HT46C23 데이터 시트보기 (PDF) - Holtek Semiconductor
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HT46C23 Datasheet PDF : 48 Pages
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HT46R23/HT46C23
Symbol
Parameter
VLVR
Low Voltage Reset
IOL
I/O Port Sink Current
IOH
I/O Port Source Current
RPH
Pull-high Resistance
VAD
A/D Input Voltage
EAD
A/D Conversion Error
IADC
Additional Power Consumption
if A/D Converter is Used
Test Conditions
VDD
Conditions
¾
¾
3V VOL=0.1VDD
5V VOL=0.1VDD
3V VOH=0.9VDD
5V VOH=0.9VDD
3V
¾
5V
¾
¾
¾
¾
¾
3V
¾
5V
Min. Typ. Max. Unit
2.7
3
3.3
V
4
8
¾
mA
10
20
¾
mA
-2
-4
¾
mA
-5
-10
¾
mA
20
60
100
kW
10
30
50
kW
0
¾
VDD
V
¾ ±0.5 ±1 LSB
¾
0.5
1
mA
¾
1.5
3
mA
A.C. Characteristics
Symbol
fSYS
fTIMER
tWDTOSC
tRES
tSST
tINT
tAD
tADC
tADCS
tIIC
Parameter
System Clock
Timer I/P Frequency
(TMR)
Watchdog Oscillator Period
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
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
Connect to external
¾ pull-high resistor 2kW
Note: *tSYS=1/fSYS
Ta=25°C
Min. Typ. Max. Unit
400
¾ 4000 kHz
400
¾ 8000 kHz
0
¾ 4000 kHz
0
¾ 8000 kHz
45
90
180
ms
32
65
130
ms
1
¾
¾
ms
¾
1024
¾
*tSYS
1
¾
¾
ms
1
¾
¾
ms
¾
76
¾
tAD
¾
32
¾
tAD
64
¾
¾
*tSYS
Rev. 1.60
5
May 3, 2004
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