參數(shù)資料
型號: MC68HC705BD3
廠商: Motorola, Inc.
英文描述: 8-Bit Microcontroller Units (MCU).(8位微控制器)
中文描述: 8位微控制器單元(MCU)。(8位微控制器)
文件頁數(shù): 95/112頁
文件大?。?/td> 676K
代理商: MC68HC705BD3
MC68HC05BD3
MOTOROLA
12-3
ELECTRICAL SPECIFICATIONS
12
12.4
Control Timing
Table 12-2
Control Timing
(V
DD
=5.0Vdc
±
10%, V
SS
=0Vdc, temperature range=0 to 70
°
C)
CHARACTERISTICS
Frequency of operation
Crystal option
External clock option
Internal operating frequency (f
OSC
/2)
Crystal
External clock
Processor cycle time
Crystal oscillator start-up time
External RESET pulse width
Watchdog RESET output pulse width
Watchdog time-out
Interrupt pulse width (edge-triggered)
Interrupt pulse period
EXTAL pulse width
Notes:
(1) The minimum period t
ILIL
should not be less than the number of cycles it takes to execute the
interrupt service routine plus 21 t
CYC
.
SYMBOL
MINIMUM
MAXIMUM
UNIT
f
OSC
dc
4.2
4.2
MHz
MHz
f
OP
f
OP
t
CYC
t
OXOV
t
RL
t
DOGL
t
DOG
t
ILIH
t
ILIL
t
OH
, t
OL
dc
480
1.5
1.5
114688
125
(1)
100
2.1
2.1
100
917504
MHz
MHz
ns
ms
t
CYC
t
CYC
t
CYC
ns
t
CYC
t
CYC
TPG
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參數(shù)描述
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