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AT17C256-10PC

AT17C256-10PC Description

The AT17C256-10PC is a 256Kb Serial EEPROM configuration memory IC designed for use in FPGA (Field-Programmable Gate Array) applications. Manufactured by Microchip Technology, this device is packaged in an 8-pin DIP (Dual Inline Package) and is suitable for through-hole mounting. Despite its obsolete status, the AT17C256-10PC remains a reliable choice for specific applications requiring non-volatile memory solutions.

This EEPROM operates within a supply voltage range of 4.75V to 5.25V and is rated for an operating temperature range of 0°C to 70°C. It is housed in a tube package, ensuring robust handling and storage. The device is classified under ECCN (Export Control Classification Number) EAR99 and HTSUS (Harmonized Tariff Schedule of the United States) code 8542.32.0051. Additionally, it is REACH unaffected, complying with environmental and chemical regulations.

AT17C256-10PC Features

The AT17C256-10PC offers several technical features that make it a valuable component in FPGA configuration systems:

• 256Kb Memory Size: This EEPROM provides a substantial memory capacity, allowing for the storage of large configuration data sets.
• Serial EEPROM: The serial interface simplifies communication with the host system, reducing pin count and board space requirements.
• Wide Operating Temperature Range: The 0°C to 70°C range ensures reliable operation in various environmental conditions, making it suitable for industrial and commercial applications.
• Through-Hole Mounting: The through-hole package type is ideal for applications requiring high reliability and ease of installation.
• Low Moisture Sensitivity Level (MSL 1): With an MSL of 1, the device is classified as unlimited, meaning it can be exposed to ambient conditions without requiring special handling or storage precautions.
• DigiKey Programmable: Although not verified, the AT17C256-10PC can be programmed using standard EEPROM programming techniques, ensuring flexibility in configuration and customization.

AT17C256-10PC Applications

The AT17C256-10PC is particularly well-suited for applications requiring non-volatile memory for FPGA configuration and data storage. Specific use cases include:

• FPGA Configuration: The primary application is the storage and retrieval of configuration data for FPGAs, enabling rapid and reliable initialization of complex digital circuits.
• Embedded Systems: In embedded systems, the AT17C256-10PC can store critical system parameters and firmware, ensuring system integrity and functionality.
• Industrial Automation: The robust operating temperature range and through-hole mounting make it suitable for industrial environments where reliability and durability are paramount.
• Telecommunications: In telecom applications, the EEPROM can store calibration data and configuration settings for network equipment.

Conclusion of AT17C256-10PC

The AT17C256-10PC, despite being obsolete, remains a reliable and versatile Serial EEPROM solution for FPGA configuration and non-volatile memory needs. Its wide operating temperature range, through-hole mounting, and low moisture sensitivity level make it suitable for a variety of demanding applications. While newer alternatives may offer additional features, the AT17C256-10PC continues to provide dependable performance in its intended applications. For engineers and designers seeking a proven and robust memory solution, the AT17C256-10PC is a viable option.