HT46R321 查看數據表（PDF） - Holtek Semiconductor
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HT46R321 Datasheet PDF : 45 Pages
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HT46R321
Absolute Maximum Ratings
Supply Voltage ...........................VSS-0.3V to VSS+6.0V
Input Voltage..............................VSS-0.3V to VDD+0.3V
IOL Total ..............................................................150mA
Total Power Dissipation .....................................500mW
Storage Temperature ............................-50°C to 125°C
Operating Temperature...........................-40°C to 85°C
IOH Total............................................................-100mA
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed
in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.
D.C. Characteristics
Operating Temperature: 40°C~+85°C, Ta=25°C
Symbol
Parameter
VDD
Operating Voltage
Test Conditions
VDD
Conditions
¾ fSYS=4MHz
¾ fSYS=8MHz
IDD1
Operating Current
(Crystal OSC)
3V No load, fSYS=4MHz
5V ADC disable
IDD2
Operating Current
(RC OSC)
3V No load, fSYS=4MHz
5V ADC disable
IDD3
Operating Current
(Crystal OSC, RC OSC)
5V
No load, fSYS=8MHz
ADC disable
ISTB1
Standby Current
(WDT Enabled)
3V No load,
5V system HALT
ISTB2
Standby Current
(WDT Disabled)
3V No load,
5V system HALT
VIL1
Input Low Voltage for I/O Ports,
TMR and INT
¾
¾
VIH1
Input High Voltage for I/O Ports,
TMR and INT
¾
¾
VIL2
VIH2
VLVR
IOL1
IOH1
IOL2
IOH2
Input Low Voltage (RES)
¾
¾
Input High Voltage (RES)
¾
¾
Low Voltage Reset
¾ Temperature=25°C
I/O Port Sink Current
(PA, PB, PD0, PD5, PD6)
3V VOL=0.1VDD
5V VOL=0.1VDD
I/O Port Source Current
(PB, PD)
3V VOH=0.9VDD
5V VOH=0.9VDD
PD1~PD4 Ports Sink Current for 3V VOL=0.1VDD
LED Driver
5V VOL=0.1VDD
PA Ports Source Current for LED 3V VOH=0.9VDD
Driver
5V VOH=0.9VDD
RPH
Pull-high Resistance
3V
¾
5V
¾
VAD
A/D Input Voltage
¾
¾
Min.
2.2
3.3
¾
¾
¾
¾
¾
¾
¾
¾
¾
0
0.7VDD
0
0.9VDD
2.7
4
10
-2
-5
8
20
-4
-10
20
10
0
Typ.
¾
¾
0.6
2.0
0.8
2.5
3
¾
¾
¾
¾
¾
¾
¾
¾
3.0
8
20
-4
-10
16
40
-8
-20
60
30
¾
Max.
5.5
5.5
1.5
4.0
1.5
4.0
5
5
10
1
2
0.3VDD
VDD
0.4VDD
VDD
3.3
¾
¾
¾
¾
¾
¾
¾
¾
100
50
VDD
Unit
V
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
V
mA
mA
mA
mA
mA
mA
mA
mA
kW
kW
V
Rev. 1.00
4
August 3, 2007
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