Datasheet

Section 28 Electrical Characteristics
Rev. 2.00 Sep. 28, 2009 Page 961 of 994
REJ09B0452-0200
Table 28.2 DC Characteristics (4) Using FSI Function
Conditions: V
CC
= 3.0 V to 3.6 V, V
SS
= 0 V
Item Symbol Min. Typ. Max. Unit Test Conditions
Input high voltage PB7 to PB4 V
IH
V
CC
× 0.7 ⎯ V
CC
+ 0.3 V ⎯
Input low voltage V
IL
− 0.3 ⎯ V
CC
× 0.2 ⎯
V
CC
− 0.5 ⎯ ⎯ I
OH
= −200 μA Output high
voltage
V
OH
V
CC
− 1.0 ⎯ ⎯ I
OH
= −1 mA
Output low voltage V
OL
⎯ ⎯ 0.4 I
OL
= 1.6 mA
Input pull-up MOS
current
− l
P
30 ⎯ 300 μA V
in
= 0 V
Input capacitance C
in
⎯ ⎯ 10 pF V
in
= 0 V, f = 1 MHz,
Ta = 25 °C
Table 28.3 Permissible Output Currents
Conditions: V
CC
= 3.0 V to 3.6 V, V
SS
= 0V
Item Symbol Min. Typ. Max. Unit
Permissible output low
current (per pin)
SCL0, SDA0, SCL1, SDA1, SCL2,
SDA2, ExSCLA, ExSDAA, ExSCLB,
ExSDAB, PS2AC to PS2DC, PS2AD
to S2DD, and PA7 to PA4 (bus drive
function selected)
I
OL
⎯ ⎯ 8 mA
Ports 1, 2, 3, C, and D ⎯ ⎯ 5
Other output pins ⎯ ⎯ 2
Total of ports 1, 2, 3, C, and D ΣI
OL
⎯ ⎯ 40 Permissible output low
current (total)
Total of all output pins, including the
above
⎯ ⎯ 60
Permissible output high
current (per pin)
All output pins –I
OH
⎯ ⎯ 2
Permissible output high
current (total)
Total of all output pins Σ– I
OH
⎯ ⎯ 30
Notes: 1. To protect LSI reliability, do not exceed the output current values in table 28.3.
2. When driving a Darlington transistor or LED, always insert a current-limiting resistor in
the output line, as show in figures 28.1 and 28.2.