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Frequent questions

  • [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…

  • [FAQ] DS90UB935-Q1: FPD-Link Data Rate 3Gbps?

    Part Number: DS90UB935-Q1 Does the DS90UB935-Q1 FPD-Link interface run at 3Gbps or 4Gbps?

  • [FAQ] DS90UB954-Q1: CSI-2 Lanes SER vs. DES

    Part Number: DS90UB954-Q1 Does the number of CSI-2 lanes programmed for 954 need to match the number of input lanes for 953/935?

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