AT25256AW-10SI-1.8-T

Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Serial EEPROM Memory
• Characteristics:
  • Low-power CMOS technology
  • High-speed performance
  • Wide operating voltage range
  • Small form factor
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: AT25256AW-10SI-1.8-T is a non-volatile serial EEPROM memory IC that offers high-speed performance and low-power consumption.
• Packaging/Quantity: The AT25256AW-10SI-1.8-T is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Memory Size: 256 Kbits (32 Kbytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Pin Configuration

The AT25256AW-10SI-1.8-T has an 8-pin configuration as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | CS | Chip Select | | 2 | DO | Data Output | | 3 | WP | Write Protect | | 4 | GND | Ground | | 5 | DI | Data Input | | 6 | CLK | Clock | | 7 | HOLD | Hold Input | | 8 | VCC | Power Supply |

Functional Features

• High-speed data transfer using SPI interface
• Low power consumption during read and write operations
• Write protection feature to prevent accidental data modification
• Hold input for pausing ongoing operations without losing data
• Wide operating voltage range allows compatibility with various systems

Advantages

• Compact size and small form factor make it suitable for space-constrained applications
• High-speed performance enables quick data access and transfer
• Low power consumption extends battery life in portable devices
• Write protection feature ensures data integrity and security

Disadvantages

• Limited memory size may not be sufficient for certain applications requiring larger storage capacity
• SPI interface may have limitations in terms of maximum data transfer rate compared to other interfaces

Working Principles

The AT25256AW-10SI-1.8-T operates based on the Serial Peripheral Interface (SPI) protocol. It uses a clock signal (CLK) to synchronize data transfer between the device and the host microcontroller. The Chip Select (CS) pin is used to enable or disable the device for communication. Data is transferred serially through the Data Input (DI) and Data Output (DO) pins.

Detailed Application Field Plans

The AT25256AW-10SI-1.8-T is commonly used in various electronic devices and systems, including: - Consumer electronics (e.g., smartphones, tablets, digital cameras) - Automotive electronics (e.g., infotainment systems, engine control units) - Industrial automation (e.g., programmable logic controllers, sensors) - Medical devices (e.g., patient monitoring systems, diagnostic equipment)

Alternative Models

• AT25256A-10PU-2.7: Same memory size and characteristics, but with a different package (DIP instead of SOIC).
• AT25256AN-10SU-2.5: Same memory size and characteristics, but with a different operating voltage range (2.5V to 5.5V).

Please note that the above alternative models are just examples and there may be other similar alternatives available in the market.

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