Description
This 4-bit binary adder IC is designed to perform fast arithmetic operations by adding two 4-bit binary numbers. With built-in carry look-ahead logic, it provides high-speed addition, making it ideal for use in ALU (Arithmetic Logic Unit) design, digital computation systems, and educational logic circuits.
Fully compatible with TTL voltage levels, this IC delivers robust performance under a wide range of voltage and temperature conditions. Whether you’re building a logic trainer, simulating CPU operation, or learning digital electronics, this IC serves as a reliable core component.
Note: You may receive DM74LS83A, SN74HC83, or 74LS83 depending on availability—all functionally equivalent.
✅ Key Features
➕ Adds two 4-bit binary numbers
⚡ Full carry look-ahead across all bits for fast operation
Operates on standard TTL logic voltage (4.75V to 5.25V)
Outputs can directly interface with CMOS, NMOS, and TTL circuits
️ Operating temperature range: 0°C to +70°C
16-pin Dual In-line Package (DIP)
️ Ideal for use in arithmetic units, calculators, and logic trainers
Wide supply voltage compatibility
Easy integration into breadboards and digital projects
Technical Specifications
| Specification | Value |
|---|---|
| Bit Width | 4-bit |
| Number of Pins | 16-pin DIP |
| Supply Voltage (Vcc) | 4.75V – 5.25V |
| Input Logic | TTL |
| Carry Look-Ahead | Yes |
| Temperature Range (Operating) | 0°C to +70°C |
| Temperature Range (Storage) | -65°C to +150°C |
| Compatibility | TTL, NMOS, CMOS |
| Package Type | Through-hole DIP |
Applications
️ Arithmetic Logic Units (ALUs)
Digital counters and adders
Binary calculators
Logic design and digital system labs
Robotics control units requiring digital math
TTL-based microprocessor education kits
Package Includes
1 × 4-Bit Binary Adder IC (DM74LS83A / SN74HC83 / 74LS83 – as available)
FAQ
Q1: What’s the difference between DM74LS83A and SN74HC83?
All three variants (DM74LS83A, SN74HC83, 74LS83) function similarly as 4-bit binary adders with TTL logic compatibility. The difference lies mainly in internal fabrication and manufacturer.
Q2: Can I cascade multiple ICs to build an 8-bit adder?
✅ Yes! These ICs support carry-in and carry-out, allowing cascading to form adders of higher bit-width.
Q3: Is it compatible with Arduino or microcontroller logic levels?
Yes, most 5V logic systems (like older Arduinos) are compatible. Use level shifters for 3.3V systems.
Q4: Does it require external resistors or components?
No external components are required for basic addition operations.
Meta Title
4-Bit Binary Adder IC (DM74LS83A / SN74HC83 / 74LS83) | TTL Logic Circuit | Robotech Shop BD
Meta Description
Buy 4-bit binary adder IC (DM74LS83A / 74LS83) for TTL logic systems. Fast carry look-ahead, wide voltage range, perfect for digital computation & ALU design.
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