AD8551 Analog Devices, AD8551 Datasheet - Page 8

• Manufacturer Part Number: AD8551
• Description: Zero-Drift, Single-Supply, RRIO Single Op Amp
• Manufacturer: Analog Devices

Specifications of AD8551

• -3db Bandwidth: 1.5MHz
• Slew Rate: 0.4V/µs
• Vos: 1µV
• Ib: 10pA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 42nV/rtHz
• Vcc-vee: 2.7V to 6V
• Isy Per Amplifier: 975µA
• Packages: SOIC,SOP

AD8551/AD8552/AD8554
–10
–20
–30
–40
–10
–20
–30
–40
300
270
240
210
180
150
120
60
50
40
30
20
10
60
50
40
30
20
10
90
60
30
0
0
0
100
100
100
A
A
Figure 21. Output Impedance vs. Frequency at 2.7 V
A
A
V
Figure 19. Closed-Loop Gain vs. Frequency at 2.7 V
A
A
V
V
Figure 20. Closed-Loop Gain vs. Frequency at 5 V
V
V
SY
V
V
= –100
= –100
= –10
= –10
= +1
= +1
= 2.7V
1k
1k
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
A
10k
10k
10k
V
= 100
100k
100k
100k
A
V
= 10
A
V
C
R
V
1M
SY
L
L
1M
1M
= 1
V
C
R
= 0pF
= 2kΩ
SY
L
L
= 2.7V
= 0pF
= 2kΩ
= 5V
10M
10M
10M
Rev. D | Page 8 of 24
300
270
240
210
180
150
120
90
60
30
0
100
V
C
R
A
SY
V
C
R
A
L
L
V
V
SY
L
L
V
= 300pF
= 2kΩ
Figure 23. Large Signal Transient Response at 2.7 V
SY
= 1
Figure 22. Output Impedance vs. Frequency at 5 V
Figure 24. Large Signal Transient Response at 5 V
= 2.7V
= 300pF
= 2kΩ
= 1
= 5V
= 5V
2µs
5µs
1k
FREQUENCY (Hz)
10k
A
V
= 100
100k
A
V
= 10
500mV
1V
1M
A
V
= 1
10M