The 74HC00;74HCT00 provides a quad 2-input NAND function.The 74HC/HCT02 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL).7A.The 74HC/HCT02 provide the 2-input NOR function.
74HC / HCT04 is a high-speed silicon-gate CMOS device and is compatible with low-power Schottky TTL (LSTTL). They stated that there is no standard for JEDEC compliance. 7A section. 74HC / HCT04 provides six inverting buffers. 74HC04 contains 6 identical inverters. That is, 1A inputs high level and 1Y outputs low level.
The 74HC08 is a high-speed CMOS device. The 74HC08 is pin-compatible with the low-power Schottky TTL (LSTTL) series. 74HC08 complies with JEDEC standard no.7A. The 74HC08 implements a 2-input AND gate function.
Package include:
2pcs*74HC00
2pcs*74HC02
2pcs*74HC04 
2pcs*74HC08
2pcs*74HC14 
2pcs*74HC32
2pcs*74HC138
2pcs*74HC164
2pcs*74HC165
2pcs*74HC595