Datasheet
MCP6541/1R/1U/2/3/4
DS21696H-page 12 © 2002-2011 Microchip Technology Inc.
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
=100kΩ to V
DD
/2, and C
L
=36pF.
FIGURE 2-31: Propagation Delay vs. Load
Capacitance.
FIGURE 2-32: Supply Current (shoot
through current) vs. Chip Select (CS
) Voltage at
V
DD
= 1.6V (MCP6543 only).
FIGURE 2-33: Supply Current (charging
current) vs. Chip Select (CS
) pulse at V
DD
=1.6V
(MCP6543 only).
FIGURE 2-34: Chip Select (CS
) Step
Response (MCP6543 only).
FIGURE 2-35: Supply Current (shoot
through current) vs. Chip Select (CS
) Voltage at
V
DD
= 5.5V (MCP6543 only).
FIGURE 2-36: Supply Current (charging
current) vs. Chip Select (CS
) pulse at V
DD
=5.5V
(MCP6543 only).
0
5
10
15
20
25
30
35
40
45
50
0 102030405060708090
Load Capacitance (nF)
Propagation Delay (µs)
100 mV Overdrive
V
CM
= V
DD
/2
t
PHL
@ V
DD
= 1.6V
t
PLH
@ V
DD
= 1.6V
t
PLH
@ V
DD
= 5.5V
t
PHL
@ V
DD
= 5.5V
1.E-11
1.E-10
1.E-09
1.E-08
1.E-07
1.E-06
1.E-05
1.E-04
1.E-03
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
Chip Select (CS) Voltage (V)
Supply Current
per Comparator (A)
Comparato
r
Shuts Of
f
Comparator
Turns On
V
DD
= 1.6V
CS Hysteresis
CS
High-to-Low
CS
Low-to-High
1m
1µ
10µ
100n
1n
10n
100p
10p
100µ
0
5
10
15
20
25
30
01234567891011121314
Time (1 ms/div)
Supply Current (µA)
-8.1
-6.5
-4.9
-3.2
-1.6
0.0
1.6
Output Voltage,
Chip Select Voltage (V),
Start-up
I
DD
Charging output
capacitance
V
DD
= 1.6V
V
OUT
CS
-0.5
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
012345678910
Time (ms)
Chip Select, Output Voltage (V)
V
OUT
V
DD
= 5.5V
CS
1.E-11
1.E-10
1.E-09
1.E-08
1.E-07
1.E-06
1.E-05
1.E-04
1.E-03
0.00.51.01.52.02.53.03.54.04.55.05.5
Chip Select (CS) Voltage (V)
Supply Current
per Comparator (A)
Comparato
r
Shuts Of
f
Comparator
Turns On
V
DD
= 5.5V
1m
1µ
10µ
100n
1n
10n
100p
10p
CS
Low-to-High
CS
Hysteresis
CS
High-to-Low
100µ
0
20
40
60
80
100
120
140
160
180
200
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
Time (0.5 ms/div)
Supply Current
per Comparator (µA)
-24
-21
-18
-15
-12
-9
-6
-3
0
3
6
Output Voltage,
Chip Select Voltage (V)
Start-up I
DD
Charging output
capacitance
V
DD
= 5.5V
V
OUT
CS