HD6412340 HITACHI [Hitachi Semiconductor], HD6412340 Datasheet - Page 647

• Manufacturer Part Number: HD6412340
• Description: H8S/2345 F-ZTAT Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Table 20.3 Permissible Output Currents
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 20.3.
638
2. When driving a darlington pair or LED directly, always insert a current-limiting resistor in
the output line, as show in figures 20.1 and 20.2.
T
specifications)
a
CC
= –20 to +75 C (regular specifications), T
= AV
Figure 20.1 Darlington Pair Drive Circuit (Example)
H8S/2345 Series
CC
Port 1, A to C
Other output pins
Total of 28 pins
including port 1
and A to C
Total of all output
pins, including the
above
All output pins
Total of all output
pins
= 5.0 V 10%, V
Port
ref
= 4.5 to AV
Symbol
I
–I
OL
OH
I
–I
OL
OH
2k
CC
a
Min
—
—
—
—
—
—
, V
= –40 to +85 C (wide-range
SS
Darlington Pair
= AV
Typ
—
—
—
—
—
—
SS
= 0 V,
Max
10
2.0
80
120
2.0
40
Unit
mA
mA
mA
mA
mA
mA