NM93C14N

Product Overview

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

Specifications

• Memory Size: 1 Kbit (128 x 8 bits)
• Interface: Serial I2C (Inter-Integrated Circuit) Bus
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 200 years (minimum)

Pin Configuration

The NM93C14N IC has the following pin configuration:

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

1. Chip Select (CS): Used to enable/disable the IC for communication.
2. Serial Clock (SCK): Provides timing for data transfer.
3. Serial Data Input (SDI): Data input line for transferring information to the IC.
4. Ground (GND): Reference ground for the IC.
5. Serial Data Output (SDO): Data output line for transferring information from the IC.
6. Write Protect (WP): Allows write protection of the memory.
7. VCC: Power supply voltage.
8. No Connection (NC): Unused pin.

Functional Features

• Non-volatile memory: Retains data even when power is turned off.
• Low-power consumption: Suitable for battery-powered devices.
• Serial interface: Uses the I2C bus for easy integration with other ICs.
• Write protection: Allows protecting the memory from accidental writes.

Advantages and Disadvantages

Advantages: - Compact size and low pin count - Wide operating voltage range - High data retention period - Easy integration with other ICs

Disadvantages: - Limited memory capacity (1 Kbit) - Relatively slow write cycle time

Working Principles

The NM93C14N is a non-volatile memory IC that utilizes EEPROM (Electrically Erasable Programmable Read-Only Memory) technology. It stores digital information in a series of memory cells, which can be electrically programmed and erased. The IC communicates with a microcontroller or other devices through the I2C bus, allowing for easy data transfer. The memory can be read, written, and erased using specific commands sent over the bus.

Detailed Application Field Plans

The NM93C14N IC finds applications in various fields, including:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio systems for storing configuration settings and user preferences.
2. Automotive: Employed in automotive electronics for storing critical data like mileage, error codes, and calibration values.
3. Industrial Automation: Integrated into industrial control systems to store parameters, calibration data, and device configurations.
4. Medical Devices: Utilized in medical equipment for storing patient data, device settings, and firmware updates.
5. IoT (Internet of Things): Incorporated into IoT devices for storing sensor data, network configurations, and security keys.

Detailed and Complete Alternative Models

1. AT24C01A: 1 Kbit I2C-compatible EEPROM by Atmel Corporation.
2. CAT24C01: 1 Kbit Serial EEPROM by ON Semiconductor.
3. ST24C01: 1 Kbit I2C Bus EEPROM by STMicroelectronics.

These alternative models offer similar functionality and can be used as replacements for the NM93C14N in various applications.

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