AT45DB642-TI

Product Overview

Category

AT45DB642-TI belongs to the category of flash memory devices.

Use

It is primarily used for data storage and retrieval in various electronic devices.

Characteristics

• Non-volatile memory
• High-speed data transfer
• Low power consumption
• Reliable and durable
• Wide temperature range operation

Package

AT45DB642-TI is available in a compact package, suitable for integration into different electronic systems.

Essence

The essence of AT45DB642-TI lies in its ability to provide reliable and high-performance data storage solutions.

Packaging/Quantity

This product is typically packaged in reels or trays, with varying quantities depending on customer requirements.

Specifications

• Memory Size: 64 megabits (8 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Data Retention: Up to 20 years
• Erase/Program Cycles: 10,000 minimum

Detailed Pin Configuration

The AT45DB642-TI has a total of 28 pins, each serving a specific function. The pin configuration is as follows:

1. VCC - Power supply voltage
2. GND - Ground
3. SI - Serial input
4. SO - Serial output
5. WP - Write protect
6. HOLD - Hold input
7. RESET - Reset input
8. SCK - Serial clock
9. CS - Chip select
10. A0-A18 - Address inputs
11. NC - No connection

Functional Features

• Dual-interface architecture for efficient data transfer
• Page-based buffer system for enhanced performance
• Continuous read capability for seamless data access
• Flexible erase and program operations
• Hardware and software protection mechanisms

Advantages and Disadvantages

Advantages

• High-speed data transfer enables quick access to stored information.
• Low power consumption ensures efficient energy utilization.
• Wide temperature range operation allows usage in various environments.
• Reliable and durable, ensuring data integrity over extended periods.

Disadvantages

• Limited memory size compared to larger capacity flash memory devices.
• Higher cost per megabyte compared to some other storage options.

Working Principles

AT45DB642-TI utilizes the Serial Peripheral Interface (SPI) for communication with the host device. It employs a combination of floating gate and control gate transistors to store and retrieve data. The memory cells are organized into pages, which can be individually erased or programmed.

Detailed Application Field Plans

AT45DB642-TI finds applications in various fields, including: 1. Consumer electronics - digital cameras, portable media players 2. Automotive systems - infotainment systems, navigation devices 3. Industrial equipment - data loggers, control systems 4. Medical devices - patient monitoring systems, diagnostic equipment 5. Communication devices - routers, modems

Detailed and Complete Alternative Models

1. AT45DB321E-TI: 32 megabit (4 megabyte) flash memory with similar features.
2. AT45DB1282-TI: 128 megabit (16 megabyte) flash memory with higher capacity.
3. AT45DB641E-TI: 64 megabit (8 megabyte) flash memory with extended temperature range.

(Note: This is not an exhaustive list; there are several alternative models available in the market.)

In conclusion, AT45DB642-TI is a reliable and high-performance flash memory device that offers efficient data storage and retrieval capabilities. Its compact package, low power consumption, and wide temperature range operation make it suitable for various electronic applications. While it may have limitations in terms of memory size and cost, it provides a dependable solution for data storage needs.