MT42L256M64D4EV-18 WT:A

Product Overview

Category

The MT42L256M64D4EV-18 WT:A belongs to the category of memory products.

Use

This product is primarily used for data storage and retrieval in electronic devices.

Characteristics

• High-speed performance
• Large storage capacity
• Low power consumption
• Reliable data retention
• Wide temperature range operation

Package

The MT42L256M64D4EV-18 WT:A is available in a compact and durable package.

Essence

The essence of this product lies in its ability to provide efficient and reliable memory storage for electronic devices.

Packaging/Quantity

The MT42L256M64D4EV-18 WT:A is typically packaged in trays or reels, with varying quantities depending on customer requirements.

Specifications

• Model: MT42L256M64D4EV-18 WT:A
• Memory Type: Synchronous Dynamic Random Access Memory (SDRAM)
• Capacity: 256 Megabits (Mb)
• Organization: 64 Megabytes (MB) x 4 banks
• Speed: 18 nanoseconds (ns)
• Voltage: 1.8 Volts (V)
• Interface: Double Data Rate 2 (DDR2)
• Pin Count: 96 pins
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MT42L256M64D4EV-18 WT:A has a total of 96 pins, which are configured as follows:

• Pins 1-24: Address Inputs
• Pins 25-48: Data Inputs/Outputs
• Pins 49-56: Control Inputs
• Pins 57-64: Clock Inputs
• Pins 65-72: Power Supply and Ground
• Pins 73-96: Not Connected (NC)

Functional Features

• High-speed data transfer
• Burst mode operation
• Auto-refresh and self-refresh modes
• On-die termination (ODT) for improved signal integrity
• Low power standby mode
• Error correction code (ECC) support

Advantages and Disadvantages

Advantages

• Fast data access and retrieval
• Large storage capacity
• Low power consumption
• Reliable performance in extreme temperature conditions
• Support for error correction

Disadvantages

• Limited compatibility with older device interfaces
• Higher cost compared to some alternative memory options

Working Principles

The MT42L256M64D4EV-18 WT:A operates based on the principles of synchronous dynamic random access memory (SDRAM). It stores data in a matrix of capacitors, which are organized into rows and columns. The memory controller sends address signals to select specific rows and columns, allowing data to be read from or written to the memory cells.

Detailed Application Field Plans

The MT42L256M64D4EV-18 WT:A is widely used in various electronic devices, including:

1. Personal computers
2. Laptops and notebooks
3. Servers and data centers
4. Networking equipment
5. Industrial automation systems
6. Medical devices
7. Automotive electronics
8. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MT42L256M64D4EV-18 WT:A include:

1. MT47H128M16RT-25E: 128 Megabit DDR2 SDRAM
2. MT41K256M16TW-107: 256 Megabit DDR3 SDRAM
3. MT53B512M32D2NP-062: 512 Megabit LPDDR2 SDRAM
4. MT40A256M16GE-083E: 256 Megabit DDR4 SDRAM

These alternative models provide options for different memory capacities, speeds, and interfaces to suit specific application requirements.

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