74139 Dual Decoder-Demux IC
74139 Dual Decoder-Demux IC
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Looking to buy 74139 Dual Decoder-Demux 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 | Dual 2-to-4 Decoder-Demultiplexer |
| Logic Family | TTL/CMOS Compatible |
| Package | DIP-16 (Dual In-line) |
| Supply Voltage | 5V |
| Output Type | Active Low (Open Collector) |
| Propagation Delay | ~20ns typical |
| Origin | Original/Authentic |
Why Choose 74139 Dual Decoder-Demux 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 74139 Dual Decoder-Demux IC
Dual Independent Decoders - Two complete 2-to-4 decoders in one package
Enable Control - Active-low enable pins for cascading and selection
TTL/CMOS Compatible - Works seamlessly with standard logic families
Low Power Consumption - Ideal for battery-powered applications
Compact DIP-16 Package - Easy integration on breadboards and PCBs
Quality guaranteed with authentication verification
Perfect For
- Address Decoding - Memory and I/O address selection
- Data Multiplexing - Routing data signals to different destinations
- LED/Display Control - Selecting individual LEDs or display segments
- Relay/Motor Control - Switching multiple outputs with minimal inputs
- Digital Logic Systems - General-purpose decoder functions
- Microcontroller Interfacing - Expanding I/O capabilities
Product Overview
The 74139 is a dual 2-to-4 line decoder/demultiplexer IC widely used in digital logic circuits. Each decoder features independent enable inputs and active-low outputs, making it ideal for address decoding, data routing, and multiplexing applications.
What's Included
- 74139 IC (single unit or as ordered)
- Datasheet and technical documentation
- Quick start guide
- Full technical support access
Pin Configuration
Pin 1-4: Decoder A Outputs (Y0-Y3)
Pin 5: Decoder A Enable (G) Pin 6: Decoder A Select B Pin 7: Decoder A Select A Pin 8: GND Pin 9: Decoder B Select A Pin 10: Decoder B Select B Pin 11: Decoder B Enable (G)Pin 12-15: Decoder B Outputs (Y0-Y3)
Pin 16: VCC (+5V)Typical Applications
| Application | Description |
| Address Decoder | Decode 2-bit address to select 1 of 4 memory locations |
| Data Router | Route input data to one of 4 output lines |
| LED Matrix Control | Select rows/columns in LED display matrices |
| Chip Select Logic | Generate chip select signals for multiple devices |
| Demultiplexer | Convert single input to 4 independent outputs |
Technical Support & Resources
- Datasheet: Complete pin diagrams and truth tables
- Application Notes: Ready-to-use circuit examples
- Video Tutorials: Learn how to use the 74139 in your projects
- Community Forum: Connect with other electronics enthusiasts
Order your 74139 Dual Decoder-Demux IC today from Tech Depot India and get fast shipping with expert support!
Frequently Asked Questions
Is this 100% authentic?
Each IC is tested for quality assurance.
Do you provide technical support?
Yes, full technical support via email and WhatsApp reliable. Get help with pinouts, applications, and troubleshooting.
Are bulk discounts available?
Yes, wholesale pricing for 10+ units. Contact our sales team for custom quotes on large orders.
Is this compatible with my microcontroller?
Yes, the 74139 is TTL/CMOS compatible and works with Arduino, Raspberry Pi, PIC, and other standard microcontrollers.
Can I cascade multiple 74139 ICs?
Yes, the enable inputs allow cascading for decoding more address lines. Consult the datasheet for cascading examples.
Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
Order your 74139 Dual Decoder-Demux IC today and start building your next project.