R-IN32M3 Datasheet, PDF (101/116 Pages) Renesas Technology Corp – LSI for Industrial Ethernet

R-IN32M3 Series Data Sheet
4. Electrical Specifications
4.8.7
CSI Interface
The clocked serial interface (CSI) supports both master and slave mode.
(1) Master mode
Parameter
CSISCKn output cycle
CSISCKn output high level width
CSISCKn output low level width
CSISIn input setup time (to CSISCKn↑)
CSISIn input setup time (to CSISCKn↓)
CSISIn input hold time (from CSISCKn↑)
CSISIn input hold time (from CSISCKn↓)
CSISOn output delay time (from CSISCKn↑)
CSISOn output delay time (from CSISCKn↓)
CSISOn output hold time (from CSISCKn↑)
CSISOn output hold time (from CSISCKn↓)
Symbol
tCSIMSCK
tWSKH
tWSKL
tSMSI
tSMSI
tHMSI
tHMSI
tDMSO
tDMSO
tHMSO
tHMSO
Conditions
CL = 15pF
CL = 15pF
CL = 15pF
-
-
-
-
CL = 15pF
MIN
40
tCSIMSCK×0.5 – 5.0
tCSIMSCK×0.5 – 5.0
8.5
8.5
7.0
7.0
-
-
tCSIMSCK × 0.5 - 5.0
tCSIMSCK × 0.5 - 5.0
MAX
Unit
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
7.0
ns
7.0
ns
-
ns
-
ns
CSISCKn (I/O)
CSISIn (Input)
CSISOn (Output)
< t_SMSI >
< t_DMSO >
< t_CSIMSCK >
< t_HMSI>
< t_HMSO>
Figure 4.20 CSI Access Timing Diagram (Master Mode)
Remarks 1. n = 0, 1
2. Above timing diagram shows the case for when "Data Output from CSISCKn↓" and "Data
Input from CSISCKn↑". See the timing diagram according to the operating mode.
R18DS0008EJ0401
Feb 28, 2017
Page 101 of 110