HT46R232/HT46C232
D.C. Characteristics
Test Conditions
Symbol
Parameter
V
DD
V
DD
Operating Voltage
¾
3V
Operating Current (Crystal OSC)
5V
I
DD2
3V
Operating Current (RC OSC)
5V
I
DD3
Operating Current
(Crystal OSC, RC OSC)
Standby Current (WDT Enabled)
5V
I
STB2
3V
Standby Current (WDT Disabled)
5V
V
IL1
V
IH1
V
IL2
V
IH2
V
LVR
I
OL
Input Low Voltage for I/O Ports,
TMR0, TMR1 and INT
Input High Voltage for I/O Ports,
TMR0, TMR1 and INT
Input Low Voltage (RES)
Input High Voltage (RES)
Low Voltage Reset Voltage
I/O Port Sink Current
5V
I
OH
3V
I/O Port Source Current
5V
R
PH
V
AD
E
AD
I
ADC
3V
Pull-high Resistance
5V
A/D Input Voltage
A/D Conversion Error
Additional Power Consumption
if A/D Converter is Used
¾
¾
3V
5V
¾
¾
¾
¾
V
OH
=0.9V
DD
¾
¾
¾
¾
¾
3V
¾
¾
¾
¾
¾
V
OL
=0.1V
DD
No load, system HALT
5V
3V
No load, system HALT
Conditions
f
SYS
=4MHz
f
SYS
=8MHz
No load, f
SYS
=4MHz
ADC disable
No load, f
SYS
=4MHz
ADC disable
No load, f
SYS
=8MHz
ADC disable
2.2
3.3
¾
¾
¾
¾
¾
¾
¾
¾
¾
0
0.7V
DD
0
0.9V
DD
2.7
4
10
-2
-5
20
10
0
¾
¾
¾
¾
¾
0.6
2
0.8
2.5
4
¾
¾
¾
¾
¾
¾
¾
¾
3
8
20
-4
-10
60
30
¾
±0.5
0.5
1.5
5.5
5.5
1.5
4
1.5
4
8
5
10
1
2
0.3V
DD
V
DD
0.4V
DD
V
DD
3.3
¾
¾
¾
¾
100
50
V
DD
±1
1
3
V
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
V
mA
mA
mA
mA
kW
kW
V
LSB
mA
mA
Min.
Typ.
Max.
Unit
Ta=25°C
I
DD1
I
STB1
Rev. 1.50
4
January 21, 2009
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
