May 1 (Reuters) - Longtime Kleiner Perkins partner Wen Hsieh is leaving the Silicon Valley venture capital establishment to start a fund with backing from the firm and Taiwanese chipmaker TSMC (2330.TW), sources told Reuters. Hsieh is in advanced talks to raise $200 million from limited partners including Kleiner Perkins and TSMC for the new fund called Matter Ventures. A Kleiner Perkins spokesperson confirmed Hsieh's departure and the firm's participation in the fund. TSMC did not respond to a request for comment. Kleiner Perkins's Haomiao Huang is also leaving the firm to join Hsieh in the new fund, which will...