FSA1256L8X ,Low RON Low Voltage Dual SPST Analog SwitchFeaturesThe FSA1256, FSA1257, and FSA1258 are high perfor-
FSA1256L8X-FSA1257L8X-FSA1258L8X
Low RON Low Voltage Dual SPST Analog Switch
FSA1256 • FSA1257 FSA1258 Low RON Low Voltage Dual SPST Analog Switch March 2004 Revised January 2005 FSA1256 FSA1257 FSA1258 Low R Low Voltage Dual SPST Analog Switch ON General Description Features The FSA1256, FSA1257, and FSA1258 are high perfor-Maximum 1.1Ω On Resistance (R ) for 4.5V supply ON mance dual Single Pole/Single Throw (SPST) analog 0.4Ω max R flatness for 4.5V supply ON switches. These devices feature ultra low R of 1.1Ω ON Space saving Pb-Free MicroPak packaging maximum at 4.5V V and will operate over the wide V CC CC Broad V operating range: 1.65V to 5.5V CC range of 1.65V to 5.5V. These devices are fabricated with sub-micron CMOS technology to achieve fast switchingFast turn-on and turn-off time speeds and are designed for break-before-make operation. FSA1258 features break-before-make enable circuitry The select input is TTL level compatible. The FSA1256 fea- Over-voltage tolerant TTL compatible control input tures two Normally Open (NO) switches. The FSA1257 features two Normally Closed (NC) switches. The FSA1258 has one NO switch and one NC switch. Ordering Code: Product Order Package Code Package Description Supplied As Number Number Top Mark FSA1256L8X MAC08A EB Pb-Free 8-Lead MicroPak, 1.6 mm Wide 5K Units on Tape and Reel FSA1257L8X MAC08A EC Pb-Free 8-Lead MicroPak, 1.6 mm Wide 5K Units on Tape and Reel FSA1258L8X MAC08A ED Pb-Free 8-Lead MicroPak, 1.6 mm Wide 5K Units on Tape and Reel Pb-Free package per JEDEC J-STD-020B. Analog Symbols FSA1256 FSA1257 (Top Through View) (Top Through View) Truth Tables FSA1256 FSA1257 Control Input(s) Function Control Input(s) Function L Disconnect L A Connected to B H A Connected to B H Disconnect H = HIGH Logic Level L = LOW Logic Level MicroPak is a trademark of . © 2005 DS500883
