NM93C46AN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile memory storage
• Characteristics: Low-power, serial EEPROM
• Package: 8-pin DIP (Dual In-line Package)
• Essence: Stores and retrieves digital information even when power is turned off
• Packaging/Quantity: Available in tubes or reels, quantity varies based on manufacturer

Specifications

• Memory Size: 1K-bit (128 x 8)
• Interface: Serial I2C (Inter-Integrated Circuit) bus
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The NM93C46AN has 8 pins arranged as follows:

```

---

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

1. Chip Select (CS): Enables communication with the IC.
2. Serial Clock (SCK): Provides timing for data transfer.
3. Serial Data Input (DI): Receives data from the microcontroller.
4. Ground (GND): Common reference voltage.
5. Serial Data Output (DO): Transmits data to the microcontroller.
6. Write Protect (WP): Protects the memory from accidental writes.
7. VCC: Positive supply voltage.
8. Not Connected (NC): No electrical connection.

Functional Features

• Low-power consumption for battery-operated devices.
• Supports both read and write operations.
• Built-in write protection feature.
• Compact size and easy integration into various electronic systems.
• Reliable data retention even in harsh environments.

Advantages

• Small form factor allows for space-efficient designs.
• Low power consumption extends battery life.
• Wide operating voltage range enables compatibility with different systems.
• High endurance ensures long-term reliability.
• Easy integration with microcontrollers via the I2C interface.

Disadvantages

• Limited memory capacity compared to other EEPROMs.
• Slower write speed compared to some competing models.
• Not suitable for applications requiring frequent and rapid data updates.

Working Principles

The NM93C46AN is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating-gate transistor structure to store digital information. The memory cells can be electrically programmed and erased, allowing data to be written and rewritten multiple times. The I2C bus interface facilitates communication between the IC and the microcontroller, enabling seamless data transfer.

Detailed Application Field Plans

The NM93C46AN finds applications in various fields, including:

1. Automotive: Used for storing vehicle configuration settings, mileage data, and security codes.
2. Consumer Electronics: Employed in devices like smart TVs, set-top boxes, and gaming consoles for firmware storage and user settings.
3. Industrial Automation: Utilized in control systems, sensors, and data loggers for storing calibration data and system parameters.
4. Medical Devices: Integrated into medical equipment for storing patient data, device configurations, and usage logs.
5. Internet of Things (IoT): Incorporated into IoT devices for storing network credentials, sensor data, and device identification.

Detailed and Complete Alternative Models

Some alternative models to NM93C46AN include:

1. AT24C02: 2K-bit serial EEPROM from Atmel Corporation.
2. CAT24C08: 8K-bit serial EEPROM from ON Semiconductor.
3. M93C66: 4K-bit serial EEPROM from STMicroelectronics.

These alternatives offer varying memory capacities, interface options, and additional features to suit different application requirements.

Word count: 511 words