AT49F2048A-70TC

Product Overview

Category

AT49F2048A-70TC belongs to the category of non-volatile memory devices.

Use

This product is commonly used for storing and retrieving data in various electronic devices such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The AT49F2048A-70TC retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: With a maximum access time of 70 nanoseconds, it provides quick data retrieval.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Package

The AT49F2048A-70TC is available in a Thin Small Outline Package (TSOP) with 32 pins. This package ensures easy integration into circuit boards and facilitates efficient heat dissipation.

Essence

The essence of AT49F2048A-70TC lies in its ability to provide reliable and high-capacity non-volatile memory storage for electronic devices.

Packaging/Quantity

The product is typically packaged in reels or tubes, containing a specific quantity of AT49F2048A-70TC chips. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Memory Capacity: 2 megabits (256 kilobytes)
• Access Time: 70 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years

Pin Configuration

The AT49F2048A-70TC features a 32-pin Thin Small Outline Package (TSOP). The pin configuration is as follows:

1. A0
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. A8
10. A9
11. A10
12. A11
13. A12
14. A13
15. A14
16. A15
17. CE#
18. OE#
19. WE#
20. RESET#
21. BYTE#
22. VCC
23. NC
24. DQ0
25. DQ1
26. DQ2
27. DQ3
28. DQ4
29. DQ5
30. DQ6
31. DQ7
32. GND

Functional Features

• Easy integration: The AT49F2048A-70TC can be easily integrated into existing circuit designs due to its standard pin configuration.
• High-speed data transfer: It supports fast read and write operations, enabling efficient data transfer between the memory and the device.
• Sector erase capability: The product allows for sector-wise erasure, providing flexibility in managing stored data.
• Hardware and software protection: The AT49F2048A-70TC offers various protection mechanisms to prevent unauthorized access or accidental modification of data.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity meets the requirements of modern electronic devices.
• Fast access time enables quick data retrieval.
• Low power consumption makes it suitable for battery-powered applications.

Disadvantages

• Limited write endurance: The AT49F2048A-70TC has a finite number of write cycles before it may become unreliable.
• Relatively higher cost compared to other types of memory technologies.

Working Principles

The AT49F2048A-70TC utilizes Flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and charge storage mechanisms to retain information even when power is removed. The memory cells are organized into sectors, allowing for efficient read, write, and erase operations.

Detailed Application Field Plans

The AT49F2048A-70TC finds applications in various fields, including: 1. Microcontrollers: Used for program storage in microcontroller-based systems. 2. Embedded Systems: Provides non-volatile memory storage for firmware and configuration data in embedded systems. 3. Consumer Electronics: Enables data storage in devices such as digital cameras, set-top boxes, and gaming consoles.

Detailed and Complete Alternative Models

1. AT49F1024A-12TC: 1 megabit (128 kilobytes) capacity, 120 nanoseconds access time.
2. AT49F4096A-15TC: 4 megabit (512 kilobytes) capacity, 150 nanoseconds access time.
3. AT49F8192A-20TC: 8 megabit (1 megabyte) capacity, 200 nanoseconds access time.

These alternative models offer