Product Overview: 74HC7403D by NXP

The 74HC7403D is a high-speed Si-gate CMOS device designed and manufactured by NXP Semiconductors. This integrated circuit belongs to the 74HC family, which is known for its robust performance and compatibility with TTL (Transistor-Transistor Logic) levels. The 74HC7403D is specifically a quad 2-input NAND gate with open-drain outputs, making it ideal for interfacing with other logic families or driving heavy loads.

Key Features

• Logic Type: NAND Gate
• Number of Circuits: 4
• Inputs per Circuit: 2
• Output Type: Open Drain
• Supply Voltage Range: 2.0 to 6.0 V
• Operating Temperature Range: -40°C to +125°C
• Mounting Type: Surface Mount
• Package / Case: SO-14
• Propagation Delay Time: 8ns at 4.5V
• Current - Output High, Low: 25mA, 25mA

Applications

The 74HC7403D is suitable for a wide range of applications including:

• Logic level translation
• Bus interfacing
• Buffering
• Memory address decoding
• Driving heavy loads such as relays, LEDs, and high-capacity bus lines

Quality and Reliability

NXP's commitment to quality ensures that the 74HC7403D meets the stringent requirements of the electronics industry. The device is fabricated using silicon gate CMOS technology which provides the inherent benefits of CMOS—low power consumption and high noise immunity. Additionally, the 74HC7403D is characterized for operation from -40°C to +125°C, making it reliable across a broad range of environmental conditions.

Ordering and Packaging Information

The 74HC7403D is supplied in a 14-lead small-outline package (SO-14) which is suitable for use in wave or reflow soldering processes. When ordering, the complete part number is 74HC7403D,653, and it is typically supplied in tape and reel packaging for automated assembly processes.