74LS83 Carrier and Splicer Integrated Circuit

The 74LS83 is a 4‑bit binary full adder IC with carry‑in (CIN) and carry‑out (COUT), designed for high‑speed digital arithmetic in 5 V TTL systems. Housed in a DIP‑16 package, it delivers fast addition of two 4‑bit words and is easily cascadable for wider adders, making it ideal for electronics components prototyping, educational labs, and embedded microcontroller projects.

🧮 Overview

This device is a robust, low‑power member of the 74LS logic family and a drop‑in replacement for 7483/7483A in through‑hole designs. With a typical propagation delay of 18 ns and typical power dissipation of 95 mW, it supports high‑speed arithmetic in computing and control applications. Use it to build custom ALUs, checksum adders, counters, or to offload math operations from an Arduino or other microcontroller.

⚡ Key Features

• 4‑bit binary full adder with CIN/COUT for easy cascading
• High‑speed operation with 18 ns typical propagation delay
• Low power dissipation: ~95 mW typical
• Standard 5 V TTL supply: 4.75 V to 5.25 V
• Pin‑compatible with legacy 7483/7483A devices
• DIP‑16 through‑hole package for easy prototyping and breadboarding
• Ideal for Arduino, Raspberry Pi (with level shifting), and digital logic modules

📐 Technical Specifications

• Logic Family: 74LS TTL
• Function: 4‑bit full adder with carry in/out
• Supply Voltage (VCC): 4.75 V to 5.25 V
• Operating Temperature: 0°C to 70°C (commercial)
• Propagation Delay: ~18 ns (typical)
• Package: DIP‑16 (through‑hole)
• Pin Count: 16
• Inputs/Outputs: A0–A3, B0–B3, CIN; outputs S0–S3, COUT

🛠️ Typical Applications

• Computing systems and custom ALU designs
• High‑speed arithmetic and binary addition
• Digital counters, checksum generators, and data path logic
• Advanced electronic circuits and education labs
• Offloading math operations in microcontroller projects

🔌 Integration & Compatibility

• Works directly with 5 V Arduino boards (Uno, Mega) and other TTL‑level systems
• Use a level shifter when interfacing with Raspberry Pi or 3.3 V MCUs to protect inputs and ensure correct logic levels
• Add a 0.1 µF decoupling capacitor close to VCC for noise immunity
• Cascade multiple 74LS83 ICs via CIN/COUT to build 8‑, 12‑, or 16‑bit adders

📦 What You Get

• 1 × 74LS83 4‑Bit Binary Full Adder, DIP‑16

Optimize your next digital design with this reliable, fast, and easy‑to‑use electronics component—perfect for Arduino, Raspberry Pi (with proper voltage level translation), and classic TTL logic modules.