This document is the datasheet of 74F655A and 74F656A. 74F655A and 74F656A are octal buffers and line drivers with parity generation/checking functions, designed to be employed as memory address drivers, clock drivers, I/O buffers and other applications.
This document is a product specification datasheet for the Philips 74F656A integrated circuit. It describes an octal buffer and line driver featuring parity generation and checking, designed to function as memory address drivers, clock drivers, and bus-oriented transmitters/receivers. The device combines the functions of a quad 2-input positive NAND gate (74F244) and a parity generator/checker (74F280A) into a single package.
| Propagation Delay (Typical) | 6.5ns |
|---|---|
| Supply Current (Typical) | 64mA |
| Output Sink Current | 64mA |
| Output Source Current | 15mA |
| Package Type | 24-pin plastic Slim DIP (300mil) |
| Operating Temperature Range (Industrial) | -40°C to +85°C |
It is an octal buffer and line driver with parity generation/checking designed for memory address drivers, clock drivers, and bus-oriented transmitters/receivers.
The 74F656A is a non-inverting device.