This part is a kind of semiconductor called 74HC14.

Function of this product has Hex inverting Schmitt trigger.

Manufacturers : Philips

Image and pinout :

Some of the text within the PDF file :

INTEGRATED CIRCUITS DATA SHEET 74HC14; 74HCT14 Hex inverting Schmitt trigger Product specification Supersedes data of 1997 Aug 26 2003 Oct 30 Philips Semiconductors Hex inverting Schmitt trigger Product specification 74HC14; 74HCT14 FEATURES • Applications: – Wave and pulse shapers – Astable multivibrators – Monostable multivibrators. • Complies with JEDEC standard no. 7A • ESD protection: HBM EIA/JESD22-A114-A exceeds 2000 V MM EIA/JESD22-A115-A exceeds 200 V. • Specified from −40 to +85 °C and −40 to +125 °C. DESCRIPTION The 74HC14 and 74HCT14 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC14 and 74HCT14 provide six inverting buffers with Schm [ ... ]

74HC14 PDF Datasheet Download