Fairchild Semiconductor
FST3244
8-Bit Bus Switch

General Description

The FST3244 switch provides eight-bits of high-speed, CMOS, TTL-compatible bus switching in a standard ’244 pin-out. The low on resistance allows inputs to be connected to outputs without adding propagation delay or generating additional ground bounce noise.

The device is organized as two four-bit switches with separate /OE inputs. When /OE is LOW, the switch is ON and port A is connected to port B. When /OE is HIGH, the switch is OPEN and a high-impedance state exists between the two ports.

Features

  • 4W Switch Connection between Two Ports
  • Minimal Propagation Delay through the Switch
  • Low lCC
  • Zero Bounce in Flow-through Mode
  • Control Inputs Compatible with TTL Level

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Product Status/Pricing/Packaging      buy now

ProductProduct statusEco StatusPricing*Package typeLeadsPacking methodPackage DrawingPackage Marking Convention**
FST3244MTCXFull ProductionRoHS Compliant$0.186TSSOP20TAPE REEL PDFLine 1: $Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code)
&K Line 2: FST3244
FST3244QSCXFull ProductionRoHS Compliant$0.271QSOP20TAPE REEL PDFLine 1: $Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code)
&K Line 2: FST3244
FST3244WMXLifetime BuyRoHS CompliantN/ASOIC-Wide20TAPE REEL PDFLine 1: $Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code)
&K Line 2: FST3244
* Fairchild 1,000 piece Budgetary Pricing
** A sample button will appear if the part is available through Fairchild's on-line samples program. If there is no sample button, please contact a Fairchild distributor to obtain samples

Package marking information for product FST3244 is available. Click here for more information .

Application Notes

MS-549: Fairchild Switch Product Feature Matrix (14 K) Oct 03, 2008
 


Qualification Support

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Product
FST3244MTCX
FST3244QSCX
FST3244WMX


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