AD8045 Analog Devices, AD8045 Datasheet - Page 21

• 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

1
CH1
Figure 71. Small Signal Transient Response of 90 MHz LPF
50.0mV
INPUT
49.9Ω
R
T
249Ω
R1
M4.00ns
249Ω
7.1pF
R2
C2
499Ω
A CH1
R4
U1
+5V
–5V
Figure 73. 4-Pole, 90 MHz, Sallen-Key Low-Pass Filter
0.00V
0.1µF
0.1µF
7.1pF
499Ω
10µF
10µF
R3
C1
Rev. A | Page 21 of 24
249Ω
R5
249Ω
7.1pF
R6
C4
499Ω
1
R7
CH1
Figure 72. Large Signal Transient Response of 90 MHz LPF
U1
+5V
–5V
500mV
0.1µF
0.1µF
7.1pF
499Ω
10µF
10µF
C3
R8
R9
24.9Ω
C5
5pF
49.9Ω
R
M4.00ns
T
OUTPUT
A CH1
0.00V
AD8045