AD8656 Analog Devices, AD8656 Datasheet - Page 10

• Manufacturer Part Number: AD8656
• Description: Low Noise, Precision CMOS Dual Amplifier
• Manufacturer: Analog Devices

Specifications of AD8656

• -3db Bandwidth: 28MHz
• Slew Rate: 11V/µs
• Vos: 50µV
• Ib: 10pA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 4nV/rtHz
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 4.5mA
• Packages: SOIC,SOP

AD8655/AD8656
–300mV
300mV
0V
0V
–2.5V
0V
0V
2.5V
30
25
20
15
10
5
0
1
2
1
2
Figure 29. Small Signal Overshoot vs. Load Capacitance
0
V
V
S
IN
V
Figure 30. Negative Overload Recovery Time
OUT
T
Figure 31. Positive Overload Recovery Time
= ±2.5V
T
= 200mV
50
V
V
IN
IN
V
OUT
100
–OS
CAPACITANCE (pF)
150
400ns/DIV
400ns/DIV
+OS
200
V
V
GAIN = –10
RECOVERY TIME = 240ns
V
V
GAIN = –10
RECOVERY TIME = 240ns
S
IN
S
IN
= ±2.5V
= ±2.5V
= 300mV
= 300mV
250
300
350
Rev. B | Page 10 of 20
100
–20
–40
0.1
80
70
60
50
40
30
20
10
10
60
40
20
0
1
0
–50
100
–150 –125 –100 –75 –50 –25
V
S
Figure 34. Input Offset Voltage vs. Temperature
= ±2.5V
Figure 32. Output Impedance vs. Frequency
Figure 33. Input Offset Voltage Distribution
1k
0
G = +100
10k
FREQUENCY (Hz)
TEMPERATURE (°C)
V
OS
100k
50
0
(μV)
G = +10
25
50
1M
75 100 125 150
100
V
S
Data Sheet
V
10M
= ±1.35V
S
= ±1.35V
G = +1
100M
150