X28HC256J-90

Product Overview

Category

The X28HC256J-90 belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: The X28HC256J-90 retains stored data even when power is removed.
• High capacity: It has a storage capacity of 256 kilobits (32 kilobytes).
• Fast access time: The device offers a fast access time of 90 nanoseconds.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The X28HC256J-90 is available in a standard integrated circuit (IC) package.

Essence

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

Packaging/Quantity

The X28HC256J-90 is typically sold in reels or trays, with a quantity of multiple units per package.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Access Time: 90 nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The X28HC256J-90 has a total of 28 pins. Here is the detailed pin configuration:

1. Chip Enable (/CE)
2. Output Enable (/OE)
3. Write Enable (/WE)
4. Address Inputs (A0-A14)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Supply Voltage (+Vcc)
7. Ground (GND)

Functional Features

• Non-volatile storage: The X28HC256J-90 retains data even when power is removed.
• High-speed access: It offers fast read and write operations.
• Low power consumption: The device operates on low power, extending battery life in portable devices.
• Reliable data retention: The stored data remains intact for an extended period.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life.
• Suitable for a wide range of electronic applications.

Disadvantages

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

Working Principles

The X28HC256J-90 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within its memory cells. These charges can be selectively erased and reprogrammed using specific voltage levels applied to the control pins.

Detailed Application Field Plans

The X28HC256J-90 finds applications in various electronic systems, including but not limited to: - Embedded systems - Automotive electronics - Industrial control systems - Consumer electronics - Medical devices

Detailed and Complete Alternative Models

1. X28HC256P-12: Similar to X28HC256J-90, but with a slower access time of 120 nanoseconds.
2. X28HC256DMB-90: Offers the same specifications as X28HC256J-90 but comes in a different package.

These alternative models provide options based on specific requirements or compatibility needs.

In conclusion, the X28HC256J-90 is a non-volatile memory device with a storage capacity of 256 kilobits. It offers fast access time, low power consumption, and reliable data retention. This product finds applications in various electronic systems and has alternative models available to cater to different needs.