M48T254V-10ZA1

Product Overview

Category

The M48T254V-10ZA1 belongs to the category of non-volatile static random access memory (NVSRAM).

Use

It is primarily used for storing critical data in electronic devices, ensuring data integrity even during power loss or system failure.

Characteristics

• Non-volatile: Retains data without the need for continuous power supply.
• Static RAM: Provides fast read and write access times.
• High density: Offers a large storage capacity.
• Low power consumption: Operates efficiently with minimal power requirements.

Package

The M48T254V-10ZA1 is available in a compact 32-pin DIP (Dual Inline Package) format.

Essence

This NVSRAM combines the benefits of non-volatility and high-speed operation, making it suitable for applications requiring reliable data storage.

Packaging/Quantity

The M48T254V-10ZA1 is typically packaged individually and sold in quantities suitable for various project requirements.

Specifications

• Memory Size: 256 kilobits (32 kilobytes)
• Organization: 32K x 8 bits
• Supply Voltage: 4.5V to 5.5V
• Access Time: 100ns
• Data Retention: Up to 10 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The M48T254V-10ZA1 has a total of 32 pins, each serving a specific purpose. The pin configuration is as follows:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (+5V)
7. Ground (GND)

Functional Features

• Battery Backup: The M48T254V-10ZA1 includes an integrated lithium energy source, ensuring data retention during power loss.
• Automatic Store and Recall: The device automatically saves data to non-volatile memory when power is lost and restores it upon power restoration.
• High-Speed Operation: With a 100ns access time, the NVSRAM provides fast read and write operations.
• Unlimited Write Cycles: The M48T254V-10ZA1 supports an unlimited number of write cycles, allowing frequent updates without compromising reliability.

Advantages and Disadvantages

Advantages

• Reliable Data Storage: Ensures data integrity even in the event of power loss or system failure.
• Fast Access Times: Provides quick read and write operations, enhancing overall system performance.
• Low Power Consumption: Operates efficiently, minimizing power requirements.
• High Density: Offers a large storage capacity for critical data.

Disadvantages

• Limited Storage Capacity: Although suitable for many applications, the 256 kilobits capacity may not be sufficient for certain high-volume data storage needs.
• Higher Cost: Compared to traditional RAM, NVSRAMs tend to be more expensive due to their non-volatile nature.

Working Principles

The M48T254V-10ZA1 utilizes a combination of static random access memory (SRAM) and non-volatile memory technology. It employs a small internal lithium battery to provide continuous power supply, ensuring data retention during power loss. When power is restored, the NVSRAM automatically transfers the stored data back into the SRAM for normal operation.

Detailed Application Field Plans

The M48T254V-10ZA1 finds application in various fields where reliable data storage is crucial. Some potential areas of use include:

1. Industrial Control Systems: Used to store critical configuration data and logs in programmable logic controllers (PLCs) and industrial automation systems.
2. Medical Devices: Ensures the integrity of patient data in medical equipment, such as patient monitors and diagnostic devices.
3. Automotive Electronics: Used for storing critical data in automotive control units, including engine management systems and infotainment systems.
4. Communication Systems: Provides reliable data storage in networking equipment, routers, and switches.

Detailed and Complete Alternative Models

1. M48T08-150PC1: 8 kilobit NVSRAM with a 150ns access time.
2. M48T35Y-70PC1: 32 kilobit NVSRAM with a 70ns access time.
3. M48T59Y-70PC1: 64 kilobit NVSRAM with a 70ns access time.
4. M48T18-100PC1: 16 kilobit NVSRAM with a 100ns access time.

These alternative models offer different storage capacities and access times to cater to specific project requirements.

In conclusion, the M48T254V-10ZA1 is a non-volatile static random access memory that