h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 532

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

Table 18.4 Permissible Output Currents
Conditions: V
Caution: 1. To protect the LSI’s reliability, do not exceed the output current values in table 18.4.
Rev. 2.00, 03/04, page 500 of 534
Item
Permissible output low
current (per pin)
Permissible output low
current (total)
Permissible output high
current (per pin)
Permissible output high
current (total)
2. To drive the Darlington transistor directly, inset a current-limit resister between the
LSI and the transistor, as shown in figure 18.1.
CC
= 3.0 V to 3.6 V, V
Figure 18.1 Sample of Dalington Transistor Drive Circuit
Ports 1 and 4
All output pins
execept ports 1 and 4
Total of all output pins ΣI
All output pins
Total of all output pins Σ−I
This LSI
Port
SS
= 0 V
2 kΩ
Symbol
I
−I
OL
OH
OL
OH
Darlington transistor
Min.





Typ.





Max.
1.6
2
60
2
30
Unit
mA
mA
mA
mA