Abov MC96F6332D, User Manual

Page: 51 / 327

MC96F6432
June 22, 2018 Ver. 2.9 51
7.19 Main Oscillation Stabilization Characteristics
Table 7-19 Main Oscillation Stabilization Characteristics
(T
A
= -40°C ~ +85°C, VDD= 1.8V ~ 5.5V)
Oscillator Parameter MIN TYP MAX Unit
Crystal
fx > 1MHz
Oscillation stabilization occurs when VDD
is equal to the minimum oscillator voltage
range.
– –
60 ms
Ceramic
– –
10 ms
External Clock
f
XIN
= 0.4 to 12MHz
XIN input high and low width (t
XH
, t
XL
)
42
–
1250 ns
t
XH
t
XL
XIN
0.2VDD
0.8VDD
1/f
XIN
Figure 7.12 Clock Timing Measurement at XIN
7.20 Sub Oscillation Characteristics
Table 7-20 Sub Oscillation Stabilization Characteristics
(T
A
= -40°C ~ +85°C, VDD= 1.8V ~ 5.5V)
Oscillator Parameter MIN TYP MAX Unit
Crystal
– – –
10 s
External Clock SXIN input high and low width (t
XH
, t
XL
) 5
–
15 us
t
XH
t
XL
SXIN
0.2VDD
0.8VDD
1/f
SUB
Figure 7.13 Clock Timing Measurement at SXIN