7411 Triple 3-Input AND Gate IC | Pro Tronix

Product Description

The 7411 Triple 3-Input AND Gate IC is a high-speed TTL digital logic integrated circuit featuring three independent 3-input AND logic gates in a single compact chip. Operating on the principle of Boolean AND logic, the output of each gate goes HIGH only when all three of its input lines receive a HIGH logic signal simultaneously, remaining LOW if any single input is grounded or LOW.

Engineered for fast logic propagation speeds and reliable performance on a standard 5V DC supply, the 7411 connects directly to standard 5V TTL and CMOS logic families. 3-input AND gates are essential for multi-condition logic decoding, enabling circuits where multiple safety, timing, or status conditions must all be satisfied before an output triggers. Housed in a standard 14-pin DIP package, it interfaces effortlessly with microcontrollers like Arduino, STM32, and ESP32, or discrete digital circuits. It is an indispensable component for address decoding, multi-factor interlocks, clock gating, and digital logic training kits.

⚠️ Unused Inputs & TTL Setup Tip: Standard TTL inputs draw current when pulled LOW and float HIGH if left unconnected. However, leaving unused inputs floating makes the circuit vulnerable to noise interference. Always tie unused gate inputs directly to VCC (+5V) or connect them to another active input on the same gate to ensure reliable AND logic operation.

Technical & Logic Architecture

This triple 3-input AND gate IC provides robust multi-condition logic evaluation:

• Three Independent Gates: Three fully isolated 3-input AND logic circuits (Gates 1 through 3) in one package.

• Multi-Condition Logic: Evaluates 3 simultaneous logic conditions per gate without requiring cascaded 2-input gates.

• Standard TTL Voltage Compatibility: Operates on a standard 5V DC supply with standard TTL input/output switching thresholds.

• Breadboard-Friendly Package: Standard 14-pin Dual In-Line Package (DIP-14) for easy insertion into breadboards and IC sockets.

7411 Truth Table (Function Table)

Key Terms for Truth Table:

• H: High Voltage Level (Logic 1 / VCC)

• L: Low Voltage Level (Logic 0 / GND)

• X: Don’t Care (Can be High or Low)

7411 Pinout Description & Logic Functions

• Pin 1 – Input 1A: First input line for AND Gate 1.

• Pin 2 – Input 1B: Second input line for AND Gate 1.

• Pin 3 – Input 2A: First input line for AND Gate 2.

• Pin 4 – Input 2B: Second input line for AND Gate 2.

• Pin 5 – Input 2C: Third input line for AND Gate 2.

• Pin 6 – Output 2Y: Digital output line for AND Gate 2.

• Pin 7 – GND: Ground reference pin (0V).

• Pin 8 – Output 3Y: Digital output line for AND Gate 3.

• Pin 9 – Input 3A: First input line for AND Gate 3.

• Pin 10 – Input 3B: Second input line for AND Gate 3.

• Pin 11 – Input 3C: Third input line for AND Gate 3.

• Pin 12 – Output 1Y: Digital output line for AND Gate 1.

• Pin 13 – Input 1C: Third input line for AND Gate 1.

• Pin 14 – VCC: Positive power supply input pin (+5V DC nominal).

Operating Modes Summary

1. Triple-Condition AND Logic: Requires all 3 inputs on a given gate to be HIGH simultaneously to output a HIGH signal.

2. Clock & Signal Gating: Pass a clock pulse or data signal through to the output only when two secondary enable signals are HIGH.

3. 2-Input AND Emulation: Tie any two input pins together on a gate to use it as a standard 2-input AND gate.

Applications

• Address Decoding: Validating multiple memory or peripheral address bits in custom digital systems.

• Safety & Hardware Interlocks: Ensuring three safety conditions or limit switches are engaged before enabling machinery.

• Control Line Gating: Enabling bus transfers or peripheral clock signals based on multi-state control flags.

Technical Specifications

What’s in the Box

• 1 x 7411 Triple 3-Input AND Gate IC (DIP-14).

Everything you need for your next project is now available with guaranteed quality and fast shipping across Egypt.. Order now from Pro Tronix!

🛠️ Complete Your Breadboard Setup

To quickly wire and test the 7411 Triple 3-Input AND Gate IC without soldering, make sure to check out our collection of breadboards, prototype boards, and jumper wires:

• Breadboards & Prototype PCBs: Explore our full range of solderless breadboards and prototyping boards for easy circuit assembly: Pro Tronix Breadboards & PCBs

• Jumper Wires & Connecting Cables: Grab high-quality male-to-male and male-to-female jumper wires to connect your IC pins to power and signal lines: Pro Tronix Wires & Cables Collection