參數(shù)資料
型號: MB90F372PMT-G
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP144
封裝: 0.40 MM PITCH, PLASTIC, LQFP-144
文件頁數(shù): 16/153頁
文件大?。?/td> 2503K
代理商: MB90F372PMT-G
MB90370 Series
112
4.
AC Characteristics
(1) Clock Timings
(VCC
= AVCC = CVCC = 3.0 V to 3.6 V, VSS = AVSS = CVSS = 0.0 V, TA = 40 °C to +85 °C)
*: The frequency fluctuation rate is the maximum deviation rate of the preset center frequency when the multiplied
PLL signal is locked.
Parameter
Symbol Pin name Condition
Value
Unit
Remarks
Min.
Typ.
Max.
Clock frequency
FCH
X0, X1
3
16
MHz Crystal oscillator
FCH
X0, X1
3
32
MHz External clock
FCL
X0A, X1A
32.768
kHz
Clock cycle time
tHCYL
X0, X1
31.25
333
ns
tLCYL
X0A, X1A
30.5
s
Frequency fluctuation
rate locked*
f
5%
Input clock pulse width
PWH
PWL
X0
5
ns
Recommend duty
ratio of 30% to 70%
PWHL
PWLL
X0A
15.2
s
Recommend duty
ratio of 30% to 70%
Input clock rise/fall time
tCR
tCF
X0
5ns
External clock
operation
Internal operating clock
frequency
fCP
1.5
16
MHz Main clock operation
fLCP
8.192
kHz Sub-clock operation
Internal operating clock
cycle time
tCP
62.5
666
ns
Main clock operation
tLCP
122.1
s Sub-clock operation
fo
f =
Center
frequency
| α |
fo
+ α
α
x 100 (%)
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