DS90LV032A: Serial resistive terminators

Khoa Dinh

Prodigy 50 points

Part Number: DS90LV032A

Should serial resistive terminators be required for the interface circuits as shown in the attachment? Thanks

serialTerminators.docx

over 1 year ago

0 Khoa Dinh over 1 year ago

Prodigy 50 points

Note that the operating speed is at 40 MHz.

0 Michael Ikwuyum over 1 year ago in reply to Khoa Dinh

TI__Mastermind 27720 points

Hi Khoa,

Similar to the design requirements per section 9.2 of the datasheet (as well as 11.1.3), R termination of about 100 ohms is required on the inputs and additional series resistors should not be necessary if no concerns for impedance mismatch, thanks.

Best Regards,

Michael.

Interface

Interface forum

DS90LV032A: Serial resistive terminators