Datasheet

Section 22 Electrical Characteristics
Rev. 3.00 Sep. 10, 2007 Page 450 of 528
REJ09B0216-0300
22.3.5 Watchdog Timer Characteristics
Table 22.17 Watchdog Timer Characteristics
V
CC
= 3.0 to 3.6 V, V
SS
= 0.0 V, T
a
= -20 to +75°C/-40 to +85°C, unless otherwise indicated.
Values
Item Symbol
Applicable
Pins
Test
Condition
Min. Typ. Max. Unit
Reference
Figure
On-chip
oscillator
overflow
time
t
OVF
0.2 0.4 — s *
Note: * Time until an internal reset is generated after the counter counts from 0 to 255 when the
on-chip oscillator is selected