HT46R51 데이터 시트보기 (PDF) - Holtek Semiconductor
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HT46R51 Datasheet PDF : 42 Pages
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HT46R51/HT46R52
Symbol
Parameter
Test Conditions
VDD
Conditions
Min.
ISTB2
Standby Current
(WDT & AD Disabled)
3V
¾
No load, system HALT
5V
¾
VIL1
Input Low Voltage for I/O Ports,
TMR and INT
¾
¾
0
VIH1
Input High Voltage for I/O Ports,
TMR and INT
¾
¾
0.7VDD
VIL2
VIH2
VLVR
Input Low Voltage (RES)
Input High Voltage (RES)
Low Voltage Reset Voltage
¾
¾
0
¾
¾
0.9VDD
¾ Configuration option: 3V 2.7
3V
4
IOL
I/O Port Sink Current
VOL=0.1VDD
5V
10
3V
-2
IOH
I/O Port Source Current
VOH=0.9VDD
5V
-5
3V
20
RPH
Pull-high Resistance of I/O Ports
¾
5V
10
VAD
A/D Input Voltage
¾
¾
0
VREF
ADC Input Reference Voltage
Range
¾
¾
1.2
DNL
ADC Differential Non-Linear
¾
¾
¾
INL
ADC Integral Non-Linear
¾
¾
¾
RESOLU Resolution
¾
¾
¾
IADC
Additional Power Consumption 3V
if A/D Converter is Used
5V
¾
¾
¾
Typ.
¾
¾
¾
¾
¾
¾
3
8
20
-4
-10
60
30
¾
¾
¾
±2.5
¾
0.5
1.5
Max.
1
2
0.3VDD
VDD
0.4VDD
VDD
3.3
¾
¾
¾
¾
100
50
VREF
VDD
±2
±4
12
1
3
Unit
mA
mA
V
V
V
V
V
mA
mA
mA
mA
kW
kW
V
V
LSB
LSB
Bits
mA
mA
A.C. Characteristics
Symbol
Parameter
Test Conditions
VDD
Conditions
¾ 2.2V~5.5V
fSYS
System Clock (Crystal OSC)
¾ 3.3V~5.5V
fTIMER Timer I/P Frequency (TMR)
¾ 2.2V~5.5V
¾ 3.3V~5.5V
3V
¾
tWDTOSC Watchdog Oscillator Period
5V
¾
tRES
External Reset Low Pulse Width ¾
¾
tSST
System Start-up Timer Period
¾ Wake-up from HALT
tINT
Interrupt Pulse Width
¾
¾
tAD
A/D Clock Period
¾
¾
tADC
A/D Conversion Time
¾
¾
tADCS
A/D Sampling Time
¾
¾
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
80
¾
tAD
¾
32
¾
tAD
Rev. 1.40
4
July 12, 2005
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