| Allicdata Part #: | AT25256B-CUL-T-ND |
| Manufacturer Part#: |
AT25256B-CUL-T |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Microchip Technology |
| Short Description: | IC EEPROM 256K SPI 20MHZ 8VFBGA |
| More Detail: | EEPROM Memory IC 256Kb (32K x 8) SPI 20MHz 8-VFBG... |
| DataSheet: |  AT25256B-CUL-T Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Series: | -- |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Memory Type: | Non-Volatile |
| Memory Format: | EEPROM |
| Technology: | EEPROM |
| Memory Size: | 256Kb (32K x 8) |
| Clock Frequency: | 20MHz |
| Write Cycle Time - Word, Page: | 5ms |
| Memory Interface: | SPI |
| Voltage - Supply: | 1.8 V ~ 5.5 V |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 8-VFBGA |
| Supplier Device Package: | 8-VFBGA (1.5x2) |
Description
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The Memory category consists of components that store information, including AT25256B-CUL-T. This component provides nonvolatile EEPROM memory in a small surface-mountable package, making it suitable for many applications. In this article, we’ll discuss its application field and working principle.
Application Fields of AT25256B-CUL-T
The AT25256B-CUL-T is used in a wide variety of applications. It is designed for applications that require nonvolatile memory, including embedded systems, automotive applications, industrial automation systems, and medical devices. It is particularly well suited for use in applications where space is limited and reliability is a priority. As the device is short-circuit protected, it is recommended that it be used in applications with frequent power cycling.
The AT25256B-CUL-T is also suitable for applications that require a large amount of nonvolatile memory. The device has a capacity of 32KB, making it a suitable choice for applications that need more than 8KB of nonvolatile memory but do not require any more than 32KB. This chip is also suitable for applications that require fast access to nonvolatile memory. The device can access data at a maximum frequency of 10 MHz.
Working Principle of AT25256B-CUL-T
The AT25256B-CUL-T consists of 32,768 bytes of nonvolatile EEPROM memory. The device is organized as 256 pages, each containing 128 bytes of memory. Data is written to and read from the device using the SPI protocol. To write data to the device, the data is first placed into the transmit buffer, and then the write command is issued. The data is then stored in the internal memory array, and the device returns to the standby mode.
To read data from the device, a read command is issued followed by the address of the desired data. The data is then read from the internal memory array, and the device returns to the standby mode. The read data can then be read from the receive buffer.
The AT25256B-CUL-T also supports page write and page read commands. These commands allow data to be written to or read from multiple pages of the device in a single transaction. This makes the device suitable for applications that require bulk data transfers.
The device also provides an array of protection features, including write protect, block erase, sector erase, and device ROM integrity check. These features can be used to protect the device against unauthorized access or malicious modifications.
In summary, the AT25256B-CUL-T is a nonvolatile EEPROM memory component well suited for embedded systems, automotive applications, industrial automation systems, and medical devices. It is organized as 256 pages, each containing 128 bytes of memory, and can be used to store up to 32KB of data. The device also provides an array of features for data protection, including write protect, block erase, sector erase, and device ROM integrity check.
The specific data is subject to PDF, and the above content is for reference
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