AT25020A-10PI-2.7

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AT25020A-10PI-2.7 is a type of memory module. It is typically used in embedded industrial and other electronic applications, such as in factory automation, appliances and mass storage devices. It features a standard 10-pin JTAG connector, with six signal pins that can be used for programming, debugging and memory operations. It also contains a single 2.7V Vcc power pin, which is used to supply power to the device.

The AT25020A-10PI-2.7 module contains 2 Mbits of serial flash memory, which is organized into 256 sectors of 64 bytes each, with 32 bytes of data per sector. The memory module can support a wide range of operating frequencies up to 20 MHz. The device can store up to 2 Mbits of code/data with a maximum write cycle time as low as 10µs.

AT25020A-10PI-2.7 is an economical, high performance and robust device. Its erasure capability is built into the device, allowing the user to easily erase and reprogram the memory without the need to perform complex erase/program operations. The device also features basic security features such as 128-bit write protect, write protect/password and secret region features, which help to protect code and data against unauthorized access.

In terms of working principle, AT25020A-10PI-2.7 is programmed with serial data, which is then serially readback from SPI bus. The SPI bus used for programming and reading back is a 4-wire interface consisting of SCK, SI, SO and CS. SPI is designed mainly for communication between microprocessors and memories, which is why AT25020A-10PI-2.7 is typically used in this type of application.

The device also features advanced features that enable the user to more closely monitor the status of the memory, such as a power-on reset (POR) pin, which allows the user to reset the device even if the power has been interrupted. It also features advanced protection features, such as the ability to write-protect sectors, password protection and the option to lock bits to protect the memory.

The AT25020A-10PI-2.7 makes for an ideal choice for industrial and embedded applications, due to its reliability, security, and wide range of operational frequencies. This makes it a great choice for applications requiring fast write times, low voltage operation and reliable memory protection.

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