M48T18-100PC1

Product Overview

Category

M48T18-100PC1 belongs to the category of non-volatile static random-access memory (NVRAM) chips.

Use

This chip is commonly used for storing critical data in electronic devices, such as computers, industrial control systems, and embedded systems.

Characteristics

• Non-volatile: The M48T18-100PC1 retains stored data even when power is disconnected.
• Static RAM: It provides fast read and write access times.
• Low power consumption: The chip operates at low power levels, making it suitable for battery-powered devices.
• High reliability: The M48T18-100PC1 offers robust data retention and endurance characteristics.
• DIP package: The chip is available in a Dual In-line Package (DIP), which facilitates easy integration into various circuit boards.

Packaging/Quantity

The M48T18-100PC1 is typically packaged individually in an anti-static bag. It is commonly sold in quantities of 1 or multiples thereof.

Specifications

• Memory Size: 2 kilobits (256 bytes)
• Organization: 32K x 8 bits
• Supply Voltage: 4.5V to 5.5V
• Access Time: 100 nanoseconds
• Data Retention: Minimum 10 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The M48T18-100PC1 has a total of 24 pins, which are assigned specific functions:

1. Chip Enable (/CE)
2. Output Enable (/OE)
3. Write Enable (/WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Ground (GND)
7. VCC (+5V)
8. Not Connected (NC)

Functional Features

• Battery Backup: The M48T18-100PC1 includes an integrated lithium energy source, ensuring data retention during power loss.
• Automatic Write Protection: The chip features a write protection mechanism that prevents accidental modification of stored data.
• High-Speed Access: With a 100 ns access time, the M48T18-100PC1 provides fast read and write operations.
• Non-Destructive Read: Reading data from the chip does not alter its contents, allowing for repeated access without data loss.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity during power interruptions.
• Fast access times enable efficient data retrieval and storage.
• Low power consumption extends battery life in portable devices.
• Robust data retention characteristics guarantee long-term reliability.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per kilobit compared to alternative memory solutions.

Working Principles

The M48T18-100PC1 combines the benefits of static RAM and non-volatile memory technology. It utilizes a small lithium energy source to maintain data integrity during power loss. The chip employs a combination of volatile and non-volatile elements to achieve high-speed read and write operations while retaining data even without power.

Detailed Application Field Plans

The M48T18-100PC1 finds applications in various fields, including: - Computer motherboards for storing BIOS settings and configuration data. - Industrial control systems for critical parameter storage. - Embedded systems for firmware and calibration data storage. - Automotive electronics for storing vehicle-specific information.

Detailed and Complete Alternative Models

1. M48T08-150PC1: 8-kilobit NVRAM chip with similar characteristics but lower storage capacity.
2. M48T58Y-70PC1: 64-kilobit NVRAM chip with extended data retention and faster access times.
3. M48T02-150PC1: 2-kilobit NVRAM chip with lower power consumption and wider operating temperature range.

(Note: The above alternative models are provided for reference and may have different specifications and pin configurations.)

In conclusion, the M48T18-100PC1 is a non-volatile static RAM chip that offers fast access times, low power consumption, and high reliability. Its integration of volatile and non-volatile elements makes it suitable for various applications in computer systems, industrial control, embedded systems, and automotive electronics. While it has limited storage capacity compared to other memory technologies, its advantages outweigh the disadvantages, making it a popular choice for critical data storage.