HD6432351 Datasheet, PDF (704/989 Pages) Renesas Technology Corp – The H8S/2000 CPU has an internal 32-bit architecture, is provided with sixteen 16-bit general registers and a concise

Table 21-3 Permissible Output Currents
Conditions: V_CC = 2.7 to 5.5 V, AV_CC = 2.7 to 5.5 V, V_ref = 2.7 to AV_CC, V_SS = AV_SS = 0 V,
T_a = –20 to +75°C (regular specifications), T_a = –40 to +85°C (wide-range
specifications)
Item
Symbol Min
Typ
Max Unit
Permissible output
Port 1, A to C
I _OL
low current (per pin) _{Other output pins}
—
—
10
mA
—
—
2.0
mA
Permissible output
Total of 32 pins
∑ I _OL
—
—
80
mA
low current (total)
including port 1
and A to C
Total of all output
pins, including the
above
—
—
120
mA
Permissible output
All output pins
–I _OH
high current (per pin)
—
—
2.0
mA
Permissible output
Total of all output ∑ –I _OH
—
—
40
mA
high current (total)
pins
Notes: 1. To protect chip reliability, do not exceed the output current values in table 21-3.
2. When driving a darlington pair or LED directly, always insert a current-limiting resistor in
the output line, as show in figures 21-1 and 21-2.
H8S/2350 Series
Port
2k Ω
Darlington Pair
Figure 21-1 Darlington Pair Drive Circuit (Example)
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