This part is a kind of semiconductor called 74S08N.

Function of this product has Quad 2-Input AND Gate.

Manufacturers : Fairchild Semiconductor

Image and pinout :

Some of the text within the PDF file :

DM74S08 Quad 2-Input AND Gate March 1996 Revised April 2000 DM74S08 Quad 2-Input AND Gate General Description This device contains four independent gates each of which performs the logic AND function. Ordering Code: Order Number Package Number Package Description DM74S08N N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Connection Diagram Function Table Y = AB Inputs AB LL LH HL HH H = HIGH Logic Level L = LOW Logic Level Output Y L L L H © 2000 Fairchild Semiconductor Corporation DS006444 www.fairchildsemi.com DM74S08 Absolute Maximum Ratings(Note 1) Supply Voltage 7V Input Voltage 5.5V Operating Free Air Temperature Range 0°C to +70°C Storage Temperature Range −65°C to +150°C Note 1: The “Absolute Maximum Ratings” are those valu [ ... ]

74S08N PDF Datasheet Download