R8C25 Datasheet, PDF (469/525 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MCU R8C FAMILY / R8C/2x SERIES

R8C/24 Group, R8C/25 Group
20. Electrical Characteristics
Timing requirements
(Unless Otherwise Specified: VCC = 2.2 V, VSS = 0 V at Topr = 25°C) [VCC = 2.2 V]
Table 20.30 XIN Input, XCIN Input
Symbol
tc(XIN)
tWH(XIN)
tWL(XIN)
tc(XCIN)
tWH(XCIN)
tWL(XCIN)
XIN input cycle time
XIN input “H” width
XIN input “L” width
XCIN input cycle time
XCIN input “H” width
XCIN input “L” width
Parameter
Standard
Unit
Min.
Max.
200
−
ns
90
−
ns
90
−
ns
14
−
µs
7
−
µs
7
−
µs
XIN input
XCIN input
tWH(XIN)
tWH(XCIN)
tC(XIN)
tWL(XIN)
tC(XCIN)
tWL(XCIN)
Figure 20.16 XIN Input and XCIN Input Timing Diagram when VCC = 2.2 V
VCC = 2.2 V
Table 20.31 TRAIO Input
Symbol
tc(TRAIO)
tWH(TRAIO)
tWL(TRAIO)
TRAIO input cycle time
TRAIO input “H” width
TRAIO input “L” width
Parameter
Standard
Unit
Min.
Max.
500
−
ns
200
−
ns
200
−
ns
TRAIO input
tWH(TRAIO)
tC(TRAIO)
tWL(TRAIO)
Figure 20.17 TRAIO Input Timing Diagram when VCC = 2.2 V
VCC = 2.2 V
Rev.3.00 Feb 29, 2008 Page 452 of 485
REJ09B0244-0300