Renesas R8C/25 User Manual download pdf (Page 43)

R8C/24 Group, R8C/25 Group 5. Electrical Characteristics

Rev.3.00 Feb 29, 2008 Page 41 of 51

REJ03B0117-0300

Timing Requirements

(Unless Otherwise Specified: V

CC = 5 V, VSS = 0 V at Topr = 25°C) [VCC = 5 V]

Figure 5.8 XIN

Input and XCIN Input Timing Diagram when VCC = 5 V

Figure 5.9 TRAIO Input Timing Diagram when V

CC = 5 V

Table 5.18 XIN

Input, XCIN Input

Symbol Parameter

Standard

Unit

Min. Max.

c(XIN) XIN input cycle time 50 − ns

WH(XIN) XIN input “H” width 25 − ns

WL(XIN) XIN input “L” width 25 − ns

c(XCIN) XCIN input cycle time 14 −µs

WH(XCIN) XCIN input “H” width 7 −µs

WL(XCIN) XCIN input “L” width 7 −µs

Table 5.19 TRAIO Input

Symbol Parameter

Standard

Unit

Min. Max.

c(TRAIO) TRAIO input cycle time 100 − ns

WH(TRAIO) TRAIO input “H” width 40 − ns

WL(TRAIO) TRAIO input “L” width 40 − ns

XIN input

tWH(XIN)

tC(XIN)

tWL(XIN)

VCC = 5 V

XCIN input

tWH(XCIN)

tC(XCIN)

tWL(XCIN)

TRAIO input

VCC = 5 V

tC(TRAIO)

tWL(TRAIO)

tWH(TRAIO)

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