The Philips 74HC/HCT595 is an 8‑bit serial‑in/serial‑or‑parallel‑out shift register with separate storage registers and 3‑state bus‑driver outputs. It is pin‑compatible with low‑power Schottky TTL devices and offers a maximum clock frequency of about 100 MHz.
The document provides ordering information, pin configuration, functional tables, timing diagrams, DC and AC electrical characteristics, as well as recommended soldering and repair procedures for the various package types (DIP, SO, SSOP, TSSOP).