ADA4857-2 Analog Devices, ADA4857-2 Datasheet - Page 11

• Manufacturer Part Number: ADA4857-2
• Description: Ultralow Distortion, Low Power, Low Noise, High Speed Op Amp
• Manufacturer: Analog Devices

Specifications of ADA4857-2

• -3db Bandwidth: 750MHz
• Slew Rate: 2.8kV/µs
• Vos: 2mV
• Ib: 2µA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 4.4nV/rtHz
• Vcc-vee: 4.5V to 10.5V
• Isy Per Amplifier: 5.5mA
• Packages: CSP

Data Sheet
Figure 21. 0.1 dB Flatness vs. Frequency for Various Output Voltages (SOIC)
Figure 22. Large Signal Transient Response for Various Output Voltages (SOIC)
–100
–110
–120
–0.5
–1.0
–1.5
–2.0
–2.5
–40
–50
–60
–70
–80
–90
6.3
6.2
6.1
6.0
5.9
5.8
5.7
2.5
2.0
1.5
1.0
0.5
0
1
1
V
G = +2
R
G = +2
V
R
Figure 20. Harmonic Distortion vs. Output Voltage
S
L
S
L
= 150Ω
= 1kΩ
= ±5V
= ±5V
2
HD2, f = 10MHz
3
OUTPUT VOLTAGE (V p-p)
FREQUENCY (MHz)
10
TIME (10ns/DIV)
4
HD2, f = 1MHz
4V p-p
2V p-p
V
OUT
5
= 0.2V p-p
6
HD3, f = 10MHz
HD3, f = 1MHz
V
OUT
100
= 2V p-p
V
R
G = +2
7
S
L
= ±5V
= 1kΩ
8
Rev. B | Page 11 of 20
Figure 24. 0.1 dB Flatness vs. Frequency for Various Output Voltages (LFCSP)
Figure 25. Large Signal Transient Response for Various Output Voltages (LFCSP)
–0.1
–0.2
–0.3
–0.4
–0.5
–0.5
–1.0
–1.5
–2.0
–2.5
6.3
6.2
6.1
6.0
5.9
5.8
5.7
0.5
0.4
0.3
0.2
0.1
2.5
2.0
1.5
1.0
0.5
0
0
1
V
G = +2
R
S
L
= 150Ω
= ±5V
Figure 23. Short-Term Settling Time (LFCSP)
INPUT
4V p-p
2V p-p
FREQUENCY (MHz)
ADA4857-1/ADA4857-2
10
OUTPUT
TIME (10ns/DIV)
TIME (5ns/DIV)
V
OUT
= 0.2V p-p
V
OUT
V
G = +2
V
100
OUT
S
= ±5
= 2V p-p
V
R
G = +1
= 2V p-p
S
L
= ±5V
= 1kΩ