AD8045 Analog Devices, AD8045 Datasheet - Page 11

• Manufacturer Part Number: AD8045
• Description: 3 nV/?Hz Ultralow Distortion Voltage Feedback High Speed Amplifier
• Manufacturer: Analog Devices

Specifications of AD8045

• -3db Bandwidth: 1GHz
• Slew Rate: 1350V/µs
• Vos: 200µV
• Ib: 2µA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 3nV/rtHz
• Vcc-vee: 3.3V to 12V
• Isy Per Amplifier: 19mA
• Packages: CSP,SOIC

Figure 31. Harmonic Distortion vs. Output Voltage for Various Packages
Figure 32. Harmonic Distortion vs. Output Voltage for Various Packages
–100
–110
–100
–110
1600
1400
1200
1000
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
800
600
400
200
0
0.5
0.5
0
R
V
G = +1
V
R
R
f = 10MHz
G = +1
V
R
R
f = 10MHz
S
S
S
L
S
L
L
S
= 1kΩ
= ±5V
= +5V
= 150Ω
= +5V
= 1kΩ
= 100Ω
= 100Ω
0.7
Figure 33. Slew Rate vs. Output Voltage
HD2 SOIC
1.0
0.9
1
OUTPUT VOLTAGE STEP (V)
1.1
OUTPUT VOLTAGE (V p-p)
OUTPUT VOLTAGE (V p-p)
HD3 SOIC AND LFCSP
HD3 SOIC AND LFCSP
POSITIVE SLEW RATE
NEGATIVE SLEW RATE
1.5
1.3
2
HD2 LFCSP
1.5
2.0
1.7
3
HD2 LFCSP
1.9
2.5
2.1
HD2 SOIC
4
2.3
3.0
2.5
5
Rev. A | Page 11 of 24
Figure 34. Small Signal Transient Response for Various Supplies and Loads
Figure 35. Small Signal Transient Response for Various Supplies and Loads
–0.05
–0.10
–0.15
–0.05
–0.10
–0.15
–0.05
–0.10
–0.15
0.15
0.10
0.05
0.15
0.10
0.05
0.15
0.10
0.05
Figure 36. Small Signal Transient Response for Various Loads
0
0
0
0
0
0
R
R
G = +1
V
OR V
R
C
R
V
G = +1
S
L
S
L
L
SNUB
S
= 150Ω
= ±2.5
= 1kΩ
= 10pF
= ±5V
= 100Ω
S
= ±5V
= 30Ω
5
5
5
10
10
10
R
10pF
30Ω
SNUB
TIME (ns)
TIME (ns)
TIME (ns)
C
L
1kΩ
15
R
15
15
L
OR R
20
20
20
V
C
R
S
= 150kΩ
C
= ±2.5V
G = +2
= 1kΩ
AD8045
25
25
25