參數(shù)資料
型號: MC68HC05P18A
廠商: Motorola, Inc.
英文描述: Low Cost HCMOS Microcontroller(低成本、8位HCMOS微控制器)
中文描述: 低成本HCMOS微控制器(低成本,8位HCMOS微控制器)
文件頁數(shù): 123/130頁
文件大小: 1200K
代理商: MC68HC05P18A
Electrical Specifications
Control Timing
MC68HC05P18A
Technical Data
MOTOROLA
Electrical Specifications
123
L
G
R
13.11 Control Timing
Characteristic
(1)
1. V
DD
= 5.0 Vdc, V
SS
= 0 Vdc, T
A
= –40
°
C to +125
°
C, unless otherwise noted
2. The minimum period, t
ILIL
, should not be less than the number of cycles it takes to execute the interrupt service routine
plus 19 t
CYC
.
Symbol
Min
Max
Unit
Frequency of operation
Crystal option
External clock source
f
OSC
dc
4.2
4.2
MHz
Internal operating frequency
Crystal (f
OSC
÷
2)
External clock (f
OSC
÷
2)
f
OP
dc
2.1
2.1
MHz
Cycle time
Low speed
High speed
t
CYC
476
238
ns
Crystal oscillator startup time
t
OXON
100
ms
Stop recovery startup time (crystal oscillator)
t
ILCH
100
ms
RESET pulse width
t
RL
1.5
t
CYC
Interrupt pulse width low (edge-triggered)
t
ILIH
125
ns
Interrupt pulse period
(2)
t
ILIL
Note 2
t
CYC
OSC1 pulse width
Low speed
High speed
t
OH
, t
OL
200
100
ns
A/D on current stabilization time
t
ADON
100
μ
s
RC oscillator stabilization time
t
RCON
5.0
μ
s
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