LM3668SDX-4550 LM3668 1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter; Package: LLP; No of Pins: 12; Qty per Container: 4500; Container: Reel
LM4550BVHX LM4550B AC '97 Rev 2.1 Multi-Channel Audio Codec with Stereo Headphone Amplifier, Sample Rate Conversion and National 3D Sound; Package: LQFP; No of Pins: 48