R32C161 Datasheet, PDF (86/108 Pages) Renesas Technology Corp – RENESAS MCU

R32C/161 Group
5. Electrical Characteristics
V_CC = 5 V
Timing Requirements (V_CC = 4.2 to 5.5 V, V_SS = 0 V, and T_a = T_opr, unless otherwise noted)
Table 5.20 External Clock Input
Symbol
Characteristic
t_c(X)
t_w(XH)
t_w(XL)
t_r(X)
t_f(X)
t_w / t_c
External clock input period
External clock input high level pulse width
External clock input low level pulse width
External clock input rise time
External clock input fall time
External clock input duty
Value
Unit
Min. Max.
125 250
ns
50
ns
50
ns
5
ns
5
ns
40
60
%
REJ03B0241-0101 Rev.1.01 Dec 07, 2009
Page 86 of 105