le product. Preliminary Specification Preproduction Product Product Specification Full Production Philips Semiconductors and Philips Electronics North America Corpor.

The 74ALS257 is a quad 2-input multiplexer which selects 4 bits of data from one of two sources under the control of a common select input (S). The output enable input (OE) is active when Low. When OE is High, all of the outputs (Yn) are forced to a .

74ALS251

74ALS253

74ALS258

74ALS20A

74ALS240A

74ALS240A-1

74ALS241A

74ALS241A-1

74ALS244A

74ALS244A-1

74ALS245

74ALS245A

74ALS245A-1