AT28C64X-15JI

Product Overview

Category

AT28C64X-15JI 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 remains intact even when power is removed.
• High capacity: The AT28C64X-15JI has a storage capacity of 64 kilobits (8 kilobytes).
• Fast access time: It operates at a speed of 150 nanoseconds.
• Low power consumption: The device is designed to minimize power usage.
• Reliable: It offers high endurance and data retention capabilities.
• Easy integration: The package and pin configuration facilitate seamless integration into various electronic systems.

Package

The AT28C64X-15JI is available in a standard JEDEC 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of this product lies in its ability to provide non-volatile memory storage with high capacity, fast access time, and low power consumption.

Packaging/Quantity

The AT28C64X-15JI is typically packaged in reels or tubes, with each containing a specific quantity of devices. The exact packaging and quantity may vary depending on the manufacturer and supplier.

Specifications

• Memory Capacity: 64 kilobits (8 kilobytes)
• Access Time: 150 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years
• Endurance: 10,000 write cycles

Detailed Pin Configuration

The AT28C64X-15JI has a total of 32 pins, which are assigned specific functions as follows:

1. A0-A12: Address Inputs
2. CE: Chip Enable
3. OE: Output Enable
4. WE: Write Enable
5. I/O0-I/O7: Data Input/Output
6. VCC: Supply Voltage
7. GND: Ground

Functional Features

• Random Access: The AT28C64X-15JI allows random access to any memory location, enabling efficient data retrieval.
• Byte-Writable: It supports byte-level write operations, allowing selective modification of data.
• Hardware and Software Data Protection: The device incorporates mechanisms to protect stored data from accidental modifications.
• High-Speed Operation: With a fast access time of 150 nanoseconds, it ensures quick data retrieval.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for various applications.
• Low power consumption extends battery life in portable devices.
• Fast access time enables quick data retrieval.
• Reliable and durable design ensures long-term usage.

Disadvantages

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

Working Principles

The AT28C64X-15JI utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data using floating-gate transistors that can retain charge even when power is removed. The device can be written to or read from by applying appropriate voltage levels to the control pins.

Detailed Application Field Plans

The AT28C64X-15JI finds application in various electronic systems, including but not limited to: - Microcontrollers - Embedded systems - Industrial automation - Automotive electronics - Communication devices

Detailed and Complete Alternative Models

1. AT28C64B-15JI: Similar specifications with minor differences in package type.
2. AT28C64D-15JI: Higher endurance and extended temperature range.
3. AT28C256X-15JI: Increased storage capacity of 256 kilobits (32 kilobytes).

These alternative models offer similar functionality and can be considered based on specific requirements.

In conclusion, the AT28C64X-15JI is a non-volatile memory device with high capacity, fast access time, and low power consumption. It finds application in various electronic systems and offers advantages such as data retention, reliability, and ease of integration. However, it has limitations in terms of write endurance and cost per bit. Alternative models with different specifications are available to cater to diverse needs.