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AT27C020-70PC - High-Performance 2Mbit EPROM Memory IC

The AT27C020-70PC from Microchip Technology is a reliable 2-megabit EPROM (Erasable Programmable Read-Only Memory) designed for embedded systems, industrial automation, automotive electronics, and IoT applications requiring non-volatile program storage. With its proven OTP (One-Time Programmable) EPROM technology and 70-nanosecond access time, this memory IC delivers dependable performance for mission-critical applications.

Key Features & Benefits

  • 2Mbit Memory Capacity: 256K x 8 organization provides ample storage for firmware, boot code, and configuration data
  • Fast 70ns Access Time: Ensures quick data retrieval for time-sensitive applications
  • Wide Operating Voltage: 4.5V to 5.5V supply voltage range for flexible system integration
  • Industrial Temperature Range: Operates reliably from 0°C to 70°C (TC) for demanding environments
  • Standard 32-DIP Package: Through-hole mounting for easy prototyping, legacy system upgrades, and field replacement
  • Parallel Interface: Simple, straightforward integration with microcontrollers and processors
  • Non-Volatile Storage: Retains data without power, perfect for boot firmware and permanent configuration storage

Ideal Applications

This EPROM memory IC is perfectly suited for:

  • Embedded system firmware storage and boot code
  • Industrial control systems and automation equipment
  • Automotive electronics and legacy vehicle systems
  • Medical device firmware and calibration data
  • Telecommunications infrastructure equipment
  • Aerospace and defense applications requiring proven reliability
  • Replacement and upgrade for legacy systems using parallel EPROM technology

Why Choose Microchip Technology?

Microchip Technology is a global leader in semiconductor solutions, known for manufacturing high-quality, reliable memory components with extensive lifecycle support. The AT27C020-70PC represents decades of proven EPROM technology, ensuring long-term availability and compatibility with existing designs.

Authentic Sourcing & Quality Assurance

We source all components directly from authorized distributors and manufacturers, ensuring 100% authentic parts with full traceability. Every AT27C020-70PC comes with quality documentation and is backed by our commitment to long-term availability for your critical projects.

Related Products & Resources

Explore our complete range of Memory ICs including EPROM, Flash, SRAM, and DRAM solutions for embedded, industrial, and automotive applications.

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Product attributes Property Value
Manufacturer Microchip Technology
Product Series
Packaging Tube |
Memory Type Non-Volatile
Memory Format EPROM
Technology EPROM - OTP
Memory Size 2Mbit
Memory Organization 256K x 8
Memory Interface Parallel
Clock Frequency -
Write Cycle Time - Word, Page -
Access Time 70 ns
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TC)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 32-DIP (0.600", 15.24mm)
Supplier Device Package 32-PDIP