AT27C020-70TI

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The AT27C020-70TI is a 2048K-bit, high speed, low voltage, CMOS Electrically Erasable Programmable ROM (EEPROM). It has wide applications in the following fields.

Memory

The AT27C020-70TI provides a low-cost alternative to mask programmed ROM. It features an internal erase/program controller, a high speed access time of 70ns, a maximum operating speed of 10MHz, and a wide voltage range of 2.7V to 6V. The device is ideal for higher density embedded system applications, such as those found in communications, industrial and home appliances.

In addition, the device offers two types of programming: the bulk programming and the sector programming. The bulk programming allows for faster programming, and is suitable for applications that require only one programming cycle. The sector programming allows for slower and more precise programming, and is suitable for applications requiring multiple programming cycles.

The AT27C020-70TI also has a built-in Data Protection System (DPS), which helps protect the data stored in the device against accidental erasure or reprogramming. The DPS is also capable of detecting data integrity errors and providing back-up and restoration capabilities.

Working Principle

The AT27C020-70TI is a nonvolatile memory device, meaning the data stored in the device remain intact in the absence of a power source. The device consists of two arrays of memory cells, one for the program memory and one for the data memory. The program memory is used to store the program code, while the data memory is used to store the program data.

The device utilizes electrically-erasable programmable (EEPROM) technology. This technology provides the capability for the device to be reprogrammed. The device uses a combination of a laser and UV erase to erase the data stored in the device, and the use of an electrical charge is used to program the device.

The AT27C020-70TI also features a built-in ECC (Error Correction Code) system. This system helps to detect errors in the data stored in the device, and also helps to correct them. The ECC system also provides a more reliable system for data storage, as it helps to prevent data corruption.

The AT27C020-70TI is designed to be used in many different embedded systems applications. Its ability to be reprogrammed makes it ideal for applications requiring data to be regularly changed, such as firmware upgrades. It also offers high speed access times and data protection, which make it suitable for high performance applications.

The specific data is subject to PDF, and the above content is for reference