CHAPTER 20 ELECTRICAL SPECIFICATIONS
702
User’s Manual U15109EJ3V0UD
(7) Asynchronous serial interface (UART0 to UART3) timing
(T
A
= –40 to +85°C, PORTV
DD
= 3.0 to 5.5 V,
µµµµ
PD703068Y, 703069Y, 703088Y, 703089Y: V
DD
= 3.5 to 5.5 V,
µµµµ
PD70F3089Y: V
DD
= 4.0 to 5.5 V)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
ASCKn cycle time
<60>
t
KCY13
200
ns
ASCKn high-level width
<61>
t
KH13
80
ns
ASCKn low-level width
<62>
t
KL13
80
ns
Remark
n = 0 to 3
<63>
<62>
<60>
ASCKn (input)
Remark
n = 0 to 3