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ISL54211IRTZ-T 数据表(PDF) 9 Page - Intersil Corporation |
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ISL54211IRTZ-T 数据表(HTML) 9 Page - Intersil Corporation |
9 / 19 page 9 FN6662.1 August 25, 2008 Typical Application Block Diagrams Detailed Description The ISL54211 device is a dual single pole/double throw (SPDT) analog switch that operates from a single DC power supply in the range of 2.7V to 5.0V. It was designed to function as dual 2-to-1 multiplexer to select between USB differential data signals and audio L and R stereo signals. It comes in a tiny µTQFN package for use in MP3 players, PDAs, cellphones, and other personal media players. The part consists of two 2.5 Ω audio switches and two 5.5Ω USB switches. The audio switches can accept signals that swing below ground. They were designed to pass audio left and right stereo signals, that are ground referenced, with minimal distortion. The USB switches were designed to pass ISL54211 USB TRANSCEIVER HIGH-SPEED AUDIO COM - COM + IN GND D- D+ L R VDD CTRL LOGIC CONTROL µCONTROLLER 4M Ω 4M Ω CODEC CLICK AND POP VBUS 3.3V 200k Ω 200k Ω ISL54211 USB TRANSCEIVER HIGH-SPEED AUDIO COM - COM + IN GND D- D+ L R VDD CTRL LOGIC CONTROL µCONTROLLER 4M Ω 4M Ω CODEC CLICK AND POP VBUS 3.3V 200k Ω 200k Ω LOGIC CONTROL VIA MICROPROCESSOR LOGIC CONTROL VIA VBUS VOLTAGE FROM COMPUTER OR USB HUB 500k Ω ISL54211 |
类似零件编号 - ISL54211IRTZ-T |
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类似说明 - ISL54211IRTZ-T |
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