參數(shù)資料
型號(hào): MC68HC05F4FB
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 1.789 MHz, MICROCONTROLLER, PQFP44
封裝: QFP-44
文件頁數(shù): 5/130頁
文件大?。?/td> 2089K
代理商: MC68HC05F4FB
MOTOROLA
10-6
MC68HC05F4
ELECTRICAL SPECIFICATIONS
10
(1) The minimum period TILIL should not be less than the number of cycle times it takes to execute
the interrupt service routine plus 21 tCYC.
Table 10-6 Control timing (VDD = 2.7V)
(VDD = 2.7 VDC min, VSS = 0 VDC, T = TL to TH)
Characteristic
Symbol
Min.
Max.
Unit
Frequency of operation:
Crystal
External clock
fOSC
DC
3.579
MHz
Internal operating frequency:
Crystal
External clock
fOP
DC
1.789
MHz
Processor cycle time
tCYC
559.0
ns
Crystal oscillator start-up time
tOXOV
20.0
ms
Stop recovery start-up time
tILCH
20
ms
RESET pulse width
tRL
1.5
TCYC
Interrupt pulse width low (edge-triggered)
tILIH
250.0
ns
Interrupt pulse period
tILIL
(1)
tCYC
OSC1 pulse width
TOH, TOL
100.0
ns
EEPROM Byte Programming time
tEPGM
15.0
ms
EEPROM Byte Erase time
tEBYTE
15.0
ms
EEPROM Block Erase time
tEBLOCK
100.0
ms
EEPROM Bulk Erase time
tEBULK
300.0
ms
EEPROM Programming Voltage fall time
tFPV
10.0
s
EEPROM minimum programming voltage
VCCMIN
2.7
V
TPG
98
05F4Book Page 6 Tuesday, August 5, 1997 1:10 pm
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