參數(shù)資料
型號: MC68HC08QT1CDW
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO8
封裝: EIAJ, SOIC-8
文件頁數(shù): 62/178頁
文件大?。?/td> 2311K
代理商: MC68HC08QT1CDW
Electrical Specifications
MC68HC08QY/QT Family Data Sheet, Rev. 1
154
Freescale Semiconductor
16.10 3-V Control Timing
Figure 16-6. RST and IRQ Timing
Characteristic(1)
1. VDD = 2.7 to 3.3 Vdc, VSS = 0 Vdc, TA = TL to TH; timing shown with respect to 20% VDD and 70% VDD, unless otherwise
noted.
Symbol
Min
Max
Unit
Internal operating frequency
fOP (fBus)
—4
MHz
Internal clock period (1/fOP)tcyc
250
ns
RST input pulse width low(2)
2. Values are based on characterization results, not tested in production.
tRL
200
ns
IRQ interrupt pulse width low (edge-triggered)(2)
tILIH
200
ns
IRQ interrupt pulse period(2)
tILIL
Note(3)
3. The minimum period is the number of cycles it takes to execute the interrupt service routine plus 1 tcyc.
tcyc
RST
IRQ
tRL
tILIH
tILIL
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