Packaging information
| Package | Pins SOIC (D) | 16 |
| Operating temperature range (°C) 0 to 70 |
| Package qty | Carrier 40 | TUBE |
Features for the SN74F257
- 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
Description for the SN74F257
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.