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DP83849IFVS/NOPB Datasheet(PDF) 22 Page - Texas Instruments |
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DP83849IFVS/NOPB Datasheet(HTML) 22 Page - Texas Instruments |
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22 / 108 page ![]() T.2.15.2 T2.15.1 TX_CLK TX_EN TXD Valid Data T2.14.1 T2.14.1 T2.14.2 RX_CLK RXD[0] RX_DV TX_CLK Valid Data T2.13.3 T2.13.4 T2.13.1 T2.13.2 DP83849IF SNOSAX8D – JUNE 2009 – REVISED APRIL 2013 www.ti.com 4.17 AC Specifications — 10 Mb/s Serial Mode Transmit Timing Parameter Description Notes Min Typ Max Units T2.13.1 TX_CLK High Time 10 Mb/s Serial mode 20 25 30 ns T2.13.2 TX_CLK Low Time 10 Mb/s Serial mode 70 75 80 ns T2.13.3 TXD_0, TX_EN Data Setup to 10 Mb/s Serial mode 25 ns TX_CLK rise T2.13.4 TXD_0, TX_EN Data Hold from 10 Mb/s Serial mode 0 ns TX_CLK rise 4.18 AC Specifications — 10 Mb/s Serial Mode Receive Timing (1) Parameter Description Notes Min Typ Max Units T2.14.1 RX_CLK High/Low Time 35 50 65 ns T2.14.2 RX_CLK fall to RXD_0, RX_DV Delay 10 Mb/s Serial mode -10 10 ns (1) RX_CLK may be held high for a longer period of time during transition between reference and recovered clocks. Minimum high and low times will not be violated. 4.19 AC Specifications — 10BASE-T Transmit Timing (Start OF Packet) (1) Parameter Description Notes Min Typ Max Units T2.15.1 Transmit Output Delay from the 10 Mb/s MII mode 3.5 bits Falling Edge of TX_CLK T2.15.2 Transmit Output Delay from the 10 Mb/s Serial mode 3.5 bits Rising Edge of TX_CLK (1) 1 bit time = 100 ns in 10Mb/s. 22 Electrical Specifications Copyright © 2009–2013, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: DP83849IF |
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