MCP6549 Microchip Technology, MCP6549 Datasheet - Page 9

• Manufacturer Part Number: MCP6549
• Description: (MCP6546 - MCP6549) Open-Drain Output Sub-Microamp Comparators
• Manufacturer: Microchip Technology

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Note: Unless otherwise indicated, V
R
FIGURE 2-25:
Power Supply Voltage.
FIGURE 2-26:
Common Mode Input Voltage at V
FIGURE 2-27:
Capacitance.
PU
2003 Microchip Technology Inc.
= 2.74 k to V
8
7
6
5
4
3
2
1
0
14
13
12
11
10
200
180
160
140
120
100
9
8
7
6
5
4
3
2
1
0
80
60
40
20
0
1.5
V
100 mV Overdrive
0
V
DD
CM
100 mV Overdrive
V
= 1.6V
CM
2.0
= V
10
= V
Common Mode Input Voltage (V)
DD
DD
/2
t
20
2.5
/2
PLH
Power Supply Voltage (V)
PU
Load Capacitance (nF)
@ V
= V
30
Propagation Delay vs.
Propagation Delay vs.
Propagation Delay vs. Load
t
3.0
PHL
DD
t
PHL
DD
= 1.6V
@ 10 mV Overdrive
40
t
@ V
PLH
t
t
3.5
PHL
PLH
, and C
t
PLH
@ 10 mV Overdrive
t
DD
t
PLH
PLH
50
= 1.6V
@ V
@ 100 mV Overdrive
4.0
@ 100 mV Overdrive
L
DD
60
DD
t
= 36 pF.
PHL
DD
= 5.5V
4.5
= +1.6V to +5.0V, V
@ V
70
= 1.6V.
DD
5.0
80
= 5.5V
5.5
90
SS
= GND, T
FIGURE 2-28:
Overdrive.
FIGURE 2-29:
Common Mode Input Voltage at V
FIGURE 2-30:
Frequency.
100
8
7
6
5
4
3
2
1
0
0.1
10
10
A
1
1
V
100 mV Overdrive
0.1
= +25°C, V
1
DD
I
100 mV Overdrive
V
DD
t
= 5.5V
CM
PLH
does not include pull-up resistor current
= V
@ V
Common Mode Input Voltage (V)
MCP6546/7/8/9
DD
DD
/2
Toggle Frequency (kHz)
= 5.5V
IN
Input Overdrive (mV)
t
PHL
10
Propagation Delay vs. Input
Propagation Delay vs.
Supply Current vs. Toggle
+ = V
1
@ V
DD
t
V
DD
t
PLH
PHL
DD
t
t
= 1.6V
PHL
PLH
/2, V
= 5.5 V
@ V
@ V
100
10
DD
DD
IN
= 5.5V
= 1.6V
– = GND,
DS21714C-page 9
DD
V
DD
V
CM
= 5.5V.
= 1.6 V
= V
DD
/2
1000
100