AD8646 Analog Devices, AD8646 Datasheet - Page 12

• Manufacturer Part Number: AD8646
• Description: 24 MHz Rail-to-Rail Dual Amplifier
• Manufacturer: Analog Devices

Specifications of AD8646

• -3db Bandwidth: 24MHz
• Slew Rate: 11V/µs
• Vos: 600µV
• Ib: 0.3pA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 6nV/rtHz
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 2mA
• Packages: SOIC,SOP

AD8646/AD8647/AD8648
1000
100
2.5
2.0
1.5
1.0
0.5
10
Figure 36. Supply Current per Amplifier vs. Supply Voltage
1
0
10
0
T
A
Figure 35. Voltage Noise Density vs. Frequency
= 25°C
0.5
Figure 34. 0.1 Hz to 10 Hz Voltage Noise
1.0
1.5
100
SUPPLY VOLTAGE (V)
FREQUENCY (Hz)
TIME (1s/DIV)
2.0
2.5
3.0
1k
V
T
3.5
SY
A
V
T
= 25°C
A
SY
= 2.7V TO 5V
= 25°C
= 2.7V TO 5V
4.0
4.5
10k
5.0
Rev. D | Page 12 of 20
0.0001
1000
0.001
100
0.1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.01
10
0.1
1
0
100
0.001
25
1
V
Figure 39. Maximum Output Swing vs. Frequency
SY
V
A
BW = 30kHz
R
f
Figure 38. Input Bias Current vs. Temperature
Figure 37. THD + Noise vs. Output Amplitude
SY
V
L
= 1kHz
= 5V
= 100kΩ
= 1
= 5V
45
OUTPUT AMPLITUDE (V rms)
0.01
TEMPERATURE (°C)
FREQUENCY (kHz)
65
1k
80
0.1
105
V
V
A
R
T
A
SY
IN
V
L
= 25°C
= 1
= 10kΩ
= 4.9V
= 5V
1
125
10k