SH7619 Datasheet, PDF (793/836 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series

Section 25 Electrical Characteristics
25.4.8 SCIF Timing
Table 25.11 SCIF Timing
Conditions: V_CCQ = 3.0 V to 3.6 V, V_CC = 1.71 V to 1.89 V; for Ta, see the operating
temperatures given in appendix B, Product Code Lineup.
Item
Symbol Min. Max.
Unit
Input clock
Clock synchronous t_Scyc
12 
t_pcyc
cycle
Asynchronous
4
Input clock rising time
Input clock falling time
Input clock pulse width
Transmit data delay time
Receive data setup time
(clocked synchronous)
t
SCKR
t
SCKF
t_SCKW
t_TXD
t_RXS
 0.8
t
pcyc
 0.8
t
pcyc
0.4 0.6
t_Scyc
 3 × t_pcyc*+ 50 ns
3
t_pcyc
Receive data hold time
(clocked synchronous)
t_RXH
3
t_pcyc
RTS delay time
CTS setup time
(clocked synchronous)
t
RTSD
 100
ns
t
CTSS
100 
ns
CTS hold time
(clocked synchronous)
t_CTSH
100 
ns
Note: * t_pcyc indicates the period of the peripheral module clock (Pφ).
Reference Figures
Figures 25.39 and
25.40
Figure 25.39
Figure 25.40
SCK
t_SCKW
t_SCKR
t_Scyc
t_SCKF
Figure 25.39 SCK Input Clock Timing
Rev. 5.00 Mar. 15, 2007 Page 755 of 794
REJ09B0237-0500