参数资料
型号: MC68HC705F4FB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 1.789 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, QFP-44
文件页数: 4/130页
文件大小: 10504K
代理商: MC68HC705F4FB
MC68HC05F4
10-5
ELECTRICAL SPECIFICATIONS
10
10.4
Control timing
(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 10-5 Control timing (VDD = 5V)
(VDD = 5.0 VDC ± 10%, 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
Stop recovery start-up time
tILCH
20
ms
Crystal oscillator start-up time
tOXOV
20.0
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
97
05F4Book Page 5 Tuesday, August 5, 1997 1:10 pm
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相关PDF资料
PDF描述
MC68HC05F4FB 8-BIT, MROM, 1.789 MHz, MICROCONTROLLER, PQFP44
MC68HC05F4CDW 8-BIT, MROM, 1.789 MHz, MICROCONTROLLER, PDSO28
MC68HC705G4 8-BIT, OTPROM, 1 MHz, MICROCONTROLLER, PQFP80
MC68HC05G3 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PQFP80
MC68HC705J5ACJP 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDIP16
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