Freescale Semiconductor Holdings I, a global leader in embedded processing semiconductors and solutions LBO'd in 2006 by a group of investors including Blackstone, Carlyle, Permira and TPG Capital, filed on Friday with the SEC to raise up to $1.15 billion in an initial public offering. The Austin, TX-based company, which was originally founded in 1949 as a division of Motorola, booked $4.5 billion in sales last year. Citi and Deutsche Bank Securities serving as lead underwriters on the deal. Pricing terms and timing were not disclosed.