R5F6442FJFB Datasheet, PDF (118/126 Pages) Renesas Technology Corp – RENESAS MCU

R32C/142 Group and R32C/145 Group
5. Electrical Characteristics
V_CC = 5 V
Timing Requirements (V_CC = 4.2 to 5.5 V, V_CC0 = 3.0 V to V_CC, V_SS = 0 V, and T_a = T_opr, unless
otherwise noted)
Table 5.31 Serial Bus Interface
Symbol
Characteristic
f_(SSCK)
t_c(SSCK)
t_w(SSCKH)
t_w(SSCKL)
t_r(SSCK)
t_f(SSCK)
t_su(SCS-SSCK)
t_h(SSCK-SCS)
t_su(SSI-SSCK)
t_h(SSCK-SSI)
t_su(SSO-SSCK)
t_h(SSCK-SSO)
SSCKi frequency
SSCKi clock cycle time
SSCKi input high level pulse width
SSCKi input low level pulse width
SSCKi input rising time
SSCKi input falling time
SCSi input setup time
SCSi input hold time
SSI input setup time
SSI input hold time
SSO input setup time
SSO input hold time
Value
Min.
Max.
4
250
0.35 × t_c(SSCK) 0.6 × t_c(SSCK)
0.35 × t_c(SSCK) 0.6 × t_c(SSCK)
1
1
t_c(BCLK) + 50
t_c(BCLK) + 50
80
10
80
20
Unit
MHz
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
R01DS0071EJ0110 Rev.1.10
Sep 09, 2011
Page 118 of 123