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Table 22.23 Permissible Output Currents
Conditions: V
= 4.5 V to 5.5 V, AV
CC
V
= AV
SS
T
= –40°C to 85°C (wide-range specifications)
a
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 22.23.
2. When directly driving a darlington pair or LED, always insert a current-limiting resistor in
the output line, as shown in figures 22.7 and 22.8.
Figure 22.7 Darlington Pair Drive Circuit (Example)
= 4.5 V to 5.5 V, V
CC
= 0 V, T
= –40°C to +75°C (regular specifications),
SS
a
Ports 1, 2, and 5
Other output pins
Total of 20 pins in
Ports 1, 2, and 5
Total of all output pins,
including the above
All output pins
Total of all output pins
H8/3064F-ZTAT
B-mask version
Port
= 4.5 V to AV
REF
Symbol
Min
I
—
OL
—
ΣI
—
OL
—
| –I
|
—
OH
| ΣI
|
—
OH
2 kΩ
Darlington pair
,
CC
Typ
Max
Unit
—
10
mA
—
2.0
mA
—
80
mA
—
120
mA
—
2.0
mA
—
40
mA
699
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