HT48CA3 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
MFG CO.
'HT48CA3' PDF : 38 Pages View PDF
HT48RA3/HT48CA3
D.C. Characteristics
Symbol
Parameter
VDD
Operating Voltage
IDD1
Operating Current
Test Conditions
VDD
Conditions
¾
¾
3V
No load, fSYS=4MHz
5V
IDD2
Operating Current
(Crystal OSC, RC OSC)
5V No load, fSYS=8MHz
ISTB1
Standby Current (WDT Enabled
and WDT RC OSC On)
3V
5V
No load, system HALT
ISTB2
Standby Current (WDT Disabled)
3V
No load, system HALT
5V
VIL1
VIH1
VIL2
VIH2
VLVR
Input Low Voltage for I/O Ports
Input High Voltage for I/O Ports
Input Low Voltage (RES)
Input High Voltage (RES)
Low Voltage Reset
¾
¾
¾
¾
¾
¾
¾
¾
LVR=2.0V
¾
LVR=3.0V
IOL
I/O Port Sink Current
3V
VOL=0.1VDD
5V
IOH
I/O Port Source Current
3V
VOH=0.9VDD
5V
RPH
Pull-high Resistance
3V
¾
5V
Ta=25°C
Min. Typ. Max. Unit
2.0
¾
5.5
V
¾
0.6 1.5 mA
¾
2
4
mA
¾
4
8
mA
¾
1.1
5
mA
¾
4
10
mA
¾
0.1
1
mA
¾
0.2
2
mA
0
¾ 0.3VDD V
0.7VDD ¾
VDD
V
0
¾ 0.4VDD V
0.9VDD ¾
VDD
V
1.8 1.9 2.0
V
2.7 3.0 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
Rev. 1.50
4
June 29, 2009
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