AT25256-10PC-2.7

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Data Storage

Characteristics: - Non-volatile memory - Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) - 256 Kbit (32 Kbyte) capacity - 10 MHz clock frequency - 2.7V power supply - Industrial temperature range (-40°C to +85°C)

Package: PDIP (Plastic Dual In-line Package)

Essence: AT25256-10PC-2.7 is a serial EEPROM IC used for non-volatile data storage in various electronic devices.

Packaging/Quantity: The AT25256-10PC-2.7 is typically sold in tubes or trays, with quantities varying based on customer requirements.

Specifications

• Memory Capacity: 256 Kbit (32 Kbyte)
• Clock Frequency: 10 MHz
• Power Supply Voltage: 2.7V
• Temperature Range: -40°C to +85°C
• Interface: SPI (Serial Peripheral Interface)
• Write Endurance: 1 million cycles
• Data Retention: 100 years
• Package Type: PDIP

Detailed Pin Configuration

The AT25256-10PC-2.7 has a total of 8 pins arranged as follows:

┌───┬───┐ │ 1 │ 8 │ ├───┼───┤ │ 2 │ 7 │ ├───┼───┤ │ 3 │ 6 │ ├───┼───┤ │ 4 │ 5 │ └───┴───┘

Pin Description: 1. Chip Select (CS): Used to enable/disable the IC for communication. 2. Serial Clock (SCK): Provides the clock signal for data transfer. 3. Serial Data Input (SI): Receives data from the external device. 4. Ground (GND): Common ground reference. 5. Serial Data Output (SO): Transmits data to the external device. 6. Write Protect (WP): Enables/disables write protection. 7. Hold (HOLD): Pauses ongoing operations. 8. Power Supply (VCC): 2.7V power input.

Functional Features

• Non-volatile memory: Retains data even when power is disconnected.
• Serial EEPROM: Allows for easy interfacing with microcontrollers and other devices.
• SPI Interface: Supports high-speed serial communication.
• Wide temperature range: Suitable for industrial applications.
• Low power consumption: Efficient use of power resources.
• Write protection: Prevents accidental modification of stored data.
• Hold function: Temporarily pauses ongoing operations.

Advantages and Disadvantages

Advantages: - Compact size and lightweight. - High data retention and endurance. - Easy integration with various systems. - Wide operating temperature range. - Low power consumption.

Disadvantages: - Limited storage capacity compared to other memory technologies. - Slower write speeds compared to some alternatives. - Vulnerable to electromagnetic interference.

Working Principles

The AT25256-10PC-2.7 operates based on the principles of EEPROM technology. It utilizes a floating gate transistor structure to store and retrieve data. The data can be written or erased electrically, making it non-volatile. The IC communicates with external devices using the SPI interface, enabling efficient data transfer.

Detailed Application Field Plans

The AT25256-10PC-2.7 finds application in various electronic systems that require non-volatile data storage. Some common application fields include: - Automotive electronics - Industrial control systems - Consumer electronics - Medical devices - Communication equipment

Detailed and Complete Alternative Models

1. AT25256A-10PU-2.7: Similar to AT25256-10PC-2.7, but in a different package (PDIP).
2. AT25256B-10SC-2.7: Same capacity and characteristics, but in an SOIC (Small Outline Integrated Circuit) package.
3. AT25DF256-WH: Serial flash memory with higher capacity (256 Mbit) and faster write speeds.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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