Datasheet

Table Of Contents
1
GMTCLK (Output)
MTXD7−MTXD0,
MTXEN (Outputs)
1
MTCLK (Input)
MTXD7−MTXD4(GMII only),
MTXD3−MTXD0,
MTXEN (Outputs)
TMS320DM6467T
SPRS605C JULY 2009REVISED JUNE 2012
www.ti.com
Table 7-76. Switching Characteristics Over Recommended Operating Conditions for EMAC MII and GMII
Transmit 10/100 Mbit/s
(1)
(see Figure 7-54)
-1G
NO. PARAMETER 100/10 Mbps UNIT
MIN MAX
1 t
d(MTCLKH-MTXD)
Delay time, MTCLK high to transmit selected signals valid 5 25 ns
(1) For MII, Transmit selected signals include: MTXD[3:0] and MTXEN.
For GMII, Transmit selected signals include: MTXD[7:0] and MTXEN.
Figure 7-54. EMAC Transmit Interface Timing [MII and GMII Operation]
Table 7-77. Switching Characteristics Over Recommended Operating Conditions for EMAC GMII Transmit
1000 Mbit/s
(1)
(see Figure 7-55)
-1G
NO. PARAMETER 1000 Mbps UNIT
MIN MAX
1 t
d(GMTCLKH-MTXD)
Delay time, GMTCLK high to transmit selected signals valid 0.5 5 ns
(1) For GMII, Transmit selected signals include: MTXD[7:0] and MTXEN.
Figure 7-55. EMAC Transmit Interface Timing [GMII Operation]
258 Peripheral Information and Electrical Specifications Copyright © 2009–2012, Texas Instruments Incorporated
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