FSA2147 — Low-Voltage, DPST Analog Switch with Negative Signal Capability and Built-in Termination to Eliminate Pop Features Description Built-In Termination on Unselected Audio Paths Inhibits Audio Pop 6pF Typical Switch Off Capacitance The FSA2147 is a Double-Pole, Single Throw (DPST) switch. The audio path defaults to audio mute and is enabled with /OE. The FSA2147 includes a power-off feature on the common port when VCC=0V to guarantee signal isolation. 2.5Ω Typical On Resistance Negative-Swing-Capable IMPORTANT NOTE: Power-Off Protection For additional performance information, please contact [email protected]. Flow-Through Pin Out Eliminates PCB Vias Applications MP3 Player, Cell Phone, PDA, Digital Camera, and Notebook Computers Ordering Information Part Number Top Mark Package Description FSA2147K8X 2147 8-Lead US8, JEDEC MO-187, Variation CA, 3.0mm Wide Package All packages are lead free per JEDEC: J-STD-020B standard. VCC Rpu Control Block R /OE R RT L L RT Figure 1. © 2008 Fairchild Semiconductor Corporation FSA2147 Rev. 1.0.0 Analog Symbol www.fairchildsemi.com FSA2147 — Low-Voltage, DPST Analog Switch with Negative Signal Capability and Built-in Termination to Eliminate Pop April 2008 FSA2147 — Low-Voltage, DPST Analog Switch with Negative Signal Capability and Built-in Termination to Eliminate Pop 10 www.fairchildsemi.com © 2008 Fairchild Semiconductor Corporation FSA2147 Rev. 1.0.0