.10
0.08
0.06
0.04
0.02
Figure 36. Differential Gain and Differential Phase, R
Figure 37. Differential Gain and Differential Phase, R
0
0
0
0
Figure 35. Open-Loop Gain and Phase vs. Frequency
DIFFERENTIAL GAIN (%)
DIFFERENTIAL PHASE (Degrees)
DIFFERENTIAL GAIN (%)
DIFFERENTIAL PHASE (Degrees)
1st 2nd 3rd
1st 2nd 3rd
0.1
FREQUENCY (MHz)
4th
4th
1
5th
5th
6th
6th
10
GAIN
7th
7th
8th
8th
V
R
100
S
L
9th 10th 11th
9th 10th 11th
= +5V
= 150Ω
V
R
V
R
V
R
S
S
S
L
L
L
= +5V
= 150Ω
= +5V
= 1kΩ
= +5V
= 1kΩ
L
L
= 150 Ω
= 1 kΩ
1000
180
135
90
45
0
–45
–90
Rev. C | Page 11 of 16
100
100
100
0.1
0.1
0.1
10
10
10
1
1
1
10
10
0.1
Figure 40. Output Impedance vs. Frequency
100
100
Figure 38. Voltage Noise vs. Frequency
Figure 39. Current Noise vs. Frequency
1
1k
1k
FREQUENCY (MHz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
10
100k
100k
AD8057/AD8058
1M
1M
100
10M
10M
100M
100M
1000