28.3
AC Characteristics
Figure 28.3 shows the test conditions for the AC characteristics.
This LSI
Ports 1 to 3,
C and D
Figure 28.2 LED Drive Circuit (Example)
LSI output pin
C
R
Figure 28.3 Output Load Circuit
600 Ω
LED
3 V
C = 30pF : All ports
R
= 2.4 kΩ
L
R
= 12 kΩ
R
L
H
I/O timing test levels
• Low level
• High level
H
Rev. 1.00 Apr. 28, 2008 Page 963 of 994
Section 28 Electrical Characteristics
: 0.8 V
: 1.5 V
REJ09B0452-0100