參數(shù)資料
型號： MC68HC05P18MDW
廠商： MOTOROLA INC
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封裝： SOIC-28
文件頁數(shù)： 36/144頁
文件大?。?/td> 1348K
代理商： MC68HC05P18MDW
Advance Information
MC68HC(8)05P18 — Rev. 2.0
130
Electrical Specifications
MOTOROLA
Electrical Specications
13.12 Control Timing (MC68HC805P18 and Low-Speed MC68HC05P18)
13.13 Control Timing (High-Speed MC68HC05P18 Only)
Characteristic(1)
1. VDD = 5.0 Vdc ± 10%, VSS = 0 Vdc, TA = –40°C to +125°C, unless otherwise noted
Symbol
Min
Max
Unit
Frequency of operation
Crystal option
External clock option
fOSC
—
dc
4.2
MHz
Internal operating frequency
Crystal (fOSC ÷ 2)
External clock (fOSC ÷ 2)
fOP
—
dc
2.1
MHz
Cycle time
tCYC
476
—
ns
Crystal oscillator startup time
tOXOV
—
100
ms
Stop recovery startup time (crystal oscillator)
tILCH
—
100
ms
RESET pulse width
tRL
1.5
—
tCYC
Interrupt pulse width low (edge-triggered)
tILIH
125
—
ns
Interrupt pulse period
tILIL
(2)
2. The minimum period tILIL should not be less than the number of cycles it takes to execute the interrupt service routine
plus 21 tCYC.
—
tCYC
OSC1 pulse width
tOH, tOL
200
—
ns
A/D on current stabilization time
tADON
—
100
s
RC oscillator stabilization time (A/D)
tRCON
—
5.0
s
Characteristic(1)
1. VDD = 5.0 Vdc ± 10%, VSS = 0 Vdc, TA = –40°C to +125°C, unless otherwise noted
Symbol
Min
Max
Unit
Frequency of operation
Crystal option
External clock option
fOSC
—
dc
4.2
8.4
MHz
Internal operating frequency
Crystal (fOSC ÷ 2)
External clock (fOSC ÷ 2)
fOP
—
dc
2.1
4.2
MHz
Cycle time
tCYC
238
—
ns
Crystal oscillator startup time
tOXOV
—
100
ms
Stop recovery startup time (crystal oscillator)
tILCH
—
100
ms
RESET pulse width
tRL
1.5
—
tCYC
Interrupt pulse width low (edge-triggered)
tILIH
125
—
ns
Interrupt pulse period
tILIL
(2)
2. The minimum period tILIL should not be less than the number of cycles it takes to execute the interrupt service routine
plus 21 tCYC.
—
tCYC
OSC1 pulse width
tOH, tOL
100
—
ns
A/D on current stabilization time
tADON
—
100
s
RC oscillator stabilization time (A/D)
tRCON
—
5.0
s
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