| Parameter | Description |
|---|---|
| IC Type | 4-bit Binary Full Adder |
| Part Number | 74283 |
| Manufacturer | Various (Texas Instruments, Fairchild Semiconductor, etc.) |
| Technology | TTL (Transistor-Transistor Logic) |
| Number of Inputs | 9 (A0, A1, A2, A3, B0, B1, B2, B3, Carry In) |
| Number of Outputs | 5 (Sum0, Sum1, Sum2, Sum3, Carry Out) |
| Supply Voltage (Vcc) | 4.75V to 5.25V |
| Input Voltage (High) | 2V (minimum) |
| Input Voltage (Low) | 0.8V (maximum) |
| Output Voltage (High) | 2.7V (minimum) |
| Output Voltage (Low) | 0.4V (maximum) |
| High-Level Output Current | -0.8 mA |
| Low-Level Output Current | 16 mA |
| Propagation Delay | 22 ns (typical) |
| Power Dissipation | 33 mW (typical) |
| Operating Temperature Range | 0°C to 70°C |
| Package Types | DIP-16, SOIC-16 |
| Functionality | Adds two 4-bit binary numbers (A and B) with Carry-In and produces a 4-bit sum with Carry-Out |
| Pin Configuration | 16 pins (see below for details) |
Pin Configuration:
| Pin Number | Pin Name | Description |
|---|---|---|
| 1 | A4 | A input (MSB) |
| 2 | S3 | Sum output (bit 3) |
| 3 | B4 | B input (MSB) |
| 4 | A3 | A input (bit 3) |
| 5 | S2 | Sum output (bit 2) |
| 6 | B3 | B input (bit 3) |
| 7 | A2 | A input (bit 2) |
| 8 | GND | Ground |
| 9 | B2 | B input (bit 2) |
| 10 | S1 | Sum output (bit 1) |
| 11 | A1 | A input (bit 1) |
| 12 | S0 | Sum output (bit 0) |
| 13 | B1 | B input (bit 1) |
| 14 | Cin | Carry In |
| 15 | Cout | Carry Out |
| 16 | Vcc | Supply Voltage |
Key Features:
- 4-bit full adder: Can add two 4-bit binary numbers with carry-in.
- TTL Compatible: Suitable for TTL logic circuits.
- Fast Propagation Delay: Ensures quick operation, ideal for high-speed calculations.
Applications:
- Arithmetic Logic Units (ALUs)
- Binary Calculators
- Digital Signal Processing (DSP)
- Microprocessor Arithmetic Operations
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