Datasheet

R8C/20 Group, R8C/21 Group 5. Electrical Characteristics
Rev.2.00 Aug 27, 2008 Page 35 of 41
REJ03B0120-0200
Timing Requirements (Unless Otherwise Specified: VCC = 5 V, VSS = 0 V at Topr = 25°C) [VCC = 5 V]
Figure 5.8 XIN Input Timing Diagram when V
CC = 5 V
Figure 5.9 TRAIO Input Timing Diagram when V
CC = 5 V
Table 5.16 XIN
Input
Symbol Parameter
Standard
Unit
Min. Max.
t
c(XIN) XIN input cycle time 50 − ns
t
WH(XIN) XIN input “H” width 25 − ns
t
WL(XIN) XIN input “L” width 25 − ns
Table 5.17 TRAIO Input
Symbol Parameter
Standard
Unit
Min. Max.
t
c(TRAIO) TRAIO input cycle time 100 − ns
t
WH(TRAIO) TRAIO input “H” width 40 − ns
t
WL(TRAIO) TRAIO input “L” width 40 − ns
Vcc = 5V
XIN input
t
WH(XIN)
tc(XIN)
tWL(XIN)
Vcc = 5V
TRAIO input
t
WH(TRAIO)
tc(TRAIO)
tWL(TRAIO)