參數(shù)資料
型號: MB89PV820CF
元件分類: 微控制器/微處理器
英文描述: 8-BIT, 5 MHz, MICROCONTROLLER, PQFP80
封裝: CERAMIC, MQFP-80
文件頁數(shù): 22/37頁
文件大小: 402K
代理商: MB89PV820CF
MB89820 Series
29
(3) Clock Timing
(VSS = 0.0 V, TA = –40
°C to +85°C)
*: duty = PWH/tHCYL, PWL/tHCYL
(4) Instruction Cycle
Parameter
Sym-
bol
Pin
Condition
Value
Unit
Remarks
Min
Typ
Max
Clock frequency
FC
X0, X1
1—5
MHz
Clock cycle time
tXCYL
200
1000
ns
Crystal or ceramic
resonator
Input clock duty ratio*
duty
X0
30
70
%
External clock
Input clock rising/
falling time
tCR
tCF
10
ns
External clock
Parameter
Symbol
Value (typical)
Unit
Remarks
Instruction cycle
(minimum execution time)
tinst
4/FC
s
tinst = 0.8
s when operating at
FC = 5 MHz
0.2 VCC
0.8 VCC
X0
0.2 VCC
tCR
tCF
0.8 VCC
0.2 VCC
X0
X1
X0
X1
tXCYL
When a crystal
or
ceramic resonator is used
When an external clock in use
Open
FC
C0
C1
PWH
PWL
X0 and X1 Timing and Conditions
Clock Conditions
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