74688 Datasheet | National Semiconductor

MM54HCT688 MM74HCT688 8-Bit Magnitude parator (Equality Detector) February 1988 MM54HCT688 MM74HCT688 8-Bit Magnitude parator (Equality Detector) General Description This equality detector utilizes advanced silicon-gate CMOS technology to pare bit for bit two 8-bit words and indicate whether or not they are equal The PeQ output indicates equality when it is low A single active low enable is provided to facilitate cascading of several packages and enable parison of words greater than 8 bits This device is useful in memory block decoding applications where memory block enable signals must be generated from puter address information The parator bines the low power...