The DM5430W883B is a high-speed, dual 4-input expander manufactured by National Semiconductor (now Texas Instruments). This device is designed for use in expanding the number of inputs to digital logic gates, particularly NAND and AND gates. The /883B designation indicates that this part is manufactured to meet stringent military-grade specifications, including enhanced reliability and performance over a wide temperature range.

Applications

• Digital Logic Circuits
• Military and Aerospace Systems
• High-Reliability Industrial Control Systems
• Gate Expansion in Complex Digital Designs

Features

• High Speed Operation
• Dual 4-Input Configuration
• Military Temperature Range: -55°C to +125°C
• High Noise Immunity
• Fan-Out of 10
• Ceramic Package for Enhanced Reliability

Benefits

• Enables expansion of gate inputs without significant degradation in speed.
• Guaranteed performance over a wide temperature range, suitable for harsh environments.
• High noise immunity reduces susceptibility to false triggering.
• Military-grade manufacturing ensures long-term reliability in critical applications.

The DM5430W883B operates from a standard 5V power supply. The expander accepts four inputs per section, and the outputs are designed to be connected to the inputs of other gates, increasing the number of inputs the gate can handle. It is supplied in a ceramic package to ensure hermeticity and resistance to environmental stresses. The device adheres to strict quality control procedures, including burn-in and electrical testing across the full temperature range. This makes it suitable for demanding applications where reliability and performance are paramount.