These devices contain an 8-input positive-NAND gate.
Switching specifications at 50 pF
Switching specifications guaranteed over full temperature and VCC range
Advanced oxide-isolated, ion-implanted Schottky TTL process
Functionally and pin for pin compatible with Schottky, low power Schottky, and advanced low power Schottky TTL counterpart
Improved AC performance over Schottky, low power Schottky, and advanced low power Schottky counterparts
14 pin DIP. Actual brand may vary from picture.