AT25256B-SSHL-B

The AT25256B-SSHL-B is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology, designed for low-power applications. It features a 256 Kbit (32 KByte) memory capacity, organized as 32,768 words of 8 bits each. The device communicates via the I²C (Inter-Integrated Circuit) protocol, allowing easy integration with microcontrollers and other digital devices.
Key features include a wide operating voltage range from 1.8V to 5.5V, low power consumption during read and write operations, and hardware write protection for enhanced security. The AT25256B-SSHL-B supports fast data transfer rates, making it suitable for applications requiring quick access to stored data, such as in automotive, industrial, and consumer electronics.
This EEPROM is encapsulated in a compact package (usually SOIC or TSSOP), facilitating efficient space utilization on circuit boards. It is ideal for tasks like storing configuration settings, calibration values, or small amounts of data that need to be retained when power is lost.

The AT25256B-SSHL-B is a 256K-bit serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Key features include:
1. Memory Size: 256K bits (32K bytes) of memory.
2. Interface: Communicates via a 2-wire I2C interface, making it suitable for various applications.
3. Voltage Range: Operates within a voltage range of 1.8V to 5.5V, allowing flexibility in power supply design.
4. Write Endurance: Supports a minimum of 1 million write cycles per memory location, ensuring reliability in frequent write operations.
5. Data Retention: Provides a data retention period of up to 100 years at 25°C.
6. Package Type: Available in a compact 8-lead SOIC (Small Outline Integrated Circuit) package, ideal for space-constrained applications.
7. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
These features make the AT25256B-SSHL-B suitable for applications in consumer electronics, automotive, industrial, and medical devices that require non-volatile memory.

The AT25256B-SSHL-B is offered in an 8-pin SOIC (Small Outline Integrated Circuit) package. This type of package is characterized by a low profile and wide body, designed for surface mounting on printed circuit boards.

The AT25256B-SSHL-B is a 256 Kbit (32 K x 8) Serial EEPROM with an I2C interface. It features a 8-pin package configuration. The pin count and their functions are as follows:
1. VCC - Power supply pin.
2. GND - Ground pin.
3. SDA - Serial Data Line for data transfer.
4. SCL - Serial Clock Line for clocking data.
5. WP - Write Protect pin, used to enable or disable write operations.
6. A0 - Address line for device addressing, allows connection of multiple devices on the same bus.
7. A1 - Address line for additional addressing.
8. A2 - Address line for further expansion of the address space.
The device supports a voltage range of 2.5V to 5.5V and is commonly used for applications requiring non-volatile memory storage.

The AT25256B-SSHL-B is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, Microchip specializes in embedded control applications and offers a wide range of products including microcontrollers, memory devices, and development tools. The company serves various industries, including automotive, industrial, consumer, and communication, and is known for its commitment to quality and innovation in semiconductor technology.

The AT25256B-SSHL-B is a 256K-bit serial EEPROM used in various applications, including automotive systems, consumer electronics, industrial automation, and medical devices. It serves for data storage requirements such as configuration settings, calibration data, firmware storage, and user-defined data retention in low-power environments. Its I2C interface allows easy integration into embedded systems.

The AT25256B-SSHL-B is a 256Kb (32K x 8) Serial EEPROM. Equivalent products include:
1. Microchip 25AA256
2. Winbond W25X256
3. STMicroelectronics M24C256
4. NXP/Philips EEPROM 93C56
Always verify compatibility regarding voltage, speed, and pin configuration before substitution.