Microchip Technology AT27C512R-90PC

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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 512Kbit
Memory Organization 64K x 8
Memory Interface Parallel
Clock Frequency -
Write Cycle Time - Word, Page -
Access Time 90 ns
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TC)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 28-DIP (0.600", 15.24mm)
Supplier Device Package 28-PDIP

AT27C512R-90PC - High-Performance 512Kbit EPROM Memory IC

The AT27C512R-90PC from Microchip Technology is a high-reliability 512Kbit EPROM (Erasable Programmable Read-Only Memory) designed for industrial and embedded applications requiring non-volatile memory storage. This one-time programmable (OTP) memory device delivers fast 90ns access time with a parallel interface, making it ideal for firmware storage, boot code, and configuration data in mission-critical systems.

Key Features & Benefits

  • 512Kbit Memory Capacity: Organized as 64K x 8, providing ample storage for embedded firmware and boot sequences
  • Fast 90ns Access Time: Ensures rapid data retrieval for time-sensitive applications
  • Wide Operating Voltage: 4.5V to 5.5V supply range for compatibility with standard TTL/CMOS logic systems
  • Industrial Temperature Range: Operates reliably from 0°C to 70°C for demanding environments
  • Through-Hole 28-DIP Package: Easy integration and replacement in legacy and new designs
  • Parallel Interface: Simple, direct memory access without complex protocols

Applications

The AT27C512R-90PC is perfectly suited for:

  • Embedded system firmware storage
  • Industrial control systems and PLCs
  • Legacy equipment upgrades and replacements
  • Automotive electronics and instrumentation
  • Medical device programming
  • Aerospace and defense applications

Why Choose HQICKEY for Your Memory Components?

At HQICKEY, we specialize in providing authentic, high-quality semiconductor components for industrial and commercial applications. Our extensive inventory includes a comprehensive range of memory semiconductor devices including EPROM, EEPROM, Flash, DRAM, and SRAM solutions from leading manufacturers.

We ensure:

  • 100% genuine components with full traceability
  • Competitive pricing and volume discounts
  • Fast worldwide shipping
  • Technical support and application assistance
  • Quality assurance and testing

Learn More

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Order your AT27C512R-90PC EPROM memory ICs today from HQICKEY - your trusted partner for premium semiconductor components.