參數(shù)資料
型號(hào): MB89P589BPFM
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 12.5 MHz, MICROCONTROLLER, PQFP64
封裝: 0.65 MM PITCH, PLASTIC, LQFP-64
文件頁數(shù): 20/37頁
文件大?。?/td> 428K
代理商: MB89P589BPFM
MB89580B/580BW series
27
(3) Clock Timing
(VSS
= 0 V, TA = 40 °C to +85 °C)
Note: When USB is used, the clock frequency (FC) should be fixed at 6 MHz (CPU operating frequency (FCH) = 12
MHz). And main clock gear speed should be fixed at 4/FCH.
(4) Instruction Cycle
(VSS
= 0 V, TA = 40 °C to +85 °C)
Parameter
Symbol
Pin name Condition
Value
Unit
Remarks
Min
Typ
Max
Clock frequency
FC
X0, X1
1
6
6.25
MHz
Clock cycle time
tXCYL
X0, X1
160
166.6
1000
ns
Internal main clock
frequency
FCH
2
12
12.5
MHz
Twice the
Fc
Internal clock cycle
tHCYL
80
83.3
500
ns
tXCYL/2
Parameter
Symbol
Value
Unit
Remarks
Instruction cycle
(Min execution time)
tinst
4
/ FCH, 8 / FCH,
16
/ FCH, 64 / FCH
s
When operating at FCH
= 12 MHz
tinst
= 0.33 s (4 / FCH)
X0 and X1 Timing and Conditions
Clock Conditions
tXCYL
0.2 VCC
X0
C1
C2
X1
When a crystal resonator is used
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