ADSP-BF512/BF512F, BF514/BF514F, BF516/BF516F, BF518/BF518F
Table 46. 10/100 Ethernet MAC Controller Timing: RMII Transmit Signal
Parameter1
Switching Characteristics
tEREFCLKOV
tEREFCLKOH
RMII REF_CLK Rising Edge to Tx Output Valid (Data Out Valid)
RMII REF_CLK Rising Edge to Tx Output Invalid (Data Out Hold)
1 RMII outputs synchronous to RMII REF_CLK are ETxD1–0.
Min
Max
Unit
8.1
ns
2
ns
RMII_REF_CLK
ETxD1–0
ETxEN
tREFCLK
tREFCLKOH
tREFCLKOV
Figure 34. 10/100 Ethernet MAC Controller Timing: RMII Transmit Signal
Rev. B | Page 47 of 68 | January 2011