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Showing 50 results View by: Thread Post Sort by
  • DP83TC814R-Q1: MDIO (SMI) Interface

    Ray Vincent Aranzaso
    Ray Vincent Aranzaso
    TI Thinks Resolved
    Part Number: DP83TC814R-Q1 Hi, Good Day. This component needs a default config and I want to know if all of the required config (Table 8-17) can be done via the MDIO (SMI) interface. Could you let me know how this is done? Please advise. Thank you…
    • over 3 years ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814R-Q1: Boot strap latch in timing

    Kazuki Kuramochi
    Kazuki Kuramochi
    Resolved
    Part Number: DP83TC814R-Q1 Hello Expert, I'd like to know about the Boot strap latch-in timing when they after release RESET_N after VDD supplied. Their RESET_N release timing is as follows. For the case of RESET_N and VDD supply becoming high simultaneously…
    • Resolved
    • over 3 years ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814R-Q1: Unused pin termination in RMII mode

    Kazuki Kuramochi
    Kazuki Kuramochi
    Resolved
    Part Number: DP83TC814R-Q1 Hello Expert, My customer is considering to use DP83TC814R-Q1 under RMII mode. In this mode, TX/RX_D[3:2] and TX_CLK will be unused. Then, could we float this pins or should we need to set as PD or PU? Thank you and best…
    • Resolved
    • over 3 years ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814R-Q1: RMII mode TX/RX termination

    Kazuki Kuramochi
    Kazuki Kuramochi
    Resolved
    Part Number: DP83TC814R-Q1 Hello expert, My customer is designing circuit using DP83TC814R-Q1. Then, we have question regarding RX/TX pin under RMII mode. For this pin, there isn't internal pull resistor under RMII mode operation. Then, they'd like…
    • Resolved
    • over 3 years ago
    • Interface
    • Interface forum
  • DP83TC814R-Q1: RGMII trace length matching requirement @ 100BASE-T1

    Robert Charnock
    Robert Charnock
    TI Thinks Resolved
    Part Number: DP83TC814R-Q1 What is the RGMII trace length matching requirement when operating at 100BASE-T1.
    • over 3 years ago
    • Interface
    • Interface forum
  • DP83TC814R-Q1: About DP83TC814x-Q1 100BASE-T1 Automotive Ethernet PHY

    Piyush Nahar
    Piyush Nahar
    Part Number: DP83TC814R-Q1 Hi, I am Piyush Nahar, Hardware Design Engineer from Minda Instruments Ltd, Pune(India). I have query about the MDC & MDIO pin mapping/interfacing with the host controller- do we need to connect these two pins to GPIO pins…
    • over 3 years ago
    • Interface
    • Interface forum
  • RE: DP83TG720R-Q1: DP83TC818S-Q1 DP83TC817S-Q1 DP83TG721R-Q1 DP83TC811-Q1 DP83TG721S-Q1 DP83TC813R-Q1 DP83TC813S-Q1 DP83TC814R-Q1 DP83TC814S-Q1 DP83TC812R-Q1 DP83TC812S-Q1 DP83TG720R-Q1 DP83TG720S-Q1 DP83TD510E DP83TC811S-Q1 DP83TC811R-Q1

    Evan Su
    Evan Su
    Hi Carlos, The 10BASE-T1L products are generally suitable for 2000+ meters. The 100BASE-T1 products have been tested with cable lengths up to 15 meters. The 1000BASE-T1 products are also generally intended for cable lengths of 15 meters or less but…
    • over 1 year ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814R-Q1: Questions for setting of RX_ER and XI

    Kazuki Kuramochi
    Kazuki Kuramochi
    Resolved
    Part Number: DP83TC814R-Q1 Hello Expert, Our customer have questions about how to use DP83TC814R-Q1 in RMII application. Would you answer following questions? Could we ignore RX_ER pin from the view point of MAC operation? I suspect that they don…
    • Resolved
    • over 3 years ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814R-Q1: Question for recommended 3-Level starp resistor value

    Kazuki Kuramochi
    Kazuki Kuramochi
    Resolved
    Part Number: DP83TC814R-Q1 Hello Expert, I have questions of Datasheet's Table 8-15. Recommended 3-Level Strap Resistor Ratios for PHY address. At first, I supposed that this table show pull-up resistor value's recommendation based on as ratio of…
    • Resolved
    • over 3 years ago
    • Interface
    • Interface forum
  • DP83TC814R-Q1: what's the meaning of Ground Escape?

    Hazel Sun
    Hazel Sun
    TI Thinks Resolved
    Part Number: DP83TC814R-Q1 Other Parts Discussed in Thread: DP83TC811 Hi team, I notice there are PINS named Ground Escape, what's the meaning of these PINS? can you help to explain the use scenarios and principles? thanks
    • over 3 years ago
    • Interface
    • Interface forum
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