HD64F3687HV Datasheet, PDF (464/538 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

Section 23 Electrical Characteristics
t_SCKW
SCK3
t_Scyc
Figure 23.5 SCK3 Input Clock Timing
V_IH or V_OH^*
SCK3 V_IL or V_OL *
t_Scyc
t_TXD
TXD
(transmit data)
RXD
(receive data)
V_OH^*
V_OL ^*
t_RXS
t_RXH
Note:
* Output timing reference levels
Output high: V _OH= 2.0 V
Output low:
V _OL= 0.8 V
Load conditions are shown in figure 23.8.
Figure 23.6 SCI Input/Output Timing in Clocked Synchronous Mode
Rev.5.00 Nov. 02, 2005 Page 430 of 500
REJ09B0027-0500