EXHIBIT 31.4
CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, Arthur O. Whipple certify that:
| 1. | I have reviewed this annual report on Form 10-K/A of PLX Technology, Inc.; |
| 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report; |
/s/ Arthur O. Whipple
Dated: April 27, 2012
Arthur O. Whipple
Chief Financial Officer
(Principal Accounting Officer)