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DM7403 Datasheet Quad 2-input Nand Gates With Open-collector Outputs

Manufacturer: Fairchild (now onsemi)

Overview: DM7403 Quad 2-Input NAND Gates with Open-Collector Outputs August 1986 Revised February 2000 DM7403 Quad 2-Input NAND Gates with Open-Collector.

General Description

This device contains four independent gates each of which performs the logic NAND function.

The open-collector outputs require external pull-up resistors for proper logical operation.

Pull-Up Resistor Equations Where: N1 (IOH) = total maximum output high current for all outputs tied to pull-up resistor N2 (IIH) = total maximum input high current for all inputs tied to pull-up resistor N3 (IIL) = total maximum input low current for all inputs tied to pull-up resistor Ordering Code: Order Number DM7403N Package Number N14A Package Description 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Connection Diagram Function Table Y = AB Inputs A L L H H H = HIGH Logic Level L = LOW Logic Level Output B L H L H Y H H H L © 2000 Fairchild Semiconductor Corporation DS006493 .fairchildsemi.

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