R-IN32M3_15 Datasheet, PDF (95/105 Pages) Renesas Technology Corp – LSI for Industrial Ethernet

R-IN32M3 Series Data Sheet
4.7.10 Ethernet interface
(1) GMII interface
Parameter
ETHn_GTXC output 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
tGTXC
tGRXC
tDGTKTD
tDGTKTE
tSGRDRK
tHGRDRK
tSGRVRK
tHGRVRK
Conditions
CL = 13pF
-
CL = 13pF
CL = 13pF
-
-
-
-
MIN
8
8
0.5
0.5
2.0
0
2.0
0
MAX
-
-
5.5
5.5
-
-
-
-
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ETHn_GTXC
(output)
ETHn_TXD[7:0
]
( output)
ETHn_TXEN
ETHn_TXER
( output)
Remark : n = 0, 1
< t_GTXC>
< t_DGTKTD>
< t_DGTKTE>
Figure 4.19 Ethernet access timing diagram (GMII transmission)
< t_DGTKTE>
ETHn_RXC
(input)
ETHn_RXD[7:
0]
(input)
ETHn_RXDV
ETHn_RXER
(input)
Remark : n = 0,
1
< t_GRXC>
< t_SGRDRK>
< tSGRVRK>
Figure 4.20 Ethernet access timing diagram (GMII reception)
R18DS0008EJ0204
Dec 25, 2014
< t_HGRDRK>
< tHGRVRK>
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