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DataSheet Catalog - an online datasheet source for electronic components and semiconductors

Digi-Key Corporation is one of the fastest-growing electronic component distributors in the World

Newark - Chicago-based Newark is part of the global Premier Farnell Group, and a leading, multi-channel, high-service electronics distributor supporting millions of engineers and purchasing professionals across the Americas. We offer the broadest selection of components and test equipment and most comprehensive technical information for design engineers and maintenance professionals throughout the US, Canada and Mexico

Mouser Electronics, Inc. is an electronic component distributor, focused on the rapid introduction of new products and technologies to electronic design engineers.