M48T201Y-70MH1E

Product Overview

Category

M48T201Y-70MH1E belongs to the category of non-volatile static random access memory (NVSRAM).

Use

This product is commonly used as a backup memory device in various electronic systems where data retention during power loss or system shutdown is crucial.

Characteristics

• Non-volatile: The M48T201Y-70MH1E retains data even when power is disconnected.
• Static RAM: It provides fast read and write access times.
• High density: The M48T201Y-70MH1E offers a large storage capacity.
• Low power consumption: It operates efficiently, consuming minimal power.
• Reliable: This NVSRAM ensures data integrity and durability.

Package

The M48T201Y-70MH1E is available in a compact 32-pin SOP (Small Outline Package) form factor.

Essence

The essence of M48T201Y-70MH1E lies in its ability to provide non-volatile memory storage with the speed and convenience of static RAM.

Packaging/Quantity

This product is typically packaged in reels containing a specified quantity of units, ensuring easy handling and distribution.

Specifications

• Supply voltage: 4.5V to 5.5V
• Operating temperature range: -40°C to +85°C
• Access time: 70ns
• Memory organization: 256K x 8 bits
• Data retention: Minimum 10 years
• Write endurance: 1 million cycles

Detailed Pin Configuration

The M48T201Y-70MH1E features the following pin configuration:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A17)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (VCC)
7. Ground (GND)

Functional Features

• Battery backup: The M48T201Y-70MH1E incorporates an integrated lithium energy source, ensuring data retention during power loss.
• Automatic switchover: It seamlessly switches between the main power supply and the backup battery when necessary.
• Fast access time: The 70ns access time allows for quick read and write operations.
• Hardware write protection: Certain memory areas can be write-protected to prevent accidental modification.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity during power interruptions.
• High-speed access enables efficient data retrieval and updates.
• Compact package size facilitates integration into various electronic systems.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Higher cost per unit compared to traditional RAM.
• Reliance on a backup battery introduces the need for periodic maintenance.

Working Principles

The M48T201Y-70MH1E combines the benefits of static RAM and non-volatile memory technology. It utilizes a small integrated lithium energy source to maintain data integrity during power loss. When the main power supply is disconnected, the backup battery takes over, allowing the device to retain its stored data. This NVSRAM architecture ensures fast access times and reliable data storage.

Detailed Application Field Plans

The M48T201Y-70MH1E finds applications in various fields, including:

1. Industrial automation systems: Used for storing critical configuration data and program code.
2. Medical equipment: Ensures vital patient data is retained during power interruptions.
3. Automotive electronics: Provides backup memory for essential vehicle settings and diagnostics.
4. Communication systems: Stores network configurations and call logs.
5. Aerospace and defense: Utilized in avionics and military systems for data retention.

Detailed and Complete Alternative Models

1. M48T201V-70MH1: Similar to M48T201Y-70MH1E, but with a different package type.
2. M48T201Y-85MH1E: Offers extended temperature range compared to M48T201Y-70MH1E.
3. M48T201Y-120MH1E: Provides faster access time of 120ns.

These alternative models offer similar functionality and can be considered as substitutes based on specific requirements.

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