25LC512T-I/SN

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Serial EEPROM Memory

Characteristics: - Low-power CMOS technology - High-speed SPI bus interface - 512 Kbit (64 Kbyte) capacity - 2.5V to 5.5V operating voltage range - Industrial temperature range (-40°C to +85°C) - 8-pin SOIC package

Essence: The 25LC512T-I/SN is a non-volatile serial EEPROM memory IC that provides reliable data storage in various electronic devices.

Packaging/Quantity: The 25LC512T-I/SN is available in an 8-pin Small Outline Integrated Circuit (SOIC) package. It is typically sold in reels of 2500 units.

Specifications

• Capacity: 512 Kbit (64 Kbyte)
• Operating Voltage Range: 2.5V to 5.5V
• Interface: Serial Peripheral Interface (SPI)
• Data Retention: >200 years
• Write Endurance: 1,000,000 cycles
• Package Type: 8-pin SOIC
• Temperature Range: -40°C to +85°C

Pin Configuration

The 25LC512T-I/SN has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | CS | Chip Select | | 2 | SCK | Serial Clock | | 3 | SI | Serial Input | | 4 | SO | Serial Output | | 5 | WP | Write Protect | | 6 | VSS | Ground | | 7 | HOLD | Hold Input | | 8 | VCC | Power Supply |

Functional Features

• Non-volatile memory: The 25LC512T-I/SN retains data even when power is removed.
• Serial interface: It uses the SPI bus interface for easy integration with microcontrollers and other devices.
• High-speed operation: The IC supports fast read and write operations, making it suitable for time-critical applications.
• Low-power consumption: It operates on low power, making it ideal for battery-powered devices.
• Write protection: The WP pin allows for hardware write protection to prevent accidental modification of stored data.
• Hold input: The HOLD pin enables pausing and resuming of serial communication without losing data.

Advantages and Disadvantages

Advantages: - Reliable non-volatile storage - Easy integration with SPI interface - High-speed operation - Low-power consumption - Write protection feature

Disadvantages: - Limited capacity compared to larger EEPROMs - Requires external microcontroller or device for communication

Working Principles

The 25LC512T-I/SN utilizes a floating-gate transistor technology to store data. It employs an SPI bus interface, allowing for serial communication with a microcontroller or other devices. The IC can be written to or read from using specific commands sent over the SPI bus. The data is stored in non-volatile memory cells, ensuring that it remains intact even when power is disconnected.

Detailed Application Field Plans

The 25LC512T-I/SN is widely used in various electronic devices and systems, including but not limited to: - Consumer electronics (e.g., TVs, set-top boxes, audio players) - Industrial automation equipment - Automotive electronics - Medical devices - IoT devices - Smart home appliances

In these applications, the IC is commonly utilized for storing configuration settings, calibration data, user preferences, and other non-volatile information.

Detailed and Complete Alternative Models

Some alternative models to the 25LC512T-I/SN include: - AT25080A-10PU-2.7 (Atmel) - CAT24C256WI-GT3 (ON Semiconductor) - M95040-WMN6TP (STMicroelectronics) - FM24CL64B-GTR (Cypress Semiconductor)

These alternatives offer similar functionality and capacity, providing options for different design requirements.

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