Datasheet

© 2009-2011 Microchip Technology Inc. DS22229D-page 11
MCP6401/1R/1U/2/4/6/7/9
Note: Unless otherwise indicated, T
A
= +25°C, V
DD
= +1.8V to +6.0V, V
SS
= GND, V
CM
= V
DD
/2, V
OUT
≈ V
DD
/2,
V
L
= V
DD
/2, R
L
= 100 kΩ to V
L
and C
L
= 60 pF.
FIGURE 2-13: CMRR, PSRR vs. Ambient
Temperature.
FIGURE 2-14: Common Mode Input
Voltage Range Limits vs. Ambient Temperature.
FIGURE 2-15: Input Bias, Offset Current
vs. Ambient Temperature.
FIGURE 2-16: Input Bias Current vs.
Common Mode Input Voltage.
FIGURE 2-17: Quiescent Current vs.
Ambient Temperature.
FIGURE 2-18: Quiescent Current vs.
Power Supply Voltage.
50
55
60
65
70
75
80
85
90
-50 -25 0 25 50 75 100 125 150
CMRR,PSRR (dB)
Ambient Temperature (°C)
PSRR (V
DD
= 1.8V to 6.0V)
CMRR (V
DD
= 6.0V)
CMRR (V
DD
= 1.8V)
-0.4
-0.3
-0.2
-0.1
0.0
0.1
0.2
0.3
0.4
-50 -25 0 25 50 75 100 125 150
Common Mode Input Voltage
Range Limits (V)
Ambient Temperature (°C)
V
CMR_L
-V
SS
@ V
DD
= 1.8V
V
OL
-V
SS
@ V
DD
= 6.0V
V
CMR_H
-V
OH
@ V
DD
= 6.0V
@ V
DD
= 1.8V
1
10
100
1000
10000
25 50 75 100 125 150
Input Bias Current, Input Offset
Current (pA)
Ambient Temperature (°C)
In
p
ut Bias Current
Input Offset Current
V
DD
= 6.0V
1
10
100
1000
10000
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Bias Current (pA)
Common Mode Input Voltage (V)
V
DD
= 6.0V
T
A
= +125°C
T
A
= +85°C
T
A
= +150°C
25
30
35
40
45
50
55
60
65
-50 -25 0 25 50 75 100 125 150
Quiescent Current
(μA/Amplifier)
Ambient Temperature (°C)
V
CM
= 0.2V
DD
V
DD
= 6.0V
V
DD
= 5.0V
V
DD
= 1.8V
0
10
20
30
40
50
60
70
80
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0
Quiescent Current
(μA/Amplifier)
Power Supply Voltage (V)
V
CM
= 0.2V
DD
T
A
= +125°C
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
T
A
= +150°C