MAX6443_10 Datasheet, PDF (11/13 Pages) Maxim Integrated Products – uP Reset Circuits with Long Manual Reset Setup Period

µP Reset Circuits with Long Manual Reset
Setup Period
PART
MAX6443
MAX6444
MAX6445
MAX6446
MAX6447
MAX6448
MAX6449
MAX6450
MAX6451
MAX6452
MR1 EXT.
SETUP
✔
✔
✔
✔
✔
✔
✔
✔
✔
✔
MR2
(NO SETUP)
—
—
—
—
✔
✔
—
—
✔
✔
MR2 EXT.
SETUP
—
—
✔
✔
—
—
✔
✔
—
—
Selector Guide
RSTIN PUSH-PULL RESET OPEN-DRAIN RESET
—
✔
—
—
—
✔
—
✔
—
—
—
✔
—
✔
—
—
—
✔
✔
✔
—
✔
—
✔
✔
✔
—
✔
—
✔
Functional Diagram
V_CC
MAX6449– ^RSTIN
MAX6452
V_CC
1.23V
MAX6443–
MAX6452
RESET
TIMEOUT PERIOD
(210ms typ)
RESET
MAX6447
0.63V
MANUAL RESET
SETUP PERIOD
t_MR
MR2 ONE-SHOT
DEBOUNCE
CIRCUIT
MR2 _MAX6448
MAX6451
MAX6452
V_CC
GND
V_CC
MR1 MR2
MAX6445
MAX6446
MAX6449
MAX6450
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