LTM2884 BLOCK DIAGRAM VBUS VCC VCC2 2.2µF 4.7µF 22µF DC/DC VLO2 3.3V 3.3V REG REG 2.2µF VLO 2.2µF ISOLATED COMMUNICATION ISOLATED COMMUNICATION INTERFACE INTERFACE ON 1.5k 1.5k D2+ D1+ UPSTREAM DOWNSTREAM PORT D2– PORT D1– SPNDPWR 15k 15k GND GND2 2884 BD = UPSTREAM SIDE COMMON = DOWNSTREAM SIDE COMMON Rev. C For more information www.analog.com 9 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Switching Characteristics Isolation Characteristics Regulatory Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuits Functional Table Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts