NM93CS56N

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: Low-power, Serial EEPROM
• Package: DIP-8, SOIC-8, TSSOP-8
• Essence: Stores data even when power is removed
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 2Kbits (256 x 8 bits)
• Interface: Serial I2C
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Cycle Time: 5ms (typical)
• Data Retention: 200 years (minimum)

Detailed Pin Configuration

The NM93CS56N has a total of 8 pins:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (WP)
6. Ground (GND)
7. VCC (Power Supply)
8. Not Connected (NC)

Functional Features

• Low-power consumption
• High-speed read and write operations
• Self-timed programming cycle
• Software and hardware write protection
• Sequential read operation
• Schmitt trigger inputs for noise immunity

Advantages

• Small form factor package options
• Wide operating voltage range
• Long data retention period
• Easy integration with microcontrollers
• Low power consumption extends battery life

Disadvantages

• Limited memory size (2Kbits)
• Slower write cycle compared to some alternatives
• Limited temperature range (-40°C to +85°C)

Working Principles

The NM93CS56N is a non-volatile memory IC that utilizes EEPROM technology. It stores data using electrically isolated floating-gate transistors, which retain their charge even when power is removed. The IC communicates with the host microcontroller through a serial I2C interface, allowing for easy integration into various systems.

Detailed Application Field Plans

The NM93CS56N is commonly used in applications that require non-volatile storage of small amounts of data. Some potential application fields include:

1. Consumer Electronics: Used for storing device configuration settings, user preferences, and calibration data in devices such as TVs, set-top boxes, and audio equipment.
2. Automotive: Used for storing vehicle-specific data, such as mileage, service history, and user preferences in automotive electronics.
3. Industrial Control Systems: Used for storing critical system parameters, calibration data, and configuration settings in industrial control systems and PLCs.
4. Medical Devices: Used for storing patient-specific data, device configurations, and firmware updates in medical devices like glucose meters and infusion pumps.

Detailed and Complete Alternative Models

1. AT24C02: 2Kbit I2C-compatible EEPROM from Atmel
2. CAT24C02: 2Kbit I2C Serial EEPROM from ON Semiconductor
3. 24AA02: 2Kbit I2C Serial EEPROM from Microchip Technology

These alternative models offer similar functionality and can be considered as replacements for the NM93CS56N in various applications.

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