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S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
°
= − 25
(T
C to + 85
A
Oscillator
Crystal
Ceramic
External clock
X
IN
Table 17-10. Main Oscillation Stabilization Time
°
C, V
= 2.0 V to 3.6 V)
DD
Test Condition
fx > 1 MHz
Oscillation stabilization occurs when V
equal to the minimum oscillator voltage
range.
X
input high and low width (t
IN
t
XL
Figure 17-7. Clock Timing Measurement at X
Min
−
−
is
DD
, t
)
62.5
XH
XL
1/fx
t
X
V
-0.1 V
DD
0.1 V
ELECTRICAL DATA
Typ
Max
−
40
−
10
−
1250
IN
Unit
ms
ms
ns
17-11
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