Dual 4-input AND Gate IC - 74HC21
Dual 4-input AND Gate IC - 74HC21
Dual 4-input AND Gate IC - 74HC21
Quality electronics from The Tech Depot, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.
Product Overview
The 74HC21 is a dual 4-input AND gate integrated circuit from the HC (High-Speed CMOS) logic family. This versatile digital logic component is essential for building combinational logic circuits, signal processing applications, and digital control systems. Each IC contains two independent 4-input AND gates, making it ideal for complex logic designs where multiple input conditions must all be true simultaneously.
Technical Specifications
| Parameter | Details |
| IC Type | Dual 4-input AND Gate |
| Logic Family | HC (High-Speed CMOS) |
| Pin Count | 14 DIP |
| Supply Voltage | 2V to 6V |
| Operating Temperature | 0 degreesC to 70 degreesC |
| Propagation Delay | ~8ns (typical) |
| Output Drive | +/-4mA (typical) |
| Logic Levels | TTL Compatible |
| Origin | Original/Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Dual Configuration - Two independent 4-input AND gates in one package
- High-Speed CMOS - Low power consumption with fast switching speeds
- Wide Supply Range - Operates from 2V to 6V
- TTL Compatible - Direct interface with TTL logic circuits
- Standard DIP Package - Easy breadboard and PCB integration
- Reliable Performance - Proven HC logic family technology
Why Choose This Product?
- 100% Authentic - Sourced from authorized distributors with authentication verification
- Fast Shipping - 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse to most of India
- Expert Technical Support - Full guidance via email and WhatsApp (24/7)
- 7-day warranty on manufacturing defects - Comprehensive manufacturer coverage for all defects
- Competitive Pricing - Best value for quality digital logic components
- Bulk Discounts - Wholesale pricing available on orders of 10+ units
Applications & Project Ideas
DIY Electronics & Hobbyist Projects
- Logic circuit breadboard experiments
- Digital circuit prototyping
- Arduino and microcontroller interfacing
- Educational electronics kits
Professional & Industrial Applications
- Industrial control systems
- Automation equipment logic circuits
- Signal conditioning circuits
- Digital measurement systems
Learning & Education
- Electronics student projects
- Digital logic course labs
- Skill development and training
- Circuit design experimentation
Pin Configuration (14-pin DIP)
```
Pin 1: 1A (Input) Pin 14: VCC (Power +)
Pin 2: 1B (Input) Pin 13: 2A (Input)
Pin 3: 2A (Input) Pin 12: 2B (Input)
Pin 4: 2B (Input) Pin 11: 2C (Input)
Pin 5: 2C (Input) Pin 10: 2D (Input)
Pin 6: 2D (Input) Pin 9: 2Y (Output)
Pin 7: GND (Ground) Pin 8: 1Y (Output)
```What's Included in the Package
- 1x 74HC21 Dual 4-input AND Gate IC (14-pin DIP)
- Datasheet and technical documentation
- Quick reference guide
- Support contact information
- Warranty certificate
Frequently Asked Questions
Is this 74HC21 100% authentic?
Yes, absolutely. We source all our ICs from authorized distributors and perform authentication verification on every batch. You receive genuine, original components with full manufacturer support.
What is the warranty coverage?
Each 74HC21 comes with a 7-day warranty on manufacturing defects covering all manufacturing defects. If the component fails due to defects, we'll replace it free of charge or provide a full refund.
How fast is the shipping?
We offer 1-5 day shipping, 7-8 day delivery from our Bengaluru warehouse to most locations across India. Express shipping options are available for urgent orders.
Do you provide technical support?
Yes! Our expert team provides comprehensive technical support via email and WhatsApp 24/7. We can help with circuit design, troubleshooting, and application guidance.
What is your return policy?
We offer a 7-day return policy on all defective items. Simply contact us with proof of the defect, and we'll process a full refund or replacement immediately.
Are bulk discounts available?
Yes! We offer attractive wholesale pricing on orders of 10 or more units. Contact our sales team at sales@thetechdepot.in for custom quotes.
Can I use this IC with Arduino or Raspberry Pi?
Yes, the 74HC21 works perfectly with Arduino, Raspberry Pi, and other microcontroller platforms. It's TTL compatible and can interface directly with 5V logic systems.
What's the difference between 74HC21 and 74LS21?
The 74HC21 uses CMOS technology (lower power, faster), while the 74LS21 uses TTL technology (higher power consumption). HC is the modern choice for most applications.
Customer Support
The Tech Depot,
Buy Dual 4-input AND Gate IC - 74HC21 Online in India
Purchase the Dual 4-input AND Gate IC - 74HC21 online at The Tech Depot - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Dual 4-input AND Gate IC - 74HC21 with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy Dual 4-input AND Gate IC - 74HC21 at the best price in India? The Tech Depot 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.