74LS25 Datasheet, PDF

Manufacturer

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	74LS251	125Kb/8P	LOW POWER SCHOTTKY December, 1999 ??Rev. 6
Texas Instruments	74LS251	312Kb/9P	DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS
Hitachi Semiconductor	74LS251	74Kb/6P	1 of 8 Data Selectors/Multiplexers(with strobe and three-state outputs)
Fairchild Semiconductor	74LS251	58Kb/6P	3-STATE 1-of-8 Line Data Selector/Multiplexer
SYC Electronica	74LS251	127Kb/6P	3-STATE 1-of-8 Line Data Selector/Multiplexer
Fairchild Semiconductor	74LS253	56Kb/6P	3-STATE Data Selector/Multiplexer
ON Semiconductor	74LS257	118Kb/8P	LOW POWER SCHOTTKY December, 1999 ??Rev. 6
Texas Instruments	74LS257	661Kb/16P	QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
Hitachi Semiconductor	74LS257	69Kb/6P	Quadruple 2-line-to-1-line Data Selectors/Multiplexers(with non inverted 3-state outputs)
Fairchild Semiconductor	74LS257	56Kb/5P	3-STATE Quad 2-Data Selectors/Multiplexers
SYC Electronica	74LS257-8	250Kb/7P	Quad 2-Input Multiplexer with 3-State Outputs
Motorola, Inc	74LS258B	182Kb/6P	QUAD 2-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
Fairchild Semiconductor	74LS259	59Kb/6P	8-Bit Addressable Latches
SYC Electronica	74LS259	125Kb/6P	8-Bit Addressable Latches

Manufacturer	Part #	Datasheet	Description
National Semiconductor ...	74LS257	163Kb/8P	TRI-STATE Quad 2-Data Selectors/Multiplexers

74LS25 Datasheet, PDF [Old version datasheet]