HT46C232 データシートの表示（PDF） - Holtek Semiconductor
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HT46C232 Datasheet PDF : 50 Pages
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HT46R232/HT46C232
A.C. Characteristics
Symbol
Parameter
fSYS
System Clock
fTIMER
Timer I/P Frequency
(TMR0/TMR1)
tWDTOSC Watchdog Oscillator Period
tRES
tSST
tINT
tAD
tADC
tADCS
tIIC
External Reset Low Pulse Width
System Start-up Timer Period
Interrupt Pulse Width
A/D Clock Period
A/D Conversion Time
A/D Sampling Time
I2C Bus Clock Period
Note: *tSYS=1/fSYS
Test Conditions
VDD
Conditions
¾ 2.2V~5.5V
¾ 3.3V~5.5V
¾ 2.2V~5.5V
¾ 3.3V~5.5V
3V
¾
5V
¾
¾
¾
¾ Wake-up from HALT
¾
¾
¾
¾
¾
¾
¾
¾
¾
Connect to external
pull-high resistor 2kW
Min.
400
400
0
0
45
32
1
¾
1
1
¾
¾
64
Ta=25°C
Typ. Max. Unit
¾
¾
¾
¾
90
65
¾
1024
¾
¾
76
32
¾
4000
8000
4000
8000
180
130
¾
¾
¾
¾
¾
¾
¾
kHz
kHz
kHz
kHz
ms
ms
ms
*tSYS
ms
ms
tAD
tAD
*tSYS
Rev. 1.40
5
November 23, 2005
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