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HT827A0 データシートの表示(PDF) - Holtek Semiconductor

部品番号
コンポーネント説明
メーカー
HT827A0
Holtek
Holtek Semiconductor Holtek
HT827A0 Datasheet PDF : 49 Pages
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HT827A0
A.C. Characteristics
Symbol
Parameter
fSYS1
System Clock (Crystal OSC)
Test Conditions
VDD Conditions
3V
¾
5V
¾
fSYS2
System Clock (RC OSC)
3V
¾
5V
¾
3V
¾
fTIMER Timer I/P Frequency (TMR)
5V
¾
tWDTOSC Watchdog Oscillator
5V
tWDT1 Watchdog Timeout Period (RC) 5V
¾
Without WDT
prescaler
tWDT2
Watchdog Timeout Period
(System Clock)
5V
Without WDT
prescaler
tRES
External Reset Low Pulse Width 5V
¾
tINT
Interrupt Pulse Width
5V
¾
Note: tSYS=1/(fSYS)
Ta=25°C
Min. Typ. Max. Unit
400 ¾ 4000 kHz
400 ¾ 4000 kHz
400 ¾ 4000 kHz
400 ¾ 4000 kHz
0
¾ 4000 kHz
0
¾ 4000 kHz
31 78 140 ms
8
20
36 ms
¾ 1024 ¾ tSYS
1
¾
¾
ms
1
¾
¾
ms
7
March 15, 2000

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