AT29C256-90TI-T

Product Overview

Category: Integrated Circuit (IC)

Use: The AT29C256-90TI-T is a high-performance, low-power 256K (32K x 8) electrically erasable programmable read-only memory (EEPROM) IC. It is designed for use in various electronic devices and systems that require non-volatile memory storage.

Characteristics: - High performance - Low power consumption - Electrically erasable and reprogrammable - Non-volatile memory - 256K capacity (32K x 8) - Wide operating voltage range

Package: The AT29C256-90TI-T is available in a surface mount 28-lead Thin Small Outline Package (TSOP). This package offers compactness and ease of integration into electronic circuit boards.

Essence: The essence of the AT29C256-90TI-T is its ability to provide reliable and non-volatile memory storage in a compact and low-power package. It allows for easy data storage and retrieval in various electronic applications.

Packaging/Quantity: The AT29C256-90TI-T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Operating Voltage: 2.7V to 5.5V
• Access Time: 90ns
• Standby Current: 100μA (max)
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years (minimum)
• Endurance: 100,000 erase/write cycles (minimum)

Pin Configuration

The AT29C256-90TI-T has a total of 28 pins. The pin configuration is as follows:

1. A16
2. A14
3. A12
4. A7
5. A6
6. A5
7. A4
8. A3
9. A2
10. A1
11. A0
12. VCC
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. NC
25. GND
26. A8
27. A9
28. A11

Functional Features

• High-speed access and operation
• Low power consumption in both active and standby modes
• Easy integration into electronic systems
• Electrically erasable and reprogrammable memory
• Reliable data retention and endurance
• Wide operating voltage range for compatibility with various devices

Advantages and Disadvantages

Advantages: - High performance and reliability - Low power consumption - Compact package size - Easy integration into electronic systems - Wide operating voltage range

Disadvantages: - Limited storage capacity (256K) - Relatively slower access time compared to some newer memory technologies

Working Principles

The AT29C256-90TI-T operates based on the principles of electrically erasable programmable read-only memory (EEPROM). It uses a combination of electrical signals and programming algorithms to store and retrieve data. The memory cells within the IC can be selectively erased and programmed, allowing for flexible data storage and modification.

Detailed Application Field Plans

The AT29C256-90TI-T is widely used in various electronic applications, including but not limited to: - Consumer electronics (e.g., digital cameras, portable media players) - Automotive electronics (e.g., engine control units, infotainment systems) - Industrial automation (e.g., control systems, data loggers) - Communication devices (e.g., routers, modems)

Detailed and Complete Alternative Models

1. AT28C256-15PU: 256K EEPROM IC with a 150ns access time and DIP package.
2. AT25SF041-SSHD-T: 4Mbit SPI Serial Flash memory IC with a 75MHz clock frequency and SOIC package.
3. AT24C02C-SSHM-T: 2Kbit I2C-compatible EEPROM IC with a 400kHz data transfer rate and TSSOP package.

These alternative models offer different capacities, access times, interfaces, and package options to suit specific application requirements.

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