AT49F040-70TI

Product Overview

Category

AT49F040-70TI belongs to the category of Flash Memory Chips.

Use

This product is primarily used for data storage in various electronic devices such as computers, smartphones, tablets, and other digital devices.

Characteristics

• Non-volatile memory: The AT49F040-70TI retains stored data even when power is turned off.
• High-speed operation: It offers fast read and write speeds, making it suitable for applications that require quick access to data.
• Large storage capacity: With a capacity of 4 megabits (512 kilobytes), it provides ample space for storing data.
• Low power consumption: The AT49F040-70TI is designed to consume minimal power during operation, ensuring energy efficiency.

Package and Essence

The AT49F040-70TI is available in a Thin Small Outline Package (TSOP) form factor. Its essence lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT49F040-70TI chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Operating Voltage: 2.7V - 5.5V
• Access Time: 70 nanoseconds
• Organization: 512K x 8 bits
• Erase/Write Cycle Endurance: 10,000 cycles
• Data Retention: 20 years
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT49F040-70TI has a total of 32 pins, which are assigned specific functions as follows:

1. A0-A18: Address Inputs
2. DQ0-DQ7: Data Inputs/Outputs
3. WE#: Write Enable
4. CE#: Chip Enable
5. OE#: Output Enable
6. RP#/BYTE#: Reset/Byte Mode Select
7. VCC: Power Supply
8. GND: Ground

Functional Features

• Fast Read and Write Operations: The AT49F040-70TI offers high-speed read and write operations, allowing for quick access to stored data.
• Flexible Data Protection: This flash memory chip provides various methods of data protection, including hardware and software-based features, ensuring the integrity and security of stored information.
• Compatibility: The AT49F040-70TI is designed to be compatible with a wide range of microcontrollers and digital devices, making it versatile for different applications.
• Reliability: With its robust design and high endurance, this flash memory chip ensures reliable performance even in demanding environments.

Advantages and Disadvantages

Advantages

• High-speed operation enables fast data access.
• Large storage capacity accommodates substantial amounts of data.
• Low power consumption contributes to energy efficiency.
• Compatibility with various devices enhances versatility.
• Reliable performance ensures data integrity.

Disadvantages

• Limited erase/write cycle endurance may restrict certain applications requiring frequent data modifications.
• Higher cost compared to other types of memory chips with lower capacities.

Working Principles

The AT49F040-70TI utilizes a technology called Flash Memory, which stores data by trapping electric charges within floating gate transistors. These charges represent binary values (0s and 1s) and can be electrically programmed or erased as needed. When reading data, the stored charges are detected and interpreted as digital information.

Detailed Application Field Plans

The AT49F040-70TI finds application in various fields, including but not limited to: - Computer systems - Mobile devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• AT49F002N-55JI
• AT49F080-70TU
• AT49F001AN-55VI
• AT49F1024A-70TU
• AT49F040-90PC

These alternative models offer similar functionality and characteristics to the AT49F040-70TI, providing options for different requirements and specifications.

In conclusion, the AT49F040-70TI is a flash memory chip that offers high-speed operation, large storage capacity, and low power consumption. It finds application in various electronic devices and provides reliable data storage. While it has certain limitations, its advantages outweigh the disadvantages, making it a popular choice in the industry.