ON Semiconductor
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NM93C46LZN
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NM93C46LZN

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Memory
  • Characteristics: Low-power, Serial EEPROM
  • Package: 8-pin DIP (Dual In-line Package)
  • Essence: Stores and retrieves data even when power is turned off
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Memory Size: 1K-bit (128 x 8)
  • Interface: Serial I2C
  • Operating Voltage: 2.5V to 5.5V
  • Operating Temperature: -40°C to +85°C
  • Write Cycle Endurance: 1 Million cycles
  • Data Retention: 200 years

Detailed Pin Configuration

The NM93C46LZN has the following pin configuration:

  1. Chip Select (CS)
  2. Serial Clock (SCK)
  3. Serial Data Input/Output (SDI/SDO)
  4. Write Protect (WP)
  5. Ground (GND)
  6. Serial Data Output (SDO)
  7. Serial Data Input (SDI)
  8. Power Supply (VCC)

Functional Features

  • Low-power consumption
  • High-speed data transfer
  • Built-in write protection mechanism
  • Self-timed programming cycle
  • Automatic erase-before-write capability
  • Sequential read operation
  • Software and hardware write protection options

Advantages

  • Compact size and lightweight
  • Easy integration into various electronic systems
  • Reliable data storage and retrieval
  • Low power requirements extend battery life
  • Wide operating voltage range allows compatibility with different devices
  • High endurance and long data retention period

Disadvantages

  • Limited memory capacity compared to other non-volatile memory options
  • Slower write speed compared to some alternatives
  • Vulnerable to electromagnetic interference (EMI) due to its small package size

Working Principles

The NM93C46LZN is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate transistor structure to store and retrieve data. The memory cells can be electrically programmed and erased, allowing non-volatile storage of information even when power is turned off.

Detailed Application Field Plans

The NM93C46LZN is widely used in various electronic devices and systems, including:

  1. Automotive: Keyless entry systems, dashboard displays, engine control units
  2. Consumer Electronics: Set-top boxes, digital cameras, portable media players
  3. Industrial Control Systems: Data loggers, programmable logic controllers (PLCs), smart meters
  4. Medical Devices: Patient monitoring systems, infusion pumps, diagnostic equipment
  5. Communication Systems: Routers, modems, network switches

Detailed and Complete Alternative Models

  1. AT24C02 - 2K-bit I2C Serial EEPROM
  2. CAT24C256 - 256K-bit I2C Serial EEPROM
  3. M93C86 - 16K-bit Microwire Serial EEPROM
  4. ST25P10 - 1K-bit SPI Serial EEPROM
  5. X24C44 - 512-bit Dual-mode Serial EEPROM

These alternative models offer different memory capacities, interface options, and package sizes, providing flexibility for various application requirements.

Word count: 346 words

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van NM93C46LZN in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of NM93C46LZN in technical solutions:

  1. Q: What is NM93C46LZN? A: NM93C46LZN is a popular serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip used for non-volatile data storage in various electronic devices.

  2. Q: What is the capacity of NM93C46LZN? A: NM93C46LZN has a capacity of 1 kilobit (128 bytes) organized into 64 words of 16 bits each.

  3. Q: How is NM93C46LZN interfaced with a microcontroller? A: NM93C46LZN uses a simple 3-wire SPI (Serial Peripheral Interface) protocol for communication with a microcontroller.

  4. Q: Can NM93C46LZN be used for storing program code? A: No, NM93C46LZN is primarily designed for storing small amounts of non-volatile data such as configuration settings or calibration values, not program code.

  5. Q: What is the operating voltage range of NM93C46LZN? A: NM93C46LZN operates within a voltage range of 2.5V to 5.5V, making it compatible with a wide range of microcontrollers.

  6. Q: Does NM93C46LZN support write protection? A: Yes, NM93C46LZN provides hardware write protection by using a dedicated pin that can be controlled by the microcontroller to prevent accidental writes.

  7. Q: What is the maximum data retention time of NM93C46LZN? A: NM93C46LZN has a typical data retention time of 200 years, ensuring long-term storage of critical information.

  8. Q: Can NM93C46LZN be used in automotive applications? A: Yes, NM93C46LZN is suitable for automotive applications as it can withstand a wide temperature range (-40°C to +125°C) and has high reliability.

  9. Q: How fast can data be read from NM93C46LZN? A: NM93C46LZN supports a maximum clock frequency of 3 MHz, allowing for fast data read operations.

  10. Q: Is NM93C46LZN compatible with other EEPROM chips? A: Yes, NM93C46LZN follows the industry-standard 93Cxx series protocol, making it compatible with other EEPROM chips in the same series.

Please note that these answers are general and may vary depending on the specific implementation and datasheet of NM93C46LZN.