AT27C4096-90PU

The AT27C4096-90PU is a specific variant of the AT27C4096 series, a 4-megabit (512K x 8) one-time programmable (OTP) EPROM (Electrically Programmable Read-Only Memory) chip manufactured by Microchip Technology Inc. It is commonly used for non-volatile data storage and firmware storage in various electronic devices.

Key Features and Specifications:

1. High-Density Storage: The AT27C4096-90PU offers a storage capacity of 4 megabits, which is equivalent to 512 kilobytes of data. It provides ample space for storing firmware, configuration data, lookup tables, and other non-volatile information.

2. One-Time Programmable: The EPROM is designed to be programmed only once, making it suitable for applications where data or code needs to be permanently stored and cannot be changed or updated after programming.

3. Fast Access Time: It has a fast access time of 90 nanoseconds, allowing for quick retrieval of data from the memory.

4. Wide Operating Voltage Range: The AT27C4096-90PU operates within a wide voltage range, typically from 4.5V to 5.5V, making it compatible with various power supply voltages.

5. Low Power Consumption: The EPROM is designed for low power consumption, making it suitable for battery-powered and energy-efficient devices.

6. Durable and Reliable: It offers reliable data retention and endurance, with a typical data retention period of 20 years and a typical endurance of 1,000 program/erase cycles.

7. Parallel Interface: The AT27C4096-90PU utilizes a parallel interface, allowing for fast and efficient data transfer between the EPROM and the microcontroller or other devices.

Applications:

1. Embedded Systems: The AT27C4096-90PU is commonly used in embedded systems, including microcontroller-based systems, industrial control systems, and consumer electronics, for storing firmware, boot code, and configuration data.

2. Legacy System Upgrades: It can be utilized in legacy systems and equipment that require replacement or upgrading of the firmware or data storage, allowing for easy integration and compatibility with existing designs.

3. Automotive Electronics: The EPROM finds applications in automotive electronics, including engine control units (ECUs), instrument clusters, and infotainment systems, for storing critical firmware and calibration data.

4. Industrial Automation: It is suitable for industrial automation equipment, such as programmable logic controllers (PLCs), motor drives, and robotics, for storing control algorithms and configuration data.

5. Gaming Systems: The AT27C4096-90PU can be used in gaming consoles and arcade machines for storing game code, graphics, and other non-volatile data.

6. Medical Devices: It finds applications in medical devices, such as patient monitoring systems, imaging equipment, and diagnostic instruments, for storing firmware, calibration data, and patient-specific settings.

7. Communication Systems: The EPROM is commonly used in communication systems, including routers, switches, and network equipment, for storing firmware, configuration data, and firmware upgrades.

Reliable Data Storage Solution:

With the AT27C4096-90PU one-time programmable EPROM, you can achieve reliable and permanent data storage in your electronic designs. Its high-density storage, one-time programmability, fast access time, wide operating voltage range, low power consumption, and durable construction make it suitable for embedded systems, legacy system upgrades, automotive electronics, industrial automation, gaming systems, medical devices, and communication systems.

Choose the AT27C4096-90PU from Microchip Technology Inc. to experience reliable data storage, secure firmware storage, and compatibility with various electronic applications.