R-IN32M3 Datasheet, PDF (106/116 Pages) Renesas Technology Corp – LSI for Industrial Ethernet

R-IN32M3 Series Data Sheet
4. Electrical Specifications
(2) MII interface
Parameter
Symbol Conditions MIN MAX Unit
ETHn_TXC input cycle
ETHn_RXC input cycle
tTXC
-
tRXC
-
40
-
ns
40
-
ns
ETHn_TXDm output delay time (from ETHn_TXC↑)
tDTKTD
CL = 30pF
0
25
ns
ETHn_TXEN, ETHn_TXER output delay time (from
ETHn_TXC↑)
tDTKTE
CL = 30pF
0
25
ns
ETHn_RXDm input setup time (to ETHn_RXC↑)
ETHn_RXDm input hold time (from ETHn_RXC↑)
tSRDRK
-
tHRDRK
-
10
-
ns
10
-
ns
ETHn_RXDV, ETHn_RXER input setup time (to ETHn_RXC↑) tSRVRK -
10
-
ns
ETHn_RXDV, ETHn_RXER input hold time (from
ETHn_RXC↑)
tHRVRK
-
10
-
ns
ETHn_TXC
(input)
ETHn_TXDm
(output)
< t_TXC>
< t_DTKTD>
ETHn_TXEN
ETHn_TXER
(oiutput)
< t_DTKTE>
Figure 4.27 Ethernet Access Timing Diagram (MII Transmission)
< t_DTKTE>
ETHn_RXC
(input)
ETHn_RXDm
(input)
ETHn_RXDV
ETHn_RXER
(input)
< t_RXC>
< t_SRDRK>
< t_SRVRK>
Figure 4.28 Ethernet Access Timing (MII Reception)
Remark: n = 0, 1, m = 0-7
< t_HRDRK>
< t_HRVRK>
R18DS0008EJ0401
Feb 28, 2017
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