AT28HC256-90SC

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The AT28HC256-90SC is an advanced memory technology that is used for a variety of applications. It is an integrated circuit (IC) memory device with a wide range of applications in the industrial and automotive markets. The AT28HC256-90SC has a capacity of 256Kbits and is compatible with different systems due to its 3.3V operation voltage.

The AT28HC256-90SC belongs to the family of 8-bit serial EEPROM memories. These memories store up to 8 bits of data in a single cell and the data is written by applying an appropriate voltage. The advantage of these memories is that they have a low operating power, a wide operating temperature range and a high degree of reliability. Additionally, the AT28HC256-90SC has a data retention of up to 20 years in operational mode and up to 200 years in storage mode.

The AT28HC256-90SC is mainly used in industrial automation, medical devices, automotive, consumer electronics and other applications. For example, in automotive applications, the AT28HC256-90SC is used to store information such as engine data, airbag settings and immobilizer settings. In medical devices, it is used to store patient data, program the device and provide security. In consumer electronics, it is used to store settings and profiles for TV, video and gaming consoles. Other applications include data loggers, RFID tags, security systems, automotive embedded systems and industrial controllers.

The working principle of the AT28HC256-90SC is based on the use of a serial interface. This serial interface allows data to be transferred between the memory and the external system. The device has an 8-bit serial interface which includes a data bus and two control signals. The data bus is used to transmit and receive data from the memory and the two control signals are used to control the data flow. The device is write protected so that data can be written only once. Additionally, the device has a “sleep” mode which allows it to consume less power.

In conclusion, the AT28HC256-90SC is an advanced memory technology that is used in a wide range of applications such as automotive, industrial, medical and consumer electronics. It has a capacity of 256Kbits and is compatible with a wide range of systems. The device works on the principle of a serial interface, which allows data to be transferred between the memory and the external system. Additionally, the device has a low operating power, a wide operating temperature range, a high degree of reliability and a data retention period of up to 200 years in storage mode. Thus, the AT28HC256-90SC is an ideal choice for the majority of memory applications.

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