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S3F84B8_UM_REV 1.00
(T
= –40°C to + 85°C, V
A
Oscillator
f
Main crystal
OSC
stabilization time
Main ceramic
Oscillation stabilization is achieved when
V
stabilization time
voltage range.
X
External clock
(main system)
Oscillator
t
WAIT
stabilization wait
t
time
WAIT
NOTE:
1.
f
specifies the oscillator frequency.
OSC
2.
When released by an interrupt, the duration of oscillator stabilization wait time (t
timer control register, BTCON.
Table 21-5
= 1.8V to 5.5V)
DD
Test Condition
> 1.0MHz
is equal to the minimum oscillator
DD
input high and low width (t
IN
when released by a reset
when released by an interrupt
Oscillation Stabilization Time
Minimum
, t
)
XH
XL
(1)
(2)
21-6
21 ELECTRICAL DATA
Typical
–
–
–
–
25
–
219/f
–
OSC
–
–
) is determined by the settings in asic
WAIT
Maximum
Unit
20
ms
10
ms
500
ns
–
ms
–
ms
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