Microchip Technology, Inc. Memory AT27C4096-15PI

The AT27C4096-15PI is a 4,194,304-bit one-time programmable read-only memory (OTP EPROM) organized as 256K by 16 bits. It operates with a single 5V power supply and features a fast read access time of 150 ns, making it suitable for high-performance applications. The device consumes a maximum of 40 mA during active operation at 5 MHz and only 100 µA in standby mode, ensuring low power consumption. This memory chip is available in standard JEDEC packages, including 40-Lead PDIP, 44-Lead PLCC, and 40-Lead VSOP. It is designed for compatibility with CMOS and TTL logic levels, and it includes a Rapid Programming Algorithm that allows for programming times of approximately 50 µs per word. The AT27C4096 also provides high reliability with 2,000V ESD protection and 200 mA latchup immunity. Engineers may find this product beneficial for applications requiring reliable firmware storage without the delays associated with mass storage media. The integrated product identification code aids in the use of industry-standard programming equipment. The device is suitable for both commercial and industrial temperature ranges, making it versatile for various project requirements.