HT48R30A-1 Просмотр технического описания (PDF) - Holtek Semiconductor
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HT48R30A-1 Datasheet PDF : 39 Pages
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HT48R30A-1/HT48C30-1
D.C. Characteristics
Ta=25°C
Symbol
Parameter
VDD
Operating Voltage
IDD1
Operating Current (Crystal OSC)
IDD2
Operating Current (RC OSC)
IDD3
Operating Current
(Crystal OSC, RC OSC)
Test Conditions
VDD
Conditions
¾ fSYS=4MHz
¾ fSYS=8MHz
3V
No load, fSYS=4MHz
5V
3V
No load, fSYS=4MHz
5V
5V No load, fSYS=8MHz
Min.
2.2
3.3
¾
¾
¾
¾
¾
Typ. Max. Unit
¾
5.5
V
¾
5.5
V
0.6 1.5 mA
2
4
mA
0.8 1.5 mA
2.5
4
mA
4
8
mA
ISTB1
ISTB2
ISTB3
VIL1
VIH1
VIL2
VIH2
VLVR
IOL
IOH
RPH
3V
¾
¾
5
mA
Standby Current (WDT Enabled RTC Off)
No load, system HALT
5V
¾
¾
10
mA
3V
¾
¾
1
mA
Standby Current (WDT Disabled RTC Off)
No load, system HALT
5V
¾
¾
2
mA
3V
¾
¾
5
mA
Standby Current (WDT Disabled, RTC On)
No load, system HALT
5V
¾
¾
10
mA
Input Low Voltage for I/O Ports
¾
¾
0
¾ 0.3VDD V
Input High Voltage for I/O Ports
¾
¾
0.7VDD ¾
VDD
V
Input Low Voltage (RES)
¾
¾
0
¾ 0.4VDD V
Input High Voltage (RES)
¾
¾
0.9VDD ¾
VDD
V
Low Voltage Reset
¾ LVR enabled
2.7 3.0 3.3
V
I/O Port Sink Current
3V VOL=0.1VDD
5V VOL=0.1VDD
4
8
¾ mA
10
20
¾ mA
I/O Port Source Current
3V VOH=0.9VDD
5V VOH=0.9VDD
-2
-4
¾ mA
-5 -10 ¾ mA
Pull-high Resistance
3V
¾
5V
¾
20
60 100 kW
10
30
50
kW
Rev. 2.00
4
April 24, 2009
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