SMS44G View Datasheet(PDF) - Summit Microelectronics
Part Name
Description
MFG CO.
'SMS44G' PDF : 16 Pages View PDF
SMS44
Symbol
Parameter
tPWDTO
Programmable watchdog
timer period
tPLDTO
Programmable longdog
timer period
tPDLYX
Programmable delay from
VPTH to PUP# out
IMR
TMR
TDMRRST
MR# pullup current
MR# input pulse width
Delay from MR# low to
RESET# low
VIL MR# input threshold
VIH
WD2
0
0
1
1
1
1
Notes
WD1
0
1
0
0
1
1
LD1
0
0
1
1
PUP#X-1
0
0
1
1
WD0
0
1
0
1
0
1
LD0
0
1
0
1
PUP#X-0
0
1
0
1
Min.
280
560
1120
2240
4480
1120
2240
4480
50
Typ.
OFF
400
800
1600
3200
6400
OFF
1600
3200
6400
OFF
25
50
100
100
100
0.7 × VCC
Max. Unit
520
1040
2080 ms
4160
8320
2080
4160 ms
8320
ms
µA
ns
ns
0.6
V
V
2047 Elect TableB 2.0
2047 2.3 10/23/00
SUMMIT MICROELECTRONICS, Inc.
4
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