Watchdog Timer Timing - Hitachi SH7032 Hardware Manual

(7) Watchdog Timer Timing

Table 20.24 Watchdog Timer Timing
Conditions: V = 3.3 V ±0.3V, AV
CC
AV , V
CC
Notes: *1 ROMless products only for 20 MHz version
*2 Regular-specification products; for wide-temperature-range products, Ta = –40 to
+85°C
Item
WDTOVF delay time
CK
WDTOVF
= 3.3 V ±0.3V, AV
CC
= 0 V, φ = 12.5 to 20 MHz *
= AV
SS SS
Symbol
t
t
WOVD
Figure 20.70 Watchdog Timer Output Timing
= V
CC
1
, Ta = –20 to +75°C *
Min
—
WOVD
t
WOVD
±0.3V, AV = 3.0 V to
CC ref
2
Max Unit Figure
100 ns 20.70
549