The PRBS7, PRBS15, PRBS23, and PRBS31 polynomials used in the Altera® Transceiver Toolkit are defined as:

- PRBS7 = X^7 + X^6 + 1
- PRBS15 = X^15 + X^14 + 1
- PRBS23 = X^23 + X^18 + 1
- PRBS31 = X^31 + X^28 + 1

**Type:** Answers

**Area:** Component, HSIO

Last Modified: February 14, 2013

The PRBS7, PRBS15, PRBS23, and PRBS31 polynomials used in the Altera® Transceiver Toolkit are defined as:

- PRBS7 = X^7 + X^6 + 1
- PRBS15 = X^15 + X^14 + 1
- PRBS23 = X^23 + X^18 + 1
- PRBS31 = X^31 + X^28 + 1