This part is a kind of semiconductor called 74HC00.

Function of this product has Quad 2-input NAND gate.

Manufacturers : NXP

Image and pinout :

Some of the text within the PDF file :

74HC00; 74HCT00 Quad 2-input NAND gate Rev. 7 25 November 2015 Product data sheet 1. General description The 74HC00; 74HCT00 is a quad 2-input NAND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits  Input levels:  For 74HC00: CMOS level  For 74HCT00: TTL level  Complies with JEDEC standard no. 7A  ESD protection:  HBM JESD22-A114F exceeds 2000 V  MM JESD22-A115-A exceeds 200 V  Multiple package options  Specified from 40 C to +85 C and from 40 C to +125 C 3. Ordering information Table 1. Ordering information Type number Package Temperature range 74HC00D 40 C to +125 C 74HCT00D 74HC00DB 40 C to +125 C 74 [ ... ]

74HC00 PDF Datasheet Download