TXB0102: Unused pin

Irfan Shaikh

Intellectual 480 points

Part Number: TXB0102

Dear Team,

I am using TXB0102DCUR in our design.
What to do if i dont use one of the IO lines B2 and A2?

Regards,
Irfan

4 months ago

0 Jack Guan 4 months ago

TI__Guru 50281 points

Hi Irfan,

Unused ports are generally recommended to be set to a known logic state to VCC or GND to avoid potential noise from coupling onto the other data lines.

Regards,

Jack

0 Irfan Shaikh 4 months ago in reply to Jack Guan

Intellectual 480 points

Hi Jack,

What should be the resistor value if i want to PU to VCC and what if i want to PD to GND.

Regards,
Irfan

0 Joshua Salinas 4 months ago in reply to Irfan Shaikh

TI__Mastermind 33510 points

Hello Irfan,

We will take a look at your question and respond by Monday. Thanks!

Regards,

Josh

0 Jack Guan 4 months ago in reply to Joshua Salinas

TI__Guru 50281 points

Hi Irfan,

This FAQ should help answer this question: [FAQ] What should be done with unused I/O pins of the level translator devices?

Regards,

Jack

+1 Irfan Shaikh 4 months ago in reply to Jack Guan

Intellectual 480 points

Hi Jack,

Thank you for the help.

Regards,
Irfan

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TXB0102: Unused pin