X28HC256JI-90R5699

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile memory storage

Characteristics: - High capacity - Low power consumption - Fast access time - Reliable data retention - Extended temperature range

Package: 28-pin plastic dual in-line package (PDIP)

Essence: The X28HC256JI-90R5699 is a high-capacity non-volatile memory IC designed for storing and retrieving data in various electronic devices.

Packaging/Quantity: The X28HC256JI-90R5699 is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Capacity: 256 kilobits (32 kilobytes)
• Access Time: 90 nanoseconds
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 100 years
• Endurance: 1 million write cycles

Pin Configuration

The X28HC256JI-90R5699 has a total of 28 pins, each serving a specific function. 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. Vcc (Power Supply)
7. Ground (GND)

...

Functional Features

• Byte-wide random access
• In-system programmable and erasable
• Hardware and software data protection
• Automatic sleep mode for low power consumption
• Fast write and read operations
• Built-in error detection and correction

Advantages

• High storage capacity for various applications
• Low power consumption for energy-efficient devices
• Fast access time for quick data retrieval
• Reliable data retention ensures long-term storage
• Extended temperature range allows usage in harsh environments

Disadvantages

• Limited write endurance compared to some other memory technologies
• Higher cost per bit compared to volatile memory options
• Requires additional circuitry for programming and erasing operations

Working Principles

The X28HC256JI-90R5699 utilizes a combination of floating-gate transistors and control circuitry to store and retrieve data. When programmed, charges are trapped in the floating gates, representing binary information. The control circuitry manages the read, write, and erase operations, ensuring accurate data manipulation.

Application Field Plans

The X28HC256JI-90R5699 is widely used in various electronic devices that require non-volatile memory storage, such as: - Microcontrollers - Embedded systems - Automotive electronics - Industrial control systems - Medical devices

Alternative Models

Here are some alternative models that offer similar functionality to the X28HC256JI-90R5699: - AT28C256-15PU (Atmel) - M27C256B-12F1 (STMicroelectronics) - SST39SF010A-70-4C-PHE (Microchip Technology)

These alternative models provide comparable capacity, access time, and reliability, making them suitable replacements for the X28HC256JI-90R5699 in various applications.

In conclusion, the X28HC256JI-90R5699 is a high-capacity non-volatile memory IC with fast access time, low power consumption, and reliable data retention. It finds applications in diverse electronic devices and offers several advantages, including high storage capacity and extended temperature range. However, it also has limitations such as limited write endurance and higher cost per bit. Alternative models with similar features are available in the market.