NM24C03EM8

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: Low-power, Serial EEPROM
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Stores and retrieves digital information even when power is turned off
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Memory Size: 2 Kbits (256 bytes)
• Interface: I2C (Inter-Integrated Circuit) compatible
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 200 years

Pin Configuration

The NM24C03EM8 has the following pin configuration:

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| | | 1 8 | | | | 2 7 | | | | 3 6 | | | | 4 5 | |___________| ```

1. A0: Address Input
2. A1: Address Input
3. A2: Address Input
4. GND: Ground
5. SDA: Serial Data Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Low-power consumption
• High-speed data transfer using I2C interface
• Write protection feature to prevent accidental modification of stored data
• Self-timed write cycle with auto-erase and auto-write functions
• Built-in write detection and completion status flags

Advantages and Disadvantages

Advantages: - Non-volatile memory retains data even without power - Small form factor with 8-pin SOIC package - Wide operating voltage range allows compatibility with various systems - High endurance and long data retention period - Easy integration into existing I2C bus systems

Disadvantages: - Limited memory size (2 Kbits) - Relatively higher cost compared to other non-volatile memory options - Sensitive to electrostatic discharge (ESD) during handling

Working Principles

The NM24C03EM8 is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate transistor structure to store and retrieve digital information. The EEPROM cells can be electrically programmed and erased using the I2C interface. The stored data remains intact even when the power supply is disconnected.

Detailed Application Field Plans

The NM24C03EM8 is commonly used in various applications, including but not limited to:

1. Consumer Electronics: Used for storing configuration settings, user preferences, and calibration data in devices such as TVs, set-top boxes, and audio equipment.
2. Automotive: Used for storing critical data like mileage, vehicle identification numbers (VIN), and security-related information in automotive electronics.
3. Industrial Control Systems: Used for storing parameters, calibration data, and system configurations in industrial control units, PLCs (Programmable Logic Controllers), and sensors.
4. Medical Devices: Used for storing patient data, device settings, and firmware updates in medical equipment like infusion pumps, patient monitors, and diagnostic devices.

Detailed and Complete Alternative Models

1. AT24C02: 2 Kbit I2C-compatible EEPROM from Atmel Corporation
2. CAT24C02: 2 Kbit I2C-compatible EEPROM from ON Semiconductor
3. M24C02: 2 Kbit I2C-compatible EEPROM from STMicroelectronics

These alternative models offer similar functionality and specifications to the NM24C03EM8, providing options for different supplier preferences or availability.

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