SMS64
Preliminary
PROGRAMMABLE AC SPECIFICATIONS NOTE 1
(Over recommended operating conditions, unless otherwise noted. All voltages are relative to GND.)
Symbol
Description
Min. Typ. Max. Unit
1.56
3.125
6.25
12.5
25
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
Programmable delay from VM PVIT to PUP power-on (Fast)
tDPON
50
Programmable delay from VM PVIT to PUP power-on (Slow)
Programmable delay from VM PVIT to PUP power-off (Fast)
Programmable delay from VM PVIT to PUP power-off (Slow)
100
200
1.56
3.125
6.25
12.5
25
tDPOFF
50
100
200
Off
0.4
0.8
1.6
3.2
6.4
Off
1.6
3.2
6.4
25
s
s
s
s
s
Programmable Watchdog Timer Time-out Periods
tWDTO
s
Programmable Longdog Timer Time-out Periods
Programmable Reset Time-out Periods
tLDTO
s
s
ms
ms
ms
ms
50
tPRTO
100
200
Notes: 1/ Refer to the timing diagrams in Figures 5, 9 and 10.
Summit Microelectronics, Inc
2060 2.22 10/09/03
8
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
