text.skipToContent text.skipToNavigation

SN74F257DR

Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs

Packaging

Package | PIN: D | 16
Temp: C (0 to 70)
Carrier: Cut Tape
Qty Price
1-9 $0.63
10-24 $0.55
25-99 $0.50
100-249 $0.43
250-499 $0.39
500-749 $0.30
750-999 $0.23
1000+ $0.20

Features

  • 3-State Outputs Interface Directly With System Bus
  • Provides Bus Interface From Multiple Sources in High-Performance Systems
  • Package Options Include Plastic Small-Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPs

 

Texas Instruments  SN74F257DR

The ´F257 is designed to multiplex signals from 4-bit data sources to 4-output data lines in bus-organized systems. The 3-state outputs will not load the data lines when the output enable () input is at a high logic level.

The SN54F257 is characterized for operation over the full military temperature range of -55°C to 125°C. The SN74F257 is characterized for operation from 0°C to 70°C.