Samsung S3F80JB - Manual (Page 312)

ELECTRICAL DATA (4MHz) S3F80JB
17-12
Table 17-8. Oscillation Stabilization Time
(T
A
= – 25
°C to + 85 °C, V
DD
= 3.6 V)
Oscillator Test Condition Min Typ Max Unit
Main crystal f
OSC
> 400 kHz – – 20 ms
Main ceramic Oscillation stabilization occurs when V
DD
is
equal to the minimum oscillator voltage range.
– – 10 ms
External clock
(main system) X
IN
input High and Low width (t
XH
, t
XL
) 25 – 500 ns
Oscillator
stabilization
wait time t
WAIT
when released by a reset (1) – 2 16 /f
OSC
– ms
t
WAIT
when released by an interrupt (2) – – – ms
NOTES:
1. f
OSC
is the oscillator frequency.
2. The duration of the oscillation stabilization time (t
WAIT
) when it is released by an interrupt is determined by the setting in
the basic timer control register, BTCON.