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HT46R232 데이터 시트보기 (PDF) - Holtek Semiconductor
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HT46R232
A/D Type 8-Bit MCU
Holtek Semiconductor
HT46R232 Datasheet PDF : 50 Pages
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HT46R232/HT46C232
A.C. Characteristics
Symbol
Parameter
f
SYS
System Clock
f
TIMER
Timer I/P Frequency
(TMR0/TMR1)
t
WDTOSC
Watchdog Oscillator Period
t
RES
t
SST
t
INT
t
AD
t
ADC
t
ADCS
t
IIC
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
I
2
C Bus Clock Period
Note: *t
SYS
=1/f
SYS
Test Conditions
V
DD
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 2k
W
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
m
s
m
s
m
s
*t
SYS
m
s
m
s
t
AD
t
AD
*t
SYS
Rev. 1.40
5
November 23, 2005
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