This part is a kind of semiconductor called 74132.

Function of this product has Quad 2-Input NAND Gates.

Manufacturers : National Semiconductor

Image and pinout :

Some of the text within the PDF file :

DM54132 DM74132 Quad 2-Input NAND Gates with Schmitt Trigger Inputs June 1989 DM54132 DM74132 Quad 2-Input NAND Gates with Schmitt Trigger Inputs General Description This device contains four independent gates each of which performs the logic NAND function Each input has hysteresis which increases the noise immunity and transforms a slowly changing input signal to a fast changing jitter-free output Connection Diagram Dual-In-Line Package Function Table Order Number DM54132J or DM74132N See NS Package Number J14A or N14A Y e AB Inputs Output AB LL LH HL HH Y H H H L H e High Logic Level L e Low Logic Level TL F 6542 – 1 C1995 National Semiconductor Corporation TL F 6542 RRD-B30M105 Printed in U S A Absolute Maximum Ratings (Note) If Military Aerospace specified devices ar [ ... ]

74132 PDF Datasheet Download