ON Semiconductor
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
NM24C04LEM8
詳細を表示 DataSheets

NM24C04LEM8

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Memory
  • Characteristics: Low-power, Serial EEPROM
  • Package: 8-lead SOIC (Small Outline Integrated Circuit)
  • Essence: Stores and retrieves digital information even when power is turned off
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Memory Size: 4 Kilobits (512 x 8 bits)
  • Operating Voltage: 1.7V to 5.5V
  • Data Retention: Minimum 200 years
  • Write Cycles: Minimum 1 million
  • Interface: I2C (Inter-Integrated Circuit) compatible
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NM24C04LEM8 IC has the following pin configuration:

  1. A0: Address Input Bit 0
  2. A1: Address Input Bit 1
  3. GND: Ground
  4. SDA: Serial Data Input/Output
  5. SCL: Serial Clock Input
  6. WP: Write Protect
  7. VCC: Power Supply
  8. NC: No Connection

Functional Features

  • Low-power consumption
  • High-speed data transfer
  • Built-in write protection mechanism
  • Self-timed write cycle completion
  • Software and hardware write protection options
  • Sequential read operation for efficient data retrieval

Advantages

  • Compact package size allows for space-saving designs
  • Wide operating voltage range enables compatibility with various systems
  • Long data retention period ensures reliable storage of critical information
  • High endurance to write cycles provides durability and longevity
  • Easy integration into existing I2C bus systems

Disadvantages

  • Limited memory capacity compared to other non-volatile memory options
  • Relatively higher cost per bit compared to larger memory devices
  • Susceptible to electromagnetic interference due to small package size

Working Principles

The NM24C04LEM8 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 data can be written or erased electrically, making it non-volatile and resistant to power loss.

Detailed Application Field Plans

The NM24C04LEM8 is commonly used in various electronic systems that require non-volatile memory for storing configuration settings, calibration data, or user-specific information. Some typical application fields include:

  1. Consumer Electronics: Smartphones, tablets, digital cameras
  2. Automotive: Engine control units, infotainment systems
  3. Industrial Automation: Programmable logic controllers, sensors, actuators
  4. Medical Devices: Patient monitoring systems, diagnostic equipment
  5. Communication Systems: Routers, switches, network cards

Detailed and Complete Alternative Models

  1. AT24C04: 4 Kilobit I2C-compatible EEPROM by Atmel Corporation
  2. CAT24C04: 4 Kilobit I2C Serial EEPROM by ON Semiconductor
  3. M24C04: 4 Kilobit I2C Bus EEPROM by STMicroelectronics
  4. 24AA04: 4 Kilobit I2C Serial EEPROM by Microchip Technology Inc.

These alternative models offer similar functionality and compatibility with the I2C interface, providing options for different design requirements.

Word count: 457 words

技術ソリューションにおける NM24C04LEM8 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of NM24C04LEM8 in technical solutions:

  1. Q: What is NM24C04LEM8? A: NM24C04LEM8 is a 4K-bit I2C-compatible serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by a specific company.

  2. Q: What is the purpose of NM24C04LEM8 in technical solutions? A: NM24C04LEM8 is commonly used for storing small amounts of non-volatile data, such as configuration settings or calibration data, in various electronic devices.

  3. Q: How does NM24C04LEM8 connect to a microcontroller or other devices? A: NM24C04LEM8 uses the I2C communication protocol, which requires connecting its SDA (Serial Data) and SCL (Serial Clock) pins to the corresponding pins on the microcontroller or other devices.

  4. Q: What is the storage capacity of NM24C04LEM8? A: NM24C04LEM8 has a storage capacity of 4 kilobits, which is equivalent to 512 bytes or 4 kilobytes.

  5. Q: Can NM24C04LEM8 be easily integrated into existing circuit designs? A: Yes, NM24C04LEM8 is available in a standard 8-pin DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package, making it easy to integrate into existing circuit designs.

  6. Q: Is NM24C04LEM8 suitable for applications requiring frequent data writes? A: NM24C04LEM8 supports a limited number of write cycles (typically around 1 million), so it may not be ideal for applications that require frequent data writes.

  7. Q: Can NM24C04LEM8 operate in harsh environments? A: NM24C04LEM8 has a specified operating temperature range and can withstand certain levels of humidity, but it may not be suitable for extremely harsh environments without additional protection.

  8. Q: Does NM24C04LEM8 require any external components for operation? A: NM24C04LEM8 requires an external power supply (typically 2.5V to 5.5V) and pull-up resistors on the SDA and SCL lines for proper operation.

  9. Q: Can NM24C04LEM8 retain data during power loss or system shutdown? A: Yes, NM24C04LEM8 is non-volatile memory, meaning it can retain data even when power is removed from the device.

  10. Q: Are there any specific programming considerations for NM24C04LEM8? A: NM24C04LEM8 supports byte-level read and write operations, and care should be taken to ensure proper addressing and timing when accessing the memory.

Please note that the answers provided here are general and may vary depending on the specific requirements and implementation of NM24C04LEM8 in different technical solutions.