Part Number : SN74HCT00N
Function : QUADRUPLE 2-INPUT POSITIVE-NAND GATES
Package : DIP, SOIC, SSOP 14 Pin Type
Maker : Texas Instruments
Pinouts : 
Description :
These devices contain four independent 2-input NAND gates. They perform the Boolean function Y = A •B or Y = A+ Bin positive logic.
Features
1. Operating Voltage Range of 4.5 V to 5.5 V
2. Outputs Can Drive Up To 10 LSTTL Loads
3. Low Power Consumption, 20-µA Max ICC
4. Typical tpd = 10 ns
5. ±4-mA Output Drive at 5 V
6. Low Input Current of 1 µA Max
7. Inputs Are TTL-Voltage Compatible
Official Homepage : https://www.ti.com/product/SN74HCT00
Datasheet PDF Download : 
Others datasheet of same file :
74HCT00, 74HT00, SN74HCT00, SN74HCT00D, SN74HCT00DBR, 7400