DM7439 Datasheet - National Semiconductor

DM7439, DM7439 Quad 2-Input NAND Buffer with Open-Collector Output

DM7439 Quad 2-Input NAND Buffer with Open-Collector Output August 1989 DM7439 Quad 2-Input NAND Buffer with Open-Collector Output General Descriptio.
This device contains four independent gates with two data inputs each which performs the logic NAND function Connection Diagram Dual-In-Line Package.