74HC138 - 3-to-8 line Decoder/Demultiplexer IC
74HC138 - 3-to-8 line Decoder/Demultiplexer IC
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Looking to buy 74HC138 - 3-to-8 line Decoder/Demultiplexer IC at the best price in India? Tech Depot India offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.
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Specifications
| Parameter | Details |
| Type | Digital Logic IC - Decoder/Demultiplexer |
| Input Lines | 3 (A, B, C) |
| Output Lines | 8 (Y0-Y7) |
| Logic Family | CMOS (74HC Series) |
| Supply Voltage | 2-6V (Typical: 5V) |
| Output Type | Active Low |
| Enable Pins | 2 (G1, G2A/G2B) |
| Package | DIP-16 / SMD Available |
| Operating Temperature | 0 degreesC to 70 degreesC |
| Origin | Original/Authentic |
| Specification | Value |
| Propagation Delay | ~20ns (typical) |
| Output Current | +/-20mA (per pin) |
| Power Supply | 2V to 6V DC |
| Static Current | <1uA (typical) |
| Operating Frequency | Up to 40MHz |
| Noise Immunity | CMOS level |
Why Choose 74HC138 - 3-to-8 line Decoder/Demultiplexer IC?
100% Authentic
GST Invoice - A GST invoice is included with every order.
Expert Support - Dedicated technical help on WhatsApp and email.
Pan-India Delivery - Shipped across Bengaluru, Delhi NCR, Hyderabad and all of India.
Trusted by Makers - Used by students, hobbyists and professionals nationwide.
Key Features of 74HC138 - 3-to-8 line Decoder/Demultiplexer IC
Fast Decoding - Rapid address decoding for microprocessors
Low Power Consumption - CMOS technology for energy efficiency
Wide Supply Range - Works from 2V to 6V
Multiple Enable Options - Flexible control with 3 enable inputs
TTL Compatible - Works seamlessly with TTL logic circuits
Reliable Performance - Tested and verified from authorized sources
Perfect For
Product Overview
The 74HC138 is a high-speed CMOS 3-to-8 line decoder/demultiplexer IC, ideal for digital logic applications. It converts 3 binary input lines into 8 active-low outputs, making it essential for address decoding, data routing, and multiplexing applications in microcontroller and embedded systems projects.
Pin Configuration
Pin 1-3: Address Inputs (A, B, C)
Pin 4-5: Enable Inputs (G2A, G2B)
Pin 6: Enable Input (G1) Pin 7: GND (Ground) Pin 8-15: Outputs (Y0-Y7) Pin 16: VCC (+5V)DIY Electronics & Hobbyist Projects
- LED multiplexing and control circuits
- Digital display drivers
- Microcontroller expansion projects
- Logic circuit experimentation
Professional & Industrial Applications
- Address decoding in microprocessor systems
- Data routing and switching circuits
- Industrial automation control
- Memory selection circuits
Educational & Learning
- Digital logic courses and labs
- Embedded systems training
- Electronics skill development
- FPGA and microcontroller interfacing
Typical Circuit Applications
- Address Decoder - Select one of 8 memory locations
- Data Demultiplexer - Route single input to 8 outputs
- LED Controller - Control up to 8 LEDs independently
- Relay Driver - Activate different relays based on input
- Device Selector - Choose between multiple peripherals
What's Included
In the Box:
- 1x 74HC138 IC (DIP-16 or SMD variant)
- Product datasheet & pinout diagram
- Technical documentation
- Quick start guide
- Support contact information
Frequently Asked Questions
Is this 74HC138 100% authentic?
Yes, absolutely! Each batch is tested for quality assurance.
Do you provide technical support?
Yes! Our expert team provides responsive support via email and WhatsApp. We help with circuit design, troubleshooting, and application guidance.
Are bulk discounts available?
Yes! We offer wholesale pricing on orders of 10+ units. Contact our sales team for custom quotes and volume discounts.
Can I use this with Arduino or Raspberry Pi?
Absolutely! The
Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
Order your 74HC138 - 3-to-8 line Decoder/Demultiplexer IC today and start building your next project.
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