參數(shù)資料
型號(hào): MC68HC05P4ADWE
廠商: FREESCALE SEMICONDUCTOR INC
元件分類(lèi): 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(yè)數(shù): 60/72頁(yè)
文件大?。?/td> 400K
代理商: MC68HC05P4ADWE
5.0-Volt Control Timing
MC68HC05P4A Data Sheet, Rev. 7.1
Freescale Semiconductor
63
Figure 12-1. SIOP Timing Diagram
12.9 5.0-Volt Control Timing
Characteristic
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
480
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
*—
tcyc
OSC1 pulse width
tOH, tOL
90
ns
Note:
1. VDD = 5.0 Vdc ± 10%, VSS = 0 Vdc, TA = –40 °C to +85 °C, unless otherwise noted
*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
.
SDO
BIT 0
BIT 1
BIT 6
SCK
BIT 7
SDI
BIT 0
BIT 1
BIT 6
BIT 7
1
2
3
4
5
6
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