MCP6546/6R/6U/7/8/9
Note:
Unless otherwise indicated, V
DD
= +1.6V to +5.5V, V
SS
= GND, T
A
= +25擄C, V
IN
+ = V
DD
/2, V
IN
鈥?= GND,
R
PU
= 2.74 k惟 to V
PU
= V
DD
, and C
L
= 36 pF.
90
85
10n
10000
Input Bias, Offset Currents
(A)
Input Referred
I
B
, T
A
= +125擄C
V
DD
= 5.5V
CMRR, PSRR (dB)
1n
1000
100p
100
10p
10
I
B
, T
A
= +85擄C
I
OS
, T
A
= +125擄C
I
OS
, T
A
= +85擄C
80
75
70
65
60
55
-50
-25
0
25
50
75
Ambient Temperature (擄C)
100
125
PSRR, V
IN
+ = V
SS
, V
DD
= 1.6V to 5.5V
CMRR, V
IN
+ = -0.3 to 5.3V, V
DD
= 5.0V
1
1p
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
Input Bias, Offset Currents
(pA)
Quiescent Current
per Comparator (碌A(chǔ))
V
DD
= 5.5V
V
CM
= V
DD
I
B
| I
OS
|
0.6
0.5
0.4
0.3
0.2
0.1
0.0
T
A
= +125擄C
T
A
= +85擄C
T
A
= +25擄C
T
A
= -40擄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)
75
85
95
105
115
125
Ambient Temperature (擄C)
FIGURE 2-14:
Input Bias Current, Input
Offset Current vs. Ambient Temperature.
0.8
FIGURE 2-17:
Quiescent Current vs.
Power Supply Voltage.
0.8
Quiescent Current
per Comparator (碌A(chǔ))
Quiescent Current
per Comparator (碌A(chǔ))
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
I
Q
does not include pull-up resistor current
V
DD
= 1.6V
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
I
Q
does not include pull-up resistor current
V
DD
= 5.5V
Sweep V
IN
+, V
IN
鈥?= V
DD
/2
Sweep V
IN
鈥? V
IN
+ = V
DD
/2
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
鈥?= V
DD
/2
Sweep V
IN
鈥? V
IN
+ = V
DD
/2
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 2-15:
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.
漏
2006 Microchip Technology Inc.
DS21714E-page 7