AT28C256E-15TU-T

Product Overview

Category

AT28C256E-15TU-T belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The AT28C256E-15TU-T has a storage capacity of 256 kilobits (32 kilobytes).
• Fast access time: It operates with a maximum access time of 150 nanoseconds.
• Low power consumption: The device is designed to minimize power usage during operation.
• Reliable: It offers high endurance and data retention capabilities.

Package

The AT28C256E-15TU-T is available in a surface mount package, specifically the Thin Small Outline Package (TSOP).

Essence

The essence of this product lies in its ability to provide non-volatile storage for electronic systems, ensuring that critical data is preserved even in the absence of power.

Packaging/Quantity

The AT28C256E-15TU-T is typically packaged in reels, with each reel containing a specific quantity of devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Access Time: 150 nanoseconds
• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: TSOP

Detailed Pin Configuration

The AT28C256E-15TU-T features a total of 28 pins, which are assigned specific functions as follows:

1. A0-A14: Address Inputs
2. CE: Chip Enable
3. OE: Output Enable
4. WE: Write Enable
5. VCC: Power Supply
6. GND: Ground
7. I/O0-I/O7: Data Input/Output

Functional Features

• Random Access: The AT28C256E-15TU-T allows for random access to any location within its memory capacity.
• Byte-Writable: It supports byte-level write operations, enabling efficient data modification.
• High-Speed Read: The device offers fast read access times, facilitating quick retrieval of stored information.
• Low Power Consumption: The AT28C256E-15TU-T is designed to minimize power consumption during both active and standby modes.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even in the absence of power.
• High storage capacity allows for storing a significant amount of digital information.
• Fast access time enables quick retrieval of data.
• Low power consumption contributes to energy efficiency.

Disadvantages

• Limited storage capacity compared to other modern non-volatile memory devices.
• Relatively slower access time compared to some newer memory technologies.

Working Principles

The AT28C256E-15TU-T utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within floating gate transistors. These charges can be selectively removed or added using appropriate voltage levels, allowing for data modification.

Detailed Application Field Plans

The AT28C256E-15TU-T finds applications in various electronic systems that require non-volatile storage, such as: - Embedded systems - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the AT28C256E-15TU-T include: - AT28C256-15PU: DIP package variant - AT28C256-20PC: DIP package variant with higher access time - AT28C256E-15PI: PDIP package variant

These alternative models offer similar functionality and characteristics but may differ in package type or other specifications.

In conclusion, the AT28C256E-15TU-T is a non-volatile memory device that provides reliable storage for electronic systems. With its high capacity, fast access time, and low power consumption, it offers several advantages for various applications. However, it is important to consider alternative models based on specific requirements and preferences.