MCP6541/1R/1U/2/3/4
Note:
Unless otherwise indicated, V
DD
= +1.6V to +5.5V, V
SS
= GND, T
A
= 25°C, V
IN
+ = V
DD
/2, V
IN
– = GND,
R
L
= 100 kΩ to V
DD
/2, and C
L
= 36 pF.
Input Bias, Offset Currents (A)
90
85
CMRR, PSRR (dB)
80
75
70
65
60
55
-50
-25
0
25
50
75
Ambient Temperature (°C)
100
125
PSRR, V
IN
+ = V
SS
, V
DD
= 1.6V to 5.5V
Input Referred
10000
10n
I
B
, T
A
= +125°C
1000
1n
100p
100
10p
10
I
OS
, T
A
= +125°C
1p
1
I
OS
, T
A
= +85°C
I
B
, T
A
= +85°C
V
DD
= 5.5V
CMRR, V
IN
+ = -0.3 to 5.3V, V
DD
= 5.0V
100f
0.1
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Common Mode Input Voltage (V)
FIGURE 2-13:
Temperature.
1000
100
10
1
0.1
55
65
CMRR,PSRR vs. Ambient
FIGURE 2-16:
Input Bias Current, Input
Offset Current vs. Common Mode Input Voltage.
0.7
Quiescent Current
per Comparator (µA)
0.6
0.5
0.4
0.3
0.2
0.1
0.0
T
A
= +125°C
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Power Supply Voltage (V)
Input Bias, Offset Currents
(pA)
V
DD
= 5.5V
V
CM
= V
DD
I
B
| I
OS
|
75
85
95
105
115
125
Ambient Temperature (°C)
FIGURE 2-14:
Input Bias Current, Input
Offset Current vs. Ambient Temperature.
0.7
Quiescent Current
per comparator (µA)
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.0
0.2 0.4 0.6 0.8 1.0 1.2 1.4
Common Mode Input Voltage (V)
1.6
Sweep V
IN
+, V
IN
– = V
DD
/2
Sweep V
IN
–, V
IN
+ = V
DD
/2
V
DD
= 1.6V
FIGURE 2-17:
Quiescent Current vs.
Power Supply Voltage.
0.7
Quiescent Current
per Comparator (µA)
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Common Mode Input Voltage (V)
Sweep V
IN
+, V
IN
– = V
DD
/2
Sweep V
IN
–, V
IN
+ = V
DD
/2
V
DD
= 5.5V
FIGURE 2-15:
Quiescent Current vs.
Common Mode Input Voltage at V
DD
= 1.6V.
FIGURE 2-18:
Quiescent Current vs.
Common Mode Input Voltage at V
DD
= 5.5V.
DS21696E-page 8
©
2006 Microchip Technology Inc.
MICROCHIP [ MICROCHIP TECHNOLOGY ]
