AD8028 Analog Devices, AD8028 Datasheet - Page 12

• Manufacturer Part Number: AD8028
• Description: Low Distortion, High Speed Rail-to-Rail Input/Output Amplifier
• Manufacturer: Analog Devices

Specifications of AD8028

• -3db Bandwidth: 190MHz
• Slew Rate: 100V/µs
• Vos: 200µV
• Ib: 4µA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 4.3nV/rtHz
• Vcc-vee: 2.7V to 12V
• Isy Per Amplifier: 8.5mA
• Packages: SOIC,SOP

AD8027/AD8028
–0.05
–0.10
–0.15
–0.20
–1.0
–2.0
–0.5
–1.0
–1.5
–2.0
–2.5
0.20
0.15
0.10
0.05
2.0
1.0
2.5
2.0
1.5
1.0
0.5
0
0
0
G = +2
V
G = +1
V
Figure 29. Large Signal Transient Response, G = +1
Figure 30. Large Signal Transient Response, G = +2
G = +1
V
S
50mV/DIV
50mV/DIV
S
S
500mV/DIV
= ±2.5V
= ±2.5V
= ± 2.5V
Figure 28. Small Signal Transient Response
V
V
OUT
OUT
V
V
OUT
OUT
= 4V p-p
= 2V p-p
= 4V p-p
= 2V p-p
100ns/DIV
20ns/DIV
20ns/DIV
03327-A-028
03327-A-029
03327-A-027
Rev. C | Page 12 of 24
Figure 31. Small Signal Transient Response with Capacitive Load
–0.05
–0.10
–0.15
–0.20
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
0.20
0.15
0.10
0.05
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
0
G = –1
R
V
G = +1
R
V
G = +1
V
500mV/DIV
500mV/DIV
S
S
L
L
50mV/DIV
S
= 1kΩ
= ±2.5V
= 1k Ω
= ± 2.5V
= ±2.5V
Figure 32. Output Overdrive Recovery
Figure 33. Input Overdrive Recovery
C
L
= 20pF
C
L
= 5pF
50ns/DIV
50ns/DIV
20ns/DIV
03327-A-031
03327-A-032
03327-A-030