Holtek HT827A0 Manual page 6

D.C. Characteristics
Symbol Parameter
V Operating Voltage
DD
I
Operating Current (Crystal OSC)
DD1
I
Operating Current (RC OSC)
DD2
I
Standby Current (WDT Enabled)
STB1
I
Standby Current (WDT Disabled)
STB2
V
Input Low Voltage for I/O Ports
IL
V
Input High Voltage for I/O Ports
IH
Input Low Voltage
V
IL1
(RES, TMR, INT)
Input High Voltage
V
IH1
(RES, TMR, INT)
I/O Port Sink Current
I
OL1
(PA, PC, PD, PE)
I/O Port Source Current
I
OH1
(PA, PC, PD, PE)
I
PB Sink Current
OL2
I
PB Source Current
OH2
Pull-high Resistance of I/O Ports
R
PH
& INT
I
Max. AUD Output Current
O
Test Conditions
Min.
V Conditions
DD
2.4
¾ ¾
3V ¾
No load,
f =4MHz
5V SYS ¾
3V
¾
No load,
f =4MHz
5V SYS ¾
3V ¾
No load,
system Halt
5V
¾
3V ¾
No load,
system Halt
5V ¾
3V 0
¾
5V ¾ 0
3V ¾ 2.4
5V 4.0
¾
3V ¾ 0
5V ¾ 0
3V 2.4
¾
5V ¾ 4.0
V =0.3V
3V 2
OL
5V V =0.5V 6
OL
3V V =2.7V -1
OH
V =4.5V
5V -2
OH
3V V =0.3V 6
OL
5V V =0.5V 20
OL
V =2.7V
3V -0.5
OH
5V V =4.5V -1
OH
3V ¾ 25
5V ¾ 10
3V V =0.6V -1.5
OH
5V V =0.6V -3.5
OH
6
HT827A0
Ta=25°C
Typ. Max. Unit
5.2 V
¾
1.5 3 mA
3 5 mA
1.5 3 mA
2.5 5 mA
¾ 10 mA
20
¾ mA
¾ 3 mA
¾ 5 mA
0.6 V
¾
¾ 1.0 V
¾ 3 V
5 V
¾
¾ 0.6 V
¾ 1.0 V
3 V
¾
¾ 5 V
4 ¾ mA
10 ¾ mA
-1.5 ¾ mA
-4 ¾ mA
10 ¾ mA
25 ¾ mA
-1 ¾ mA
-2 ¾ mA
50 100 kW
30 60 kW
-2 ¾ mA
-4 ¾ mA
March 15, 2000