HD6433308 HITACHI [Hitachi Semiconductor], HD6433308 Datasheet - Page 280

• Manufacturer Part Number: HD6433308
• Description: Hitachi Single-Chip MicroComputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

Table 17-3. Allowable Output Current Sink Values
Conditions: V
Item
Allowable output Low
current sink (per pin)
Allowable output Low
current sink (total)
Allowable output High
current sink (per pin)
Allowable output High
current sink (total)
Note: To avoid degrading the reliability of the chip, be careful not to exceed the output current
sink values in table 17-3. In particular, when driving a Darlington transistor pair or LED directly,
be sure to insert a current-limiting resistor in the output path. See figures 17-1 and 17-2.
CC
Figure 17-1. Example of Circuit for Driving a Darlington Pair
= AV
CC
Figure 17-2. Example of Circuit for Driving a LED
= 5.0V ±10%, V
Ports 1 and 2
Other output pins
Ports 1 and 2, total
All output pins
All output pins
Total of all output
H8/330
H8/330
Port 1 or 2
Port
SS
= AV
272
Symbol
I
–I
Ta = –40 to 85˚C (wide-range specifications)
SS
OL
I
–I
LED
OH
OL
2 kΩ
= 0V, Ta = –20 to 75˚C (regular specifications)
OH
Darlington
pair
Vcc
600 Ω
min
–
–
–
–
–
–
typ
–
–
–
–
–
–
max
10
2.0
80
120
2.0
40
Unit
mA
mA
mA
mA
mA
mA