AD8655 Analog Devices, AD8655 Datasheet - Page 12

• Manufacturer Part Number: AD8655
• Description: Low Noise, Precision CMOS Amplifier
• Manufacturer: Analog Devices

Specifications of AD8655

• -3db Bandwidth: 28MHz
• Slew Rate: 11V/µs
• Vos: 50µV
• Ib: 10pA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 4nV/rtHz
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 4.5mA
• Packages: SOIC,SOP

AD8655/AD8656
2
2
2
T
V
C
GAIN = +1
S
L
= ±1.35V
= 50pF
Figure 42. Large Signal Response
Figure 43. Small Signal Response
Figure 41. No Phase Reversal
V
V
IN
OUT
TIME (10μs/DIV)
T
TIME (1μs/DIV)
20 μ s/DIV
V
C
GAIN = +1
T
S
L
V
G = +1
C
S
L
= ±1.35V
= 100pF
= ±1.35V
= 50pF
Rev. B | Page 12 of 20
–200mV
200mV
–1.35V
0V
0V
0V
0V
1.35V
35
30
25
20
15
10
5
0
1
2
1
2
Figure 44. Small Signal Overshoot vs. Load Capacitance
0
V
V
S
IN
Figure 45. Negative Overload Recovery Time
= ±1.35V
T
Figure 46. Positive Overload Recovery Time
= 200mV
T
50
V
IN
V
OUT
V
V
OUT
100
IN
–OS
CAPACITANCE (pF)
150
400ns/DIV
400ns/DIV
+OS
200
V
V
GAIN = –10
RECOVERY TIME = 180ns
V
V
GAIN = –10
RECOVERY TIME = 200ns
S
IN
S
IN
= ±1.35V
= 200mV
= ±1.35V
= 200mV
250
Data Sheet
300
350