AT17N256-10SI

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The AT17N256-10SI is an advocate of configuration proms for FPGAs. It is an integrated circuit device that provides an optimized storage solution for the storage of FPGAs program memory in conjunction with the AT17Fxxx family FPGA products. With a 256-bit capacity, this device is able to store up to eight FPGA configuration bits in configurations as large as 16Mbits.

The AT17N256-10SI provides a number of important features in order to reduce FPGA configuration time and to make the FPGA system more reliable. These features include: the Serial Peripheral Interface (SPI), the Configuration Data Multiplexer (CDM), the Two-Wire Serial Interface (TWSI), and the Serial NS (SN) bus. Each of these features are employed in order to reduce FPGA configuration time and to improve system reliability.

The Serial Peripheral Interface (SPI) enables the AT17N256-10SI to communicate with an FPGA or microcontroller. It offers a simple and reliable way to transfer configuration data. The SPI interface simplifies the connection between the AT17N256-10SI and other devices in the system. It supports a clock rate of up to 25MHz and supports a range of multiplexed data formats. It provides both voltage-level shifting and bus-level translation between the AT17N256-10SI and FPGAs or microcontrollers.

The Configuration Data Multiplexer (CDM) is an integrated circuit element which allows the AT17N256-10SI to select the configuration data input source. The CDM selects one out of four sources - either the AT17N256-10SI on-chip ROM, Flash Memories or EEPROMs. It eliminates the need for external logic gates and thus reduces complexity and time during the FPGA data configuration process.

The Two-Wire Serial Interface (TWSI) provides a low-cost parallel-to-serial interface for the AT17N256-10SI. The TWSI supports a variety of data formats which can be used in a variety of applications. It is designed to provide a low-cost and low-latency data range for the AT17N256-10SI configuration and allows for more flexible system configurations.

The Serial NS (SN) bus enables the AT17N256-10SI to communicate with FPGAs. It provides multiple block transfers capability and allows data transfer rates up to 80MHz. It is a non-volatile bus which uses a three-pin interface allowing the AT17N256-10SI to read or write up to four FPGA blocks of configuration data in one bus cycle. It allows the configuration data to be stored in large blocks within the AT17N256-10SI and thus reduces the need for multiple instruction cycles.

The AT17N256-10SI offers an FPGA programming solution for many applications. It can be used for microcontroller programming, bit-stream configuration of FPGAs, software override programming and other applications. The AT17N256-10SI is a complex integrated circuit device which enables the efficient download of FPGA configuration data, the verification of programmed bits and the reloading of the FPGA if needed.

In conclusion, the AT17N256-10SI is a useful and versatile integrated circuit device that provides an optimized storage solution for the storage of FPGA program memory in conjunction with the AT17Fxxx family FPGA products. Its features such as the SPI, CDM, TWSI, and SN bus provide FPGA designers and engineers with a reliable and efficient program memory solution.

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