參數(shù)資料
型號: MB90P214PF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, OTPROM, 16 MHz, MICROCONTROLLER, PQFP80
封裝: PLASTIC, QFP-80
文件頁數(shù): 60/100頁
文件大?。?/td> 1681K
代理商: MB90P214PF
MB90210 Series
62
2. AC Characteristics
(1) Clock Timing Standards
Single-chip mode MB90214/P214B/W214B : (VCC = +4.5 V to +5.5 V, VSS = 0.0 V, TA = –40
°C to +105°C)
MB90P214A/W214A
: (VCC = +4.5 V to +5.5 V, VSS = 0.0 V, TA = –40
°C to +85°C)
External bus mode
: (VCC = +4.5 V to +5.5 V, VSS = 0.0 V, TA = –40
°C to +70°C)
Parameter
Symbol
Pin
name
Condition
Value
Unit
Remarks
Min.
Typ.
Max.
Clock frequency
FC
X0, X1
10
16
MHz
Clock cycle time
tC
X0, X1
62.5
100
ns
1/FC
Input clock pulse width
PWH
PWL
X0
0.4 tC
—0.6 tC
ns
Duty ratio: 60%
Input clock rising/falling time
tcr
tcf
X0
8
ns
tcr + tcf
Clock Conditions
Clock Input Timings
0.7 VCC
X0
0.3 VCC
tcf
tC
tcr
PWH
PWL
When a crystal
or
ceramic resonator is used
When an external clock is used
Open
X0
X1
X0
X1
C2
C1
C1 = C2 = 10 pF
Select the optimum capacity value for the resonator.
相關(guān)PDF資料
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