参数资料
型号: MB90F546GSPFV
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP100
封装: PLASTIC, LQFP-100
文件页数: 37/67页
文件大小: 746K
代理商: MB90F546GSPFV
MB90540/540G/545/545G Series
42
4.
AC Characteristics
(1) Clock Timing
(MB90F543/F549: VCC
= 5.0 V±10%, VSS = AVSS = 0.0 V, TA = 40 °C to +85 °C)
(MB90543G(S)/547G(S)/548G(S)/F548GL(S): VCC
= 3.5 V to 5.5 V, VSS = AVSS = 0.0 V, TA = 40 °C to +105 °C)
(Other than MB90F543/F549/543G(S)/547G(S)/548G(S)/F548GL(S):
VCC
= 5.0 V ± 10%, VSS = AVSS = 0.0 V, TA = 40 °C to +105 °C)
Parameter
Symbol
Pin name
Value
Units
Remarks
Min
Typ
Max
Oscillation frequency
fC
X0, X1
3
16
MHz VCC
= 5.0 V±10%
3
5MHz
VCC
<4.5 (MB90F548GL(S)/
543G(S)/547G(S)/548G(S))
fCL
X0A, X1A
32.768
kHz
Oscillation cycle time
tCYL
X0, X1
62.5
333
ns
VCC
= 5.0 V±10%
200
333
ns
VCC
<4.5 (MB90F548GL(S)/
543G(S)/547G(S)/548G(S))
tLCYL
X0A, X1A
30.5
s
Input clock pulse width
PWH, PWL
X0
10
ns
Duty ratio is about 30
% to
70
%.
PWLH, PWLL
X0A
15.2
s
Input clock rise and fall
time
tCR, tCF
X0
5
ns
When using external clock
Machine clock frequency
fCP
1.5
16
MHz When using main clock
fLCP
8.192
kHz
When using sub-clock
Machine clock cycle time
tCP
62.5
666
ns
When using main clock
tLCP
122.1
s
When using sub-clock
X0
tCYL
tCF
tCR
0.8 VCC
0.2 VCC
PWH
PWL
X0A
tLCYL
tCF
tCR
0.8 VCC
0.2 VCC
PWLH
PWLL
Clock Timing
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