Microchip Technology AT27C040-90PU

The AT27C040-90PU is a high-performance, low-power Electrically Erasable Programmable Read-Only Memory (EEPROM) integrated circuit developed by Microchip Technology. This device is designed to offer a reliable and durable storage solution for a wide range of applications, including embedded systems, telecommunications, personal computers, and other electronic devices that require non-volatile memory storage.

Key Features

• Memory Size: The AT27C040-90PU provides a substantial memory capacity of 4 Megabits (Mb), which is organized as 512K x 8 bits. This allows for ample storage space for firmware, boot code, or other data that needs to be preserved across power cycles.
• Access Time: With an access time of 90 nanoseconds, this EEPROM offers swift read operations, enabling efficient data retrieval and high-speed system performance.
• Programming Voltage: The device operates with a programming voltage of 5V, making it compatible with many standard microcontroller and digital circuit interfaces.
• Package Type: The AT27C040-90PU comes in a 32-lead Plastic Dual In-Line Package (PDIP), which is widely used and easy to handle for through-hole mounting on printed circuit boards.
• Low Power Consumption: It features a low power consumption design, which is crucial for battery-operated and power-sensitive applications.
• Endurance: The EEPROM has an endurance of 10,000 write/erase cycles, ensuring a long operational lifespan for devices that require frequent data updates.
• Data Retention: It offers a data retention period of 10 years, guaranteeing the preservation of data over a significant period.

Applications

The versatility of the AT27C040-90PU makes it suitable for a broad spectrum of applications. Its robustness and reliability are ideal for use in:

• Embedded Systems
• Telecommunication Devices
• Automotive Electronics
• Industrial Control Systems
• Medical Devices
• Consumer Electronics

With its combination of speed, capacity, and durability, the Microchip Technology AT27C040-90PU EEPROM is an excellent choice for designers and engineers looking for a memory component that provides stable and long-lasting performance.