ON Semiconductor
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NM24C02LEN
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NM24C02LEN

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Memory
  • Characteristics: Low-power, Serial EEPROM
  • Package: 8-pin DIP (Dual In-line Package)
  • Essence: Electrically Erasable Programmable Read-Only Memory (EEPROM)
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

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 Time: 5 ms (maximum)
  • Data Retention: 200 years (minimum)

Detailed Pin Configuration

The NM24C02LEN has the following pin configuration:

  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-reliability data storage
  • Easy interfacing with microcontrollers
  • Software write protection
  • Self-timed write cycle

Advantages

  • Small form factor and low power requirements make it suitable for portable devices
  • High data retention ensures long-term reliability
  • Compatibility with I2C interface simplifies integration with other components
  • Write protection feature prevents accidental modification of stored data

Disadvantages

  • Limited memory size may not be sufficient for certain applications
  • Relatively slower write cycle time compared to some other EEPROMs
  • Lack of additional security features, such as hardware encryption

Working Principles

The NM24C02LEN is an electrically erasable programmable read-only memory (EEPROM) that stores data even when power is removed. It utilizes the I2C interface for communication with microcontrollers. The memory cells are organized into 256 bytes, each of which can be individually written or read. The write cycle is self-timed and requires a maximum of 5 ms to complete.

Detailed Application Field Plans

The NM24C02LEN is commonly used in various electronic devices, including:

  1. Consumer Electronics: Smartphones, tablets, digital cameras
  2. Automotive: Engine control units, infotainment systems
  3. Industrial: Data loggers, sensor modules
  4. Medical: Patient monitoring devices, diagnostic equipment

Alternative Models

Some alternative models to the NM24C02LEN include:

  1. AT24C02: Atmel Corporation
  2. CAT24C02: ON Semiconductor
  3. M24C02: STMicroelectronics
  4. 24AA02: Microchip Technology

These models offer similar functionality and compatibility with the I2C interface.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi NM24C02LEN dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of NM24C02LEN in technical solutions:

  1. Q: What is NM24C02LEN? A: NM24C02LEN is a specific model of EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by a particular company.

  2. Q: What is the capacity of NM24C02LEN? A: NM24C02LEN has a capacity of 2 kilobits, which is equivalent to 256 bytes or 2048 bits.

  3. Q: What are some common applications of NM24C02LEN? A: NM24C02LEN is commonly used in various technical solutions such as embedded systems, industrial automation, consumer electronics, and automotive applications.

  4. Q: How does NM24C02LEN connect to a microcontroller or other devices? A: NM24C02LEN typically uses an I2C (Inter-Integrated Circuit) interface for communication with microcontrollers or other devices.

  5. Q: Can NM24C02LEN be reprogrammed multiple times? A: Yes, NM24C02LEN is electrically erasable and programmable, allowing it to be reprogrammed multiple times.

  6. Q: What is the operating voltage range of NM24C02LEN? A: NM24C02LEN operates within a voltage range of 1.7V to 5.5V.

  7. Q: Does NM24C02LEN have any built-in security features? A: No, NM24C02LEN does not have built-in security features like write protection or password protection.

  8. Q: What is the typical data retention time of NM24C02LEN? A: NM24C02LEN has a typical data retention time of 200 years, ensuring long-term storage of information.

  9. Q: Can NM24C02LEN operate in extreme temperature conditions? A: Yes, NM24C02LEN is designed to operate within a wide temperature range, typically from -40°C to +85°C.

  10. Q: Is NM24C02LEN RoHS compliant? A: Yes, NM24C02LEN is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring it meets environmental standards.

Please note that the answers provided here are general and may vary depending on the specific datasheet or manufacturer's documentation for NM24C02LEN.