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DM7420 Dual 4-Input NAND Gate
August 1986 Revised February 2000
DM7420 Dual 4-Input NAND Gate
General Description
This device contains two independent gates each of which performs the logic NAND function.
Ordering Code:
Order Number DM7420N Package Number N14A Package Description 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
Connection Diagram
Function Table
Y = ABCD Inputs A X X X L H B X X L X H C X L X X H D L X X X H Output Y H H H H L
H = HIGH Logic Level L = LOW Logic Level X = Either LOW or HIGH Logic Level
© 2000 Fairchild Semiconductor Corporation
DS006506
www.fairchildsemi.com
DM7420
Absolute Maximum Ratings(Note 1)
Supply Voltage Input Voltage Operating Free Air Temperature Range Storage Temperature Range 7V 5.