MCP6546T-I/P Microchip Technology, MCP6546T-I/P Datasheet - Page 10

• Manufacturer Part Number: MCP6546T-I/P
• Description: Push-Pull Output Sub-Microamp Comparator
• Manufacturer: Microchip Technology

MCP6546/7/8/9
Note: Unless otherwise indicated, V
V
FIGURE 2-31: Propagation Delay vs. Pull-up Resistor
vs. Power Supply Voltage.
FIGURE 2-32: Supply Current (shoot through current)
vs. Chip Select (CS) Voltage with V
(MCP6548 only).
FIGURE 2-33: Supply Current (charging current) vs.
Chip Select (CS) pulse with V
only).
DS21714A-page 10
PU
= V
35
30
25
20
15
10
100µ
100n
100p
5
0
10µ
10p
10n
DD
1.E-04
1.E-05
1.E-06
1.E-07
1.E-08
1.E-09
1.E-10
1.E-11
1µ
1n
0
0.0
, and C
1
V
DD
0.2
2
= 1.6V
Turns On Here
L
3
Comparator
= 36 pF.
CS High-to-Low
0.4
4
Chip Select (CS) Voltage (V)
Time (1 ms/div)
Start-up I
CS
5
0.6
6
I
DD
V
DD
OUT
7
0.8
8
DD
1.0
9
= 1.6V (MCP6548
CS Hysteresis
V
DD
10
DD
Shuts Off Here
CS Low-to-High
= 1.6V
1.2
Comparator
= +5.0V, V
11
DD
12
1.4
1.6
0.0
-1.6
-3.3
-4.9
-6.6
-8.2
-9.8
= 1.6V
1.6
SS
= GND, T
A
FIGURE 2-34: Chip Select (CS) Step Response
(MCP6548 only).
FIGURE 2-35: Supply Current (shoot through current)
vs. Chip Select (CS) Voltage with V
(MCP6548 only).
FIGURE 2-36: Supply Current (charging current) vs.
Chip Select (CS) pulse with V
only).
= 25°C, V
-0.5
350
300
250
200
150
100
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
100µ
100n
100p
50
10µ
10p
10n
0
1µ
1n
1.E-04
1.E-05
1.E-06
1.E-07
1.E-08
1.E-09
1.E-10
1.E-11
0.0
0
0
V
Turns On Here
CS Low-to-High
DD
Comparator
IN
1
0.5
= 5.5V
1
+
2
= V
1.0
2
3
DD
1.5
4
Chip Select (CS) Voltage (V)
V
Time (1 ms/div)
/2, V
3
DD
Start-up I
= 5.5V
5
2.0
CS
4
CS Hysteresis
V
IN
6
2002 Microchip Technology Inc.
OUT
Time (ms)
2.5
-
I
V
DD
Charging output
DD
CS
7
= GND, R
OUT
capacitance
5
3.0
8
CS High-to-Low
DD
6
3.5
9
= 5.5V (MCP6548
V
10
DD
7
4.0
= 5.5V
PU
Shuts Off Here
11
Comparator
4.5
8
= 2.74 k
12
DD
5.5
0.0
-5.5
-11.0
-16.5
-22.0
-27.5
-33.0
5.0
9
= 5.5V
5.5
10
to