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Frequent questions

  • [FAQ] LMH0303: How to Tune LMH0303 LMH0307 Cable Fault detection

    Part Number: LMH0303 Other Parts Discussed in Thread: LMH0307 , Background: The LMH0307/3 termination fault detection was never designed to be precise; its purpose is to provide an indication when no cable is connected to the output (near end). The…

  • [FAQ] DS90UB953-Q1: Does this Serializer have failure mode regarding delayed/frozen video transmission?

    Part Number: DS90UB953-Q1 Hi TI expert Can you pls help to confirm if the serializer (DS90UB953)can have Frozen and delayed video output failure modes? If Yes, pls share the safety mechanisms for these failure modes. Thanks Br Weicheng

  • [FAQ] AM6x to DP83867IR: How to read/write register values in DP83867 with addresses above 0x001F?

    Part Number: DP83867IR Problem Statement: Hi Expert, How to read/write register values in DP83867 with addresses above 0x001F? Regards

  • [FAQ] DP83826E: How does Strap1 (CLKOUT/LED1) work on DP83826?

    Part Number: DP83826E DP83826's Strap1 (CLKOUT/LED1) is an internal PU (Pull-up) strap pin. Strapping this high (either by default or external PU) will enable Odd Nibble Detection in the PHY. Strapping this low will disable Odd Nibble Detection as well…

  • [FAQ] TUSB522P: Co-layout with TUSB1002A

    Part Number: TUSB522P Other Parts Discussed in Thread: TUSB1002A Can TUSB522P and TUSB1002A co-layout?

  • [FAQ] DP83822: How to improve margin in 10BaseTe TP_IDL Compliance Tests?

    Part Number: DP83822 The DP83822 has extended registers than can help improve the margins for 10BaseTe TP_IDL tests. Register 0x0023[11:8] = 0x8 by Default Setting 0x0023[11:8] to 0x9 or 0xA can improve Margins. See Pictures below (TP_IDL Load2…

  • [FAQ] DP83TD510E: What is the potential swing levels of DP83TD510E when linking up with link partner?

    Part Number: DP83TD510E

  • [FAQ] Ethernet PHY - Functional Safety FIT Rate, FMD and Pin FMA Reports

    We currently do not have Functional Safety FIT Rate, FMD, and Pin FMA Report available for devices released before DP83TC812.

  • [FAQ] What different types of Reset are available on a TI Ethernet PHY?

    There are four different types of resets available on a TI Ethernet PHY, each with it's own use case. Pin Reset: Activated by asserting the Reset pin low. Digital core is reset, link up process will restart. All internal registers will reinitialize…

  • [FAQ] What is a WUP and how does a CAN transceiver send and receive a WUP on the BUS?

    Other Parts Discussed in Thread: TCAN1043A-Q1 Introduction Any CAN transceiver that has an Inhibit (INH) pin will also have a sleep mode. The purpose of the INH pin is to be able to automatically turn off the voltage regulator for your MCU/Board. This…

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