AT29C256-70JC

Product Overview

Category

AT29C256-70JC belongs to the category of non-volatile memory devices.

Use

This product is commonly used for storing and retrieving digital information in various electronic systems.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: The AT29C256-70JC has a storage capacity of 256 kilobits.
• Fast access time: It offers a fast access time of 70 nanoseconds.
• Low power consumption: This device operates at low power, making it suitable for battery-powered applications.

Package

The AT29C256-70JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for digital data in electronic systems.

Packaging/Quantity

The AT29C256-70JC is typically packaged in reels or tubes, with a quantity of 100 units per reel/tube.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Access Time: 70 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years

Detailed Pin Configuration

The AT29C256-70JC has a total of 32 pins. The pin configuration is as follows:

1. A16
2. A15
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VPP
13. OE#
14. CE#
15. WE#
16. I/O0
17. I/O1
18. I/O2
19. I/O3
20. I/O4
21. I/O5
22. I/O6
23. I/O7
24. VCC
25. GND
26. NC
27. NC
28. A8
29. A9
30. A11
31. A10
32. A13

Functional Features

• Byte-wise programmable: The AT29C256-70JC allows individual bytes to be programmed or erased.
• Sector erase capability: It supports sector erase operations, enabling efficient memory management.
• Hardware and software data protection: This device offers various methods to protect stored data from accidental modification or erasure.
• High reliability: The AT29C256-70JC is designed to provide reliable operation in demanding environments.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• Fast access time enables quick retrieval of stored information.
• Low power consumption makes it suitable for battery-powered devices.
• Sector erase capability allows efficient memory management.

Disadvantages

• Limited storage capacity compared to other memory devices.
• Higher cost per bit compared to some alternative models.

Working Principles

The AT29C256-70JC utilizes a technology called Electrically Erasable Programmable Read-Only Memory (EEPROM). It stores data by trapping electric charges within floating gate transistors. These charges can be selectively removed or added using electrical signals, allowing the memory cells to be programmed or erased.

Detailed Application Field Plans

The AT29C256-70JC finds applications in various electronic systems, including but not limited to: - Microcontrollers - Embedded systems - Communication devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT29C256-70JC include: - AT28C256 - 27C256 - M27C256 - AM29F040

These models provide comparable storage capacity, access time, and features, making them suitable alternatives for different design requirements.

In conclusion, the AT29C256-70JC is a non-volatile memory device with a storage capacity of 256 kilobits. It offers fast access time, low power consumption, and sector erase capability. This product finds applications in various electronic systems and has alternative models available in the market.