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HT46C48A データシートの表示(PDF) - Holtek Semiconductor
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コンポーネント説明
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HT46C48A
Cost-Effective A/D Type 8-Bit MCU
Holtek Semiconductor
HT46C48A Datasheet PDF : 77 Pages
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HT46R46/C46/R47/C47/R48A/C48A/R49
A.C. Characteristics
Symbol
Parameter
f
SYS
System Clock
f
TIMER
Timer I/P Frequency
(TMR)
t
WDTOSC
Watchdog Oscillator Period
t
WDT1
t
WDT2
t
RES
t
SST
t
LVR
t
INT
t
AD1
t
AD2
t
ADC1
t
ADC2
t
ADCS1
t
ADCS2
Watchdog Time-out Period
(RC)
Watchdog Time-out Period
(System Clock)
External Reset Low Pulse Width
System Start-up Timer Period
Low Voltage Reset Time
Interrupt Pulse Width
A/D Clock Period
-
HT46R46
A/D Clock Period
-
HT46R47/HT46R48A/HT46R49
A/D Conversion Time
-
HT46R46
A/D Conversion Time
-
HT46R47/HT46R48A/HT46R49
A/D Sampling Time
-
HT46R46
A/D Sampling Time
-
HT46R47/HT46R48A/HT46R49
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
¾
¾
¾
¾
Wake-up from HALT
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
Min.
400
400
0
0
45
32
2
15
2
17
1
¾
0.25
1
0.5
1
¾
¾
¾
¾
Note: *t
SYS
=1/f
SYS
Typ.
¾
¾
¾
¾
90
65
¾
¾
¾
1024
1
¾
¾
¾
64
76
32
32
Ta=25
°
C
Max. Unit
4000 kHz
8000 kHz
4000 kHz
8000 kHz
180
m
s
130
m
s
2
16
t
WDTOSC
2
18
t
SYS
¾
m
s
¾
*t
SYS
2
ms
¾
m
s
¾
m
s
¾
m
s
¾
t
AD1
¾
t
AD2
¾
t
AD1
¾
t
AD2
Rev. 1.30
7
June 5, 2008
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