MAX6443 MAXIM [Maxim Integrated Products], MAX6443 Datasheet - Page 3

• Manufacturer Part Number: MAX6443
• Description: ?P Reset Circuits with Long Manual Reset Setup Period
• Manufacturer: MAXIM [Maxim Integrated Products]

ELECTRICAL CHARACTERISTICS (continued)
(V
Note 1: Devices production tested at +25°C. Overtemperature limits are guaranteed by design.
MR2 Minimum Setup Period
Pulse Width
MR2 Glitch Rejection
MR2 to RESET Delay
Manual Reset Timeout Period
MR1 to V
MR2 to V
RESET Output Low
(Open Drain or Push-Pull)
RESET Output High
(Push-Pull)
RESET Open-Drain Leakage
Current
MR1, MR2, MR2
Input Low Voltage
MR1, MR2, MR2
Input High Voltage
CC
= 1.0V to 5.5V, T
CC
CC
PARAMETER
Pullup Impedance
Pullup Impedance
µP Reset Circuits with Long Manual Reset
_______________________________________________________________________________________
A
= -40°C to +85°C, unless otherwise specified. Typical values are at T
SYMBOL
t
V
I
V
MRP
LKG
V
V
OH
OL
IH
IL
MAX6447/MAX6448/MAX6451/MAX6452
MAX6447/MAX6448/MAX6451/MAX6452
MAX6447/MAX6448/MAX6451/MAX6452
MAX6445/MAX6446/MAX6449/MAX6450
V
V
asserted
V
asserted
V
asserted
V
deasserted
V
deasserted
V
deasserted
RESET deasserted
CC
CC
CC
CC
CC
CC
CC
≥ 1.00V, I
≥ 1.20V, I
≥ 2.55V, I
≥ 4.25V, I
≥ 1.80V, I
≥ 3.15V, I
≥ 4.75V, I
SINK
SINK
SINK
SINK
SOURCE
SOURCE
SOURCE
CONDITIONS
= 50µA, RESET asserted
= 100µA, RESET
= 1.2mA, RESET
= 3.2mA, RESET
= 200µA, RESET
= 500µA, RESET
= 800µA, RESET
A
= +25°C.) (Note 1)
0.8 × V
0.8 × V
0.8 × V
0.7 × V
Setup Period
MIN
140
25
25
1
CC
CC
CC
CC
TYP
100
200
210
50
50
0.3 × V
MAX
280
0.3
0.3
0.3
0.4
75
75
1
CC
UNITS
ms
kΩ
kΩ
µA
µs
ns
ns
V
V
V
V
3