MM74HC521 series datasheets. Manufacturer: Fairchild Semiconductor.

MM74HC521N 8-Bit Magnitude Comparator (Equality Detector) in 20-pin MDIP package. Datasheet*) MM74HC521WM MM74HC688WM 8-Bit Magnitude Comparator (Equality Detector) Datasheet*) MM74HC688CW 8-Bit Magnitude Comparator (Equality Detector) Datasheet*) MM74HC688MTC 8-Bit Magnitude Comparator (Equality Detector) in 20-pin TSSOP package. Datasheet*) MM74HC688MTCX 8-Bit Magnitude Comparator (Equality Detector) in 20-pin TSSOP package. Datasheet*) MM74HC688N MM74HC521N 8-Bit Magnitude Comparator (Equality Detector) Datasheet*) MM74HC688SJ 8-Bit Magnitude Comparator (Equality Detector) in 20-pin SOIC package. Datasheet*) MM74HC688SJX 8-Bit Magnitude Comparator (Equality Detector) in 20-pin SOIC package. Datasheet*) MM74HC688WM 8-Bit Magnitude Comparator (Equality Detector) in 20-pin SOIC package. Datasheet*) MM74HC688WMX 8-Bit Magnitude Comparator (Equality Detector) in 20-pin SOIC package. Datasheet*)

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