TLK3131_15 Datasheet, PDF (77/102 Pages) Texas Instruments – Single Channel Multi-Rate Transceiver

TLK3131
www.ti.com
SLLS957A – DECEMBER 2008 – REVISED DECEMBER 2009
4.18 MDIO Timing Requirements Over Recommended Operating Conditions
(Unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
t_period
MDC period
See Figure 4-13.
100
t_setup
MDIO setup to ↑ MDC
See Figure 4-13.
10
t_hold
MDIO hold to ↑ MDC
See Figure 4-13.
10
T_valid
MDIO valid from MDC ↑
0
NOM MAX
40
UNIT
ns
ns
ns
ns
MDC
MDIO
t_PERIOD
t_SETUP
t_HOLD
Figure 4-13. MDIO Read/Write Timing
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