參數(shù)資料
型號: MC68HC705J
廠商: Motorola, Inc.
英文描述: Microcontrollers
中文描述: 微控制器
文件頁數(shù): 127/162頁
文件大?。?/td> 683K
代理商: MC68HC705J
Electrical Specifications
3.3-Volt Control Timing
MC68HC705J1A
Rev. 4.0
Technical Data
MOTOROLA
Electrical Specifications
127
10.13 3.3-Volt Control Timing
Characteristic
(1)
1. V
DD
= 3.3 Vdc
±
10%, V
SS
= 0 Vdc, TA =
40
°
C to +105
°
C, unless otherwise noted
2. The maximum width, t
ILIL
or t
ILIH
, should not be more than the number of cycles it takes to execute the interrupt service
routine plus 19 t
cyc
or the interrupt service routine will be re-entered.
Symbol
Min
Max
Unit
Oscillator frequency
Crystal oscillator option
External clock source
f
osc
dc
2.0
2.0
MHz
Internal operating frequency (f
osc
÷
2)
Crystal oscillator
External clock
f
op
dc
1.0
1.0
MHz
Cycle time (1
÷
f
OP
)
t
cyc
1000
ns
RESET pulse width low
t
RL
1.5
t
cyc
IRQ interrupt pulse width low (edge-triggered)
t
ILIH
1.5
t
cyc
IRQ interrupt pulse width low (edge- and level-triggered)
t
ILIL
1.5
Note
(2)
t
cyc
PA0
PA3 interrupt pulse width high (edge-triggered)
t
IHIL
1.5
t
cyc
PA0
PA3 interrupt pulse width (edge- and level-triggered)
t
IHIH
1.5
Note
(2)
t
cyc
OSC1 pulse width
t
OH
, t
OL
400
ns
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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