R-IN32M3_15 Datasheet, PDF (96/105 Pages) Renesas Technology Corp – LSI for Industrial Ethernet

R-IN32M3 Series Data Sheet
(2) MII interface
Parameter
ETHn_TXC input cycle
ETHn_RXC input cycle
ETHn_TXDm output delay time
ETHn_TXEN, ETHn_TXER output delay time
ETHn_RXD input setup time
ETHn_RXD input hold time
ETHn_RXDV, ETHn_RXER input setup time
ETHn_RXDV, ETHn_RXER input hold time
Remark. n = 0, 1, m = 0-7.
4. Electrical Specifications
Symbol Conditions MIN MAX Unit
tTXC
-
40
-
ns
tRXC
-
40
-
ns
tDTKTD
CL = 30pF
0
25
ns
tDTKTE
CL = 30pF
0
25
ns
tSRDRK
-
10
-
ns
tHRDRK
-
10
-
ns
tSRVRK
-
10
-
ns
tHRVRK
-
10
-
ns
ETHn_TXC
(input)
ETHn_TXD[7:0
]
(output)
ETHn_TXEN
ETHn_TXER
(oiutput)
Remark : n = 0, 1
< t_TXC>
< t_DTKTD>
< t_DTKTE>
Figure 4.21 Ethernet access timing diagram (MII transmission)
< t_DTKTE>
ETHn_RXC
(input)
< t_RXC>
ETHn_RXD[7:
0]
(input)
ETHn_RXDV
ETHn_RXER
(input)
Remark : n = 0,
1
Figure 4.22 Ethernet access timing (MII reception)
< t_SRDRK>
< tSRVRK>
< t_HRDRK>
< tHRVRK>
R18DS0008EJ0204
Dec 25, 2014
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