AT25040-10PC-2.7

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Serial EEPROM Memory

Characteristics: - Low-power CMOS technology - 4K (4096) bits of EEPROM memory - 2-wire serial interface - Wide operating voltage range: 1.8V to 5.5V - High-speed clock frequency: up to 20 MHz - Self-timed erase and write cycles - Write protect pin for hardware data protection - 32-byte page write mode for faster programming - More than 1 million erase/write cycles - Data retention: 100 years

Package: PDIP (Plastic Dual In-line Package)

Essence: The AT25040-10PC-2.7 is a non-volatile serial EEPROM memory IC that provides reliable and low-power storage for various applications.

Packaging/Quantity: The AT25040-10PC-2.7 is available in a PDIP package, which contains a single IC.

Specifications

• Memory Size: 4K bits (512 bytes)
• Interface: 2-wire serial (I2C-compatible)
• Operating Voltage: 1.8V to 5.5V
• Clock Frequency: Up to 20 MHz
• Write Protect Pin: Yes
• Erase/Write Cycles: >1 million
• Data Retention: 100 years
• Package Type: PDIP
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT25040-10PC-2.7 has a total of 8 pins:

1. VCC: Power supply voltage input
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect pin
5. VSS: Ground
6. NC: No connection
7. NC: No connection
8. NC: No connection

Functional Features

• Non-volatile memory: The AT25040-10PC-2.7 retains data even when power is disconnected.
• Serial interface: It uses a 2-wire serial interface, making it compatible with I2C communication protocols.
• Low-power consumption: The IC operates on low power, making it suitable for battery-powered devices.
• Hardware data protection: The write protect pin allows for hardware-based protection of stored data.
• High-speed operation: With a clock frequency of up to 20 MHz, the IC enables fast read and write operations.
• Self-timed erase and write cycles: The IC manages the timing of erase and write operations, simplifying the programming process.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even during power loss. - Wide operating voltage range allows for compatibility with various systems. - High-speed clock frequency enables fast data transfer. - Self-timed erase and write cycles simplify programming. - Write protect pin provides additional data security.

Disadvantages: - Limited memory size (4K bits) may not be sufficient for certain applications requiring larger storage capacity. - PDIP package may not be suitable for space-constrained designs.

Working Principles

The AT25040-10PC-2.7 utilizes non-volatile EEPROM technology to store and retrieve data. It communicates with the host system through a 2-wire serial interface, following the I2C protocol. The IC operates on a wide voltage range, allowing it to be used in various electronic systems. It employs self-timed erase and write cycles, which simplify the programming process by managing the timing internally. The write protect pin provides an additional layer of data security by allowing hardware-based protection.

Detailed Application Field Plans

The AT25040-10PC-2.7 can be used in a wide range of applications, including but not limited to: 1. Consumer electronics: Used for storing configuration data, user settings, and firmware updates in devices such as TVs, set-top boxes, and audio systems. 2. Industrial automation: Provides non-volatile memory for storing calibration data, sensor configurations, and system parameters in industrial control systems. 3. Automotive electronics: Used for storing vehicle-specific data, such as mileage, service history, and user preferences, in automotive electronic control units (ECUs). 4. Medical devices: Enables storage of patient data, device settings, and firmware updates in medical equipment like patient monitors and infusion pumps. 5. Internet of Things (IoT): Suitable for IoT devices requiring non-volatile memory for storing sensor data, device configurations, and network settings.

Detailed and Complete Alternative Models

1. AT25080A-10PU-2.7: 8K-bit serial EEPROM with similar features and package type.
2. AT25128A-10PU-2.7: