ISL54205BIRTZ Renesas

ISL54205B Data Sheet September 25, 2007 FN6557.0 MP3/USB 2.0 High Speed Switch with Features Negative Signal Handling High Speed (480Mbps) and Full Speed (12Mbps) Signaling Capability per USB 2.0 The Intersil ISL54205B dual SPDT (Single Pole/Double Throw) switches combine low distortion audio and accurate Low Distortion Negative Signal Capability USB 2.0 high speed data (480Mbps) signal switching in the Detection of V Voltage on USB Cable BUS same low voltage device. When operated with a 2.7V to 3.6V single supply these analog switches allow audio signal swings Control Pin to Open all Switches and Enter Low Power below-ground, allowing the use of a common USB and audio State headphone connector in Personal Media Players and other Low Distortion Headphone Audio Signals portable battery powered devices. - THD+N at 20mW into 32 Load . <0.1% The ISL54205B incorporates circuitry for detection of the USB Cross-talk (20Hz to 20kHz) -110dB V voltage, which is used to switch between the audio and BUS Single Supply Operation (V ) 2.7V to 3.6V USB signal sources in the portable device. The part has a DD control pin to open all the switches and put the part in a low -3dB Bandwidth USB Switch . 630MHz power down state. Available in TQFN and TDFN Packages The ISL54205B is available in a small 10 Ld 2.1mmx1.6mm Pb-Free (RoHS Compliant) ultra-thin TQFN package and a 10Ld 3mmx3mm TDFN package. It operates over a temperature range of -40 to Compliant with USB 2.0 Short Circuit Requirements +85C. Without Additional External Components Applications Related Literature Application Note AN1280 ISL54205EVAL1Z Evaluation MP3 and Other Personal Media Players Board Users Manual. Cellular/Mobile Phones Technical Brief TB363 Guidelines for Handling and PDAs Processing Moisture Sensitive Surface Mount Devices (SMDs) Audio/USB Switching Application Note AN557 Recommended Test Procedures for Analog Switches Application Block Diagram V DD CONTROLLER ISL54205B V BUS CTRL LOGIC CIRCUITRY 22k USB 4M 4M HIGH-SPEED D- COM - TRANSCEIVER D+ 50k L COM + R CODEC 50k GND CAUTION: These devices are sensitive to electrostatic discharge follow proper IC Handling Procedures. 1 1-888-INTERSIL or 1-888-468-3774 Intersil (and design) is a registered trademark of Intersil Americas Inc. Copyright Intersil Americas Inc. 2007. All Rights Reserved All other trademarks mentioned are the property of their respective owners. USB/HEADPHONE JACKISL54205B Pinouts (Note 1) ISL54205B ISL54205B (10 LD TQFN) (10 LD TDFN) TOP VIEW TOP VIEW CTRL 10 CTRL VDD 10 4M 1 4M VDD VBUS D- LOGIC 9 9 1 D- 2 LOGIC 4M CONTROL CONTROL VBUS D+ COM - 2 8 D+ 3 8 4M COM - 3 7 L L COM + 4 7 R 4 6 R 5 6 COM + GND 50k 50k 50k 50k 5 GND NOTE: 1. ISL54205B Switches shown for V = Logic 0 and CTRL = Logic 1. BUS Truth Table ISL54205B V CTRL L, R D+, D- BUS 00 OFF OFF 01 ON OFF 1X OFF ON CTRL: Logic 0 when 0.5V or Float, Logic 1 when 1.4V V : Logic 0 when V + 0.2V or Float, Logic 1 when V + 0.8V BUS DD DD Ordering Information TEMP. RANGE PACKAGE PART NUMBER PART MARKING (C) (Pb-Free) PKG. DWG. ISL54205BIRUZ-T* FW -40 to +85 10 Ld TQFN L10.2.1x1.6A (Note 2) Tape and Reel ISL54205BIRTZ-T* 205B -40 to +85 10 Ld TDFN L10.3x3A (Note 3) Tape and Reel ISL54205BIRTZ 205B -40 to +85 10 Ld TDFN L10.3x3A (Note 3) ISL54205EVAL1Z Evaluation Board *Please refer to TB347 for details on reel specifications. NOTES: 2. These Intersil Pb-free plastic packaged products employ special Pb-free material sets molding compounds/die attach materials and NiPdAu plate - e4 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020. 3. These Intersil Pb-free plastic packaged products employ special Pb-free material sets molding compounds/die attach materials and 100% matte tin plate PLUS ANNEAL - e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020. FN6557.0 2 September 25, 2007