AD8609 Analog Devices, AD8609 Datasheet - Page 10

• Manufacturer Part Number: AD8609
• Description: Precision Quad MicroPower Rail-to-Rail Input/Output Amplifier
• Manufacturer: Analog Devices

Specifications of AD8609

• -3db Bandwidth: 400kHz
• Slew Rate: 0.1V/µs
• Vos: 12µV
• Ib: 0.2pA
• # Opamps Per Pkg: 4
• Input Noise (nv/rthz): 22nV/rtHz
• Vcc-vee: 1.8V to 5V
• Isy Per Amplifier: 50µA
• Packages: SOIC,SOP

AD8603/AD8607/AD8609
1000
0.01
100
100
60
50
40
30
20
10
0.1
30
90
80
70
60
50
40
20
10
10
0.001
Figure 30. Output Voltage to Supply Rail vs. Load Current
0
0
–40
1
Figure 32. Small Signal Overshoot vs. Load Capacitance
10
Figure 31. Output Voltage Swing vs. Temperature
V
T
A
–25
S
V
T
A
A
= 25°C
S
V
= 1.8V
= 1.8V
= 25°C
= 1
–10
V
S
0.01
= 1.8V
5
LOAD CAPACITANCE (pF)
SOURCE
LOAD CURRENT (mA)
TEMPERATURE (°C)
20
35
100
0.1
50
V
OS–
SINK
DD
OS+
– V
65
OH
V
@ 1mA LOAD
OL
80
1
@ 1mA LOAD
95
110
1000
125
10
Rev. C | Page 10 of 16
–100
100
–20
–40
–60
–80
80
60
40
20
140
120
100
–20
–40
–60
0
Figure 35. Closed-Loop Output Voltage Swing vs. Frequency
1.8
1.5
1.2
0.9
0.6
0.3
80
60
40
20
1k
0
0.01
100
0
Figure 33. Open-Loop Gain and Phase vs. Frequency
V
V
V
T
A
S
A
S
IN
V
= 1.8V
= 1.8V
= 25°C
= 1
= 1.7V p-p
10k
Figure 34. CMRR vs. Frequency
0.1
1k
FREQUENCY (kHz)
FREQUENCY (Hz)
FREQUENCY (Hz)
100k
1
10k
1M
10
V
R
C
Φ = 70°
S
L
L
= ±0.9V
= 100kΩ
= 20pF
10M
100k
100
225
180
135
90
45
0
–45
–90
–135
–180
–225