HT46R652 データシートの表示（PDF） - Holtek Semiconductor
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HT46R652 Datasheet PDF : 47 Pages
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HT46R652
A.C. Characteristics
Symbol
Parameter
fSYS1
System Clock
fSYS2
System Clock
(32768Hz Crystal OSC)
fRTCOSC RTC Frequency
fTIMER
Timer I/P Frequency
(TMR0/TMR1)
tWDTOSC Watchdog Oscillator Period
tRES
tSST
tLVR
tINT
tAD
tADC
tADCS
External Reset Low Pulse Width
System Start-up Timer Period
Low Voltage Width to Reset
Interrupt Pulse Width
A/D Clock Period
A/D Conversion Time
A/D Sampling Time
Test Conditions
VDD
Conditions
¾ 2.2V~5.5V
¾ 3.3V~5.5V
¾ 2.2V~5.5V
¾
¾
¾ 2.2V~5.5V
¾ 3.3V~5.5V
3V
¾
5V
¾
¾
¾
¾
Power-up or wake-up
from HALT
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
Note: *tSYS= 1/fSYS1 or 1/fSYS2
Min.
400
400
¾
¾
0
0
45
32
1
¾
0.25
1
1
¾
¾
Ta=25°C
Typ. Max. Unit
¾
4000 kHz
¾ 12000 kHz
32768 ¾
Hz
32768 ¾
Hz
¾
4000 kHz
¾ 12000 kHz
90
180
ms
65
130
ms
¾
¾
ms
1024
¾
*tSYS
1
2
ms
¾
¾
ms
¾
¾
ms
80
¾
tAD
32
¾
tAD
Rev. 1.00
7
December 19, 2006
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