EC-1 Datasheet, PDF (47/58 Pages) Renesas Technology Corp – On-chip 32-bit ARM Cortex-R4F processor

EC-1
2.4.3.8
ESC Timing
Table 2.22 ESC Timing
Output load conditions: V_OH = VCCQ33 × 0.5, V_OL1 = VCCQ33 × 0.5, C = 30 pF
Item
Symbol min
ESC (MII) ETHn_TXC cycle time
ETHn_TXEN output delay time
ETHn_TXD0 to ETHn_TXD3 output delay time
ETHn_RXC cycle time
ETHn_RXDV setup time
ETHn_RXDV hold time
ETHn_RXD0 to ETHn_RXD3 setup time
ETHn_RXD0 to ETHn_RXD3 hold time
ETHn_RXER setup time
ETHn_RXER hold time
t_Tcyc
40
t_TENd
0
t_MTDd
0
t_TRcyc
40
t_RDVs
10
t_RDVh
10
t_MRDs
10
t_MRDh
10
t_RERs
10
t_RERh
10
max
―
25
25
―
―
―
―
―
―
―
2. Electrical Characteristics
Unit
Test Conditions
ns
―
ns
Figure 2.27
ns
ns
―
ns
Figure 2.28
ns
ns
ns
ns
Figure 2.29
ns
ETHn_TXC
ETHn_TXEN
ETHn_TXD[3:0]
t_TENd
t_MTDd
Preamble
SFD
DATA
CRC
ETHn_RXC
(n = 0, 1)
Figure 2.27
MII Transmission Timing
R01DS0289EJ0100 Rev.1.00
Sep 30, 2016
Page 47 of 58