ISL54214EVAL1Z

DATASHEET ISL54214 FN6816 Rev 3.00 USB 2.0 High-Speed x 2 Channels/Stereo Audio Dual SP3T June 28, 2010 (Dual 3 to 1 Multiplexer) The Intersil ISL54214 is a single supply dual SP3T Features analog switch that operates from a single supply in High Speed (480Mbps) and Full Speed (12Mbps) the range of 2.7V to 4.6V. It was designed to Signaling Capability per USB 2.0 multiplex between audio stereo signals and two different USB 2.0 high speed differential data signals. Low Distortion Negative Signal Capability Audio The audio channels allow signal swings below ground, Switches allowing the multiplexing of the voice and data signals Power OFF Protection through a common headphone connector in Personal COM Pins Overvoltage Tolerant to 5.5V Media Players and other portable battery powered devices. Low Distortion Headphone Audio Signals - 0.03% THD+N at 5mW into 32 Load The audio switch cells can pass 1V ground referenced audio signals with very low distortion -98dB cross-talk (100kHz) (<0.03% THD+N when driving 5mW into 32 loads). 95.5dB OFF-Isolation (100kHz) The USB switch cells have very low ON capacitance 2.7V to 4.6V Single Supply Operation (V ) DD (8pF) and high bandwidth to pass USB high speed signals (480Mbps) with minimal edge and phase 700MHz of -3dB Bandwidth USB Switches distortion. Available in Tiny 12 Ld TQFN and TQFN Packages The ISL54214 is available in a tiny 12 Ld Compliant with USB 2.0 Short Circuit 2.2mmx1.4mm ultra-thin QFN and 12 Ld 3mmx3mm Requirements Without Additional External TQFN packages. It operates over a temperature range Components of -40 to +85C. Pb-Free (RoHS Compliant) Related Literature Applications Technical Brief TB363 Guidelines for Handling and MP3 and other Personal Media Players Processing Moisture Sensitive Surface Mount Cellular/Mobile Phone Devices (SMDs) Application Block Diagram 3.3V CONTROLLER V DD ISL54214 C0 LOGIC CONTROL C1 4M V BUS 2D- USB HIGH-SPEED COM - 2D+ TRANSCEIVER COM + L AUDIO R CODEC 1D- USB 1k 1k 1D+ HIGH-SPEED TRANSCEIVER 50k 50k GND FN6816 Rev 3.00 Page 1 of 22 June 28, 2010 USB/HEADPHONE JACKISL54214 State Diagram 0 ALL 00 00 SWITCHES OFF 10 01 00 00 0 1 0 01 USB2 00 11 USB1 AUDIO MUTE 01 10 INTERNAL REGISTER VALUE WHEN TRANSISTIONED INTO THIS STATE 11 10 11 1 11 01 AUDIO 11 Truth Table CURRENT CODE LAST CODE SHUNT SWITCHES C1 C0 C1 C0 MODE 1k COM SHUNTS REGISTER 0 0 X X ALL SWITCHES OFF OFF 0 01 X X USB1 OFF 0 100 0 USB2 OFF 0 100 1 USB2 OFF 0 101 0 USB2 OFF 0 11 X X AUDIO OFF 1 101 0 MUTE ON 1 101 1 MUTE ON 1 C0, C1: Logic 0 when 0.5V or float, Logic 1 when 1.4V with V in range of 2.7V to 3.6V. DD FN6816 Rev 3.00 Page 2 of 22 June 28, 2010