PDF Solutions Announces Second Fiscal Quarter 2008 Financial Results Release Date

SAN JOSE, Calif., July 8, 2008 (PRIME NEWSWIRE) -- PDF Solutions(r), Inc.
(Nasdaq:PDFS), the leading provider of process-design integration technologies
to enhance IC manufacturability, announced the date and time that it will
release financial results for its second fiscal quarter ended June 30, 2008.
John Kibarian, CEO, and Keith Jones, CFO, will host a live teleconference on
Wednesday, July 30, 2008 beginning at 3:00 p.m. Pacific Time / 6:00 p.m. Eastern
Time to discuss the results. The teleconference will be webcast simultaneously
on the company's website at http://ir.pdf.com/medialist.cfm.

An archive of the call will remain available until Wednesday, August 27, 2008 at
11:59 p.m. Pacific Time. To hear the replay when calling from within the United
States or Canada, call 1-800-642-1687. When calling from outside of the United
States or Canada, call +1-706-645-9291. The access code for both replay options
is 55486547. An archive of the webcast will remain available on the company's
website.

About PDF Solutions

PDF Solutions, Inc. (NASDAQ: PDFS) is the leading provider of yield improvement
technologies and services for the IC manufacturing process life cycle. PDF
Solutions offers solutions that are designed to enable clients to lower costs of
IC design and manufacture, enhance time to market, and improve profitability by
addressing design and manufacturing interactions from product design to initial
process ramps to mature manufacturing operations. PDF Solutions'
Characterization Vehicle(r) (CV(r)) test chips provide the core modeling
capabilities, and are used by more leading manufacturers than any other test
chips in the industry. PDF Solutions' industry leading yield management system
software, dataPOWER(r), and fault detection and classification software,
maestria (r), enhance yield improvement and production control activities at
leading fabs around the world. Headquartered in San Jose, Calif., PDF Solutions
operates worldwide with additional offices in China, Europe, Japan and Korea.
For the company's latest news and information, visit http://www.pdf.com/.

The PDF Solutions, Inc. logo is available at
http://www.primenewswire.com/newsroom/prs/?pkgid=3199

Characterization Vehicle, CV, dataPOWER, maestria, PDF Solutions, and the PDF
Solutions logo are registered trademarks of PDF Solutions, Inc.

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CONTACT: PDF Solutions, Inc.
Investor Relations Contacts:
P. Steven Melman, V.P., Investor Relations
(408) 938-6445
steve.melman@pdf.com
Sonia Segovia, Investor Relations Coordinator
(408) 938-6491
sonia.segovia@pdf.com