HT48C05 Ver la hoja de datos (PDF) - Holtek Semiconductor
Número de pieza
componentes Descripción
Fabricante
HT48C05 Datasheet PDF : 38 Pages
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HT48R05A-1/HT48C05/HT48R06A-1/HT48C06
A.C. Characteristics
Symbol
Parameter
fSYS1 System Clock (Crystal OSC)
fSYS2 System Clock (RC OSC)
fTIMER Timer I/P Frequency (TMR)
tWDTOSC Watchdog Oscillator Period
tWDT1 Watchdog Time-out Period (RC)
tWDT2
tRES
tSST
tINT
Watchdog Time-out Period
(System Clock)
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
Ta=25°C
Test Conditions
VDD
Conditions
¾ 2.2V~5.5V
Min. Typ. Max. Unit
400
¾ 4000 kHz
¾ 3.3V~5.5V
¾ 2.2V~5.5V
400
¾ 8000 kHz
400
¾ 4000 kHz
¾ 3.3V~5.5V
¾ 2.2V~5.5V
400
¾ 8000 kHz
0
¾ 4000 kHz
¾ 3.3V~5.5V
0
¾ 8000 kHz
3V
¾
45
90 180 ms
5V
¾
32
3V
11
Without WDT prescaler
5V
8
65 130 ms
23
46
ms
17
33
ms
¾ Without WDT prescaler ¾ 1024 ¾
tSYS
¾
¾
¾ Wake-up from HALT
¾
¾
1
¾
¾
ms
¾ 1024 ¾
tSYS
1
¾
¾
ms
Rev. 1.10
4
June 9, 2004
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