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AT27BV256-15RI

AT27BV256-15RI Description

The AT27BV256-15RI is a 256Kbit EPROM (Erasable Programmable Read-Only Memory) IC designed by Microchip Technology. This memory IC chip features a parallel memory interface and is organized in a 32K x 8 format, providing efficient data storage and retrieval capabilities. The device is housed in a surface-mount 28SOIC package, making it suitable for compact and high-density printed circuit board (PCB) designs. The AT27BV256-15RI operates with a supply voltage range of 2.7V to 3.6V and 4.5V to 5.5V, ensuring compatibility with a variety of power supply configurations. It has an access time of 150 ns, which allows for rapid data read operations, enhancing overall system performance.

AT27BV256-15RI Features

• Memory Size and Organization: The AT27BV256-15RI offers a total memory size of 256Kbit, organized in a 32K x 8 configuration. This structure provides a balance between memory capacity and addressability, making it ideal for applications requiring moderate storage and fast access times.
• Parallel Interface: The parallel memory interface enables high-speed data transfer, which is crucial for applications that demand quick data retrieval and processing. This feature ensures that the AT27BV256-15RI can keep up with the demands of modern electronic systems.
• Dual Voltage Range: The device supports a dual voltage range of 2.7V to 3.6V and 4.5V to 5.5V, providing flexibility in power supply options. This dual voltage capability ensures compatibility with a wide range of systems and power sources, enhancing its versatility.
• Fast Access Time: With an access time of 150 ns, the AT27BV256-15RI delivers rapid data read operations. This fast access time is essential for applications that require quick response times and efficient data handling.
• Surface-Mount Packaging: The 28SOIC surface-mount package is designed for compact and high-density PCB layouts. This packaging option allows for efficient use of board space, which is particularly beneficial in modern electronics where space is often a critical constraint.
• Moisture Sensitivity Level: The AT27BV256-15RI has a moisture sensitivity level (MSL) of 2 (1 Year), ensuring reliability and durability in various environmental conditions. This feature is crucial for applications that may be exposed to varying levels of humidity or moisture.

AT27BV256-15RI Applications

The AT27BV256-15RI is well-suited for a variety of applications due to its combination of memory size, fast access time, and flexible voltage range. Some specific use cases where this product excels include:

• Embedded Systems: The AT27BV256-15RI is ideal for embedded systems that require reliable and fast memory storage. Its parallel interface and fast access time ensure efficient data handling, making it suitable for applications such as microcontrollers, industrial control systems, and IoT devices.
• Consumer Electronics: In consumer electronics, the AT27BV256-15RI can be used for storing firmware and configuration data. Its compact surface-mount package and dual voltage range make it a versatile choice for devices such as smart home appliances, wearable technology, and portable electronics.
• Automotive Electronics: The device's reliability and moisture sensitivity level make it suitable for automotive applications. It can be used for storing critical data in engine control units (ECUs), infotainment systems, and advanced driver-assistance systems (ADAS).
• Medical Devices: The AT27BV256-15RI can be employed in medical devices for storing calibration data, patient information, and operational parameters. Its fast access time and reliability ensure that critical data is quickly accessible and accurately stored.

Conclusion of AT27BV256-15RI

The AT27BV256-15RI is a versatile and reliable EPROM IC that offers a balance of memory capacity, fast access times, and flexible voltage options. Its parallel interface and surface-mount packaging make it suitable for a wide range of applications, from embedded systems to consumer electronics and automotive devices. While the product is now obsolete, its technical specifications and performance benefits continue to make it a valuable component for legacy systems and specific applications where its unique features are required.