HD643303x Hitachi, HD643303x Datasheet - Page 443

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

Table 17-3 Permissible Output Currents (1)
Conditions: V
Item
Permissible output
low current (per pin)
Permissible output
low current (total)
Permissible output
high current (per pin)
Permissible output
high current (total)
Notes: 1. To protect chip reliability, do not exceed the output current values in table 17-3.
2. When driving a darlington pair or LED, always insert a current-limiting resistor in the
output line, as shown in figures 17-1 and 17-2.
V
T
a
CC
SS
= –40°C to +85°C (wide-range specifications)
= AV
= 2.7 V to 5.5 V, AV
SS
= 0 V, T
Ports 1, 2, 5 and B
Other output pins
Total of 28 pins including
ports 1, 2, 5 and B
Total of all output pins,
including the above
All output pins
Total of all output pins
a
= –20°C to +75°C (regular specifications),
CC
= 2.7 V to 5.5 V, V
428
Symbol
I
I
OL
OH
I
I
REF
OL
OH
= 2.7 V to AV
Min
—
—
—
—
—
—
Typ
—
—
—
—
—
—
CC
,
Max
10
2.0
80
120
2.0
40
Unit
mA
mA
mA
mA
mA
mA