AT28HC256F-12PI

Product Overview

Category

AT28HC256F-12PI belongs to the category of high-speed, low-power Electrically Erasable Programmable Read-Only Memory (EEPROM) chips.

Use

This product is commonly used in various electronic devices for non-volatile data storage. It allows for easy and efficient data retrieval even when power is turned off.

Characteristics

• High-speed operation
• Low power consumption
• Non-volatile memory
• Large storage capacity
• Reliable data retention

Package

AT28HC256F-12PI comes in a standard 28-pin DIP (Dual In-line Package) format. This package provides ease of integration into different electronic systems.

Essence

The essence of AT28HC256F-12PI lies in its ability to store and retrieve data reliably, making it an essential component in many electronic devices.

Packaging/Quantity

AT28HC256F-12PI is typically packaged in tubes or trays, with each tube or tray containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Operating Voltage: 2.7V - 5.5V
• Storage Capacity: 256 kilobits (32 kilobytes)
• Access Time: 120 nanoseconds
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years

Detailed Pin Configuration

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. /OE (Output Enable)
17. /WE (Write Enable)
18. /CE (Chip Enable)
19. NC (No Connection)
20. VCC (Power Supply)
21. GND (Ground)
22. DQ0
23. DQ1
24. DQ2
25. DQ3
26. DQ4
27. DQ5
28. DQ6

Functional Features

• High-speed data access
• Low power consumption during read and write operations
• Built-in hardware and software protection mechanisms
• Easy integration into existing electronic systems
• Reliable data retention even in harsh environments

Advantages and Disadvantages

Advantages

• Fast data access allows for efficient operation in time-critical applications.
• Low power consumption helps prolong battery life in portable devices.
• Hardware and software protection mechanisms enhance data security.
• Large storage capacity accommodates a wide range of applications.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per unit compared to some alternative memory options.
• Requires careful handling and storage to prevent damage.

Working Principles

AT28HC256F-12PI utilizes EEPROM technology, which allows for electrically erasing and reprogramming the memory cells. The memory cells store data as electrical charges, and these charges can be manipulated through specific voltage levels applied to the control pins. This enables both reading and writing of data to the chip.

Detailed Application Field Plans

AT28HC256F-12PI finds application in various fields, including but not limited to: - Consumer electronics - Automotive systems - Industrial automation - Medical devices - Communication equipment

In consumer electronics, it can be used for firmware storage in devices such as smartphones, tablets, and gaming consoles. In automotive systems, it can store critical data for engine control units and infotainment systems. Industrial automation can benefit from its use in programmable logic controllers and data loggers. Medical devices can utilize it for storing patient data and firmware updates. Communication equipment can employ it for configuration storage in routers, switches, and modems.

Detailed and Complete Alternative Models

• AT28C256
• AT28HC256
• AT28BV256
• AT28LV256
• AT28C256E
• AT28HC256E
• AT28BV256E

These alternative models offer similar functionality and compatibility with different system requirements. Each model may have specific variations in terms of voltage range, speed, or package type, allowing users to choose the most suitable option for their application.

In conclusion, AT28HC256F-12PI is a high-speed, low-power EEPROM chip that provides reliable non-volatile data storage. Its characteristics, specifications, pin configuration, functional features, advantages, and disadvantages make it a versatile component for various electronic applications. With its wide range of application fields and alternative models, it offers flexibility and adaptability to meet diverse system requirements.