NC7WB3125

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2-Bit Low Power Bus Switch

General Description

The NC7WB3125 is a 2-bit ultra high-speed CMOS FET bus switch with TTL-compatible active LOW control inputs. The low On Resistance of the switch allows inputs to be connected to outputs with minimal propagation delay and without generating additional ground bounce noise. The device is organized as a 2-bit switch with independent bus enable (OE#) controls. 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. Control inputs tolerate voltages up to 5.5V independent of VCC.

Product Status/Pricing/Packing

Product Product Status Eco Status *Pricing Package Type Leads Packing Method Package Drawing **Package Marking Convention RoHS IPC1752 RoHS/REACH/JIG Certificate of Compliance
NC7WB3125K8X Full Production Green as of Aug 2006 $0.174 US8 8 TAPE REEL PDF Line 1:&2 (2-Digit Date Code) &K
Line 2:WB25
Line 3:$Y (Fairchild logo)
&Z (Asm. Plant Code)
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Features

  • Space saving US8 surface mount package
  • MicroPak™ Pb-Free leadless package
  • Typical 3ohm switch resistance at 5.0V VCC
  • Minimal propagation delay through the switch
  • Power down high impedance input/output
  • Zero bounce in flow through mode
  • TTL compatible active LOW control inputs
  • Control inputs are overvoltage tolerant
  • Bus switch replacement for Logic x125 part

Applications

  • Media Tablets
  • Mobile Handsets
  • PMP/MP3 Players
  • Storage & Peripherals
  • Wireless LAN Card & Broadband Access

Application Notes

Models

For additional information please visit the Models page .

Package & leads Condition Temperature range Vcc range Software version Revision date
HSPICE
US8-8 Typical -40°C to 85°C 4V to 5.5V 99.4 Apr 26, 2011
Slow -40°C to 85°C 4V to 5.5V 99.4 Apr 26, 2011
Fast -40°C to 85°C 4V to 5.5V 99.4 Apr 26, 2011
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