Datasheet

R8C/M11A Group, R8C/M12A Group 4. Electrical Characteristics
R01DS0010EJ0200 Rev.2.00 Page 34 of 45
May 31, 2012
Timing Requirements (Vcc = 5 V, Vss = 0 V at Topr = 25 °C, unless otherwise specified)
Figure 4.4 External Clock Input Timing When Vcc = 5 V
Figure 4.5 TRJIO Input Timing When Vcc = 5 V
Table 4.15 External Clock Input (XIN)
Symbol Parameter
Standard
Unit
Min. Max.
t
c(XIN) XIN input cycle time 50 — ns
t
WH(XIN) XIN input high width 24 — ns
t
WL(XIN) XIN input low width 24 — ns
Table 4.16 TRJIO Input
Symbol Parameter
Standard
Unit
Min. Max.
t
c(TRJIO) TRJIO input cycle time 100 — ns
t
WH(TRJIO) TRJIO input high width 40 — ns
t
WL(TRJIO) TRJIO input low width 40 — ns
Vcc = 5 V
External
Clock input
tWH(XIN)
tC(XIN)
tWL(XIN)
Vcc = 5 V
TRJIO input
tWH(TRJIO)
tC(TRJIO)
tWL(TRJIO)