25LC020AT-I/MS

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Serial EEPROM Memory

Characteristics: - Low-power CMOS technology - 2Kbits of memory organized as 256 x 8 bits - SPI compatible serial interface - Self-timed erase and write cycles - 1,000,000 erase/write cycles endurance - Data retention > 200 years - 64-byte page write buffer - Hardware write protection - Low power consumption - Small form factor

Package: MSOP (Mini Small Outline Package)

Essence: The 25LC020AT-I/MS is a non-volatile serial EEPROM memory IC that provides reliable data storage in a small package. It offers low power consumption and high endurance, making it suitable for various applications.

Packaging/Quantity: The 25LC020AT-I/MS is available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Memory Size: 2Kbits
• Organization: 256 x 8 bits
• Interface: SPI (Serial Peripheral Interface)
• Supply Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Endurance: 1,000,000 erase/write cycles
• Data Retention: > 200 years
• Page Write Buffer: 64 bytes
• Write Protection: Hardware-based

Detailed Pin Configuration

The 25LC020AT-I/MS has a total of 8 pins:

1. VSS: Ground
2. SI: Serial Input
3. SO: Serial Output
4. WP: Write Protect
5. SCK: Serial Clock
6. CS: Chip Select
7. HOLD: Hold Input
8. VCC: Supply Voltage

Functional Features

• Non-volatile memory: The 25LC020AT-I/MS retains data even when power is removed.
• SPI interface: It uses a serial peripheral interface for communication with other devices.
• Self-timed erase and write cycles: The IC manages the timing of erase and write operations internally.
• Hardware write protection: The WP pin allows hardware-based write protection to prevent accidental modification of stored data.
• Low power consumption: The IC operates at low power levels, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Small form factor: The MSOP package enables space-saving designs. - High endurance: With 1,000,000 erase/write cycles, the IC offers reliable and long-lasting data storage. - Low power consumption: Ideal for energy-efficient applications. - Data retention: The IC can retain data for over 200 years.

Disadvantages: - Limited memory size: The 2Kbits capacity may not be sufficient for certain applications requiring larger storage.

Working Principles

The 25LC020AT-I/MS utilizes non-volatile memory technology to store data. It communicates with other devices using the SPI interface. The IC manages the timing of erase and write cycles internally, ensuring reliable and self-timed operations. The hardware write protection feature allows users to protect stored data from accidental modifications.

Detailed Application Field Plans

The 25LC020AT-I/MS is widely used in various electronic devices and systems, including but not limited to: - Consumer electronics - Industrial automation - Automotive applications - Medical devices - IoT (Internet of Things) devices - Smart home systems

In consumer electronics, it can be found in products such as smart TVs, set-top boxes, and audio systems. In industrial automation, it is used for storing configuration data in programmable logic controllers (PLCs) and industrial control systems. Automotive applications include storing calibration data in engine control units (ECUs) and vehicle infotainment systems.

Detailed and Complete Alternative Models

• 25LC040-I/SN: 4Kbit Serial EEPROM, SOIC package
• 25AA080C-I/MS: 8Kbit Serial EEPROM, MSOP package
• 25LC256-I/SN: 256Kbit Serial EEPROM, SOIC package
• 25LC640A-I/SN: 64Kbit Serial EEPROM, SOIC package
• 25LC1024-I/SN: 1Mbit Serial EEPROM, SOIC package

These alternative models offer different memory capacities and package options to suit various application requirements.

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