Truth table for 8 bit adder

The SN74LS259 has four modes of operation as shown in the mode selection table.

PIN NAMES - Q7 Address Inputs Data Input Enable (Active LOW) Input Clear (Active LOW) Input Parallel Latch Outputs For ordering information on the EIAJ version of the SOIC package, please contact your local ON Semiconductor representative. Symbol VCC TA IOH IOL Parameter Supply Voltage Operating Ambient Temperature Range Output Current ­ High Output Current ­ Low Min 4.75 0 Typ 5.0 25 Max Unit ☌ mAĭevice SN74LS259M SN74LS259MEL Package 16 Pin DIP SOIC­16 SOEIAJ­16 Shipping 2000 Units/Box 38 Units/Rail 2500/Tape & Reel See Note 1 See Note 1ġ. Serial-to-Parallel Conversion Eight Bits of Storage With Output of Each Bit Available Random (Addressable) Data Entry Active High Demultiplexing or Decoding Capability Easily Expandable Common Clear The device also incorporates an active LOW common Clear for resetting all latches, as well as, an active LOW Enable.

is a multifunctional device capable of storing single line data in eight addressable latches, and also a 1-of-8 decoder and demultiplexer with active HIGH outputs.

The is a high-speed 8-Bit Addressable Latch designed for general purpose storage applications in digital systems.