AT28C16-15JC

Product Overview

Category

AT28C16-15JC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT28C16-15JC chip is primarily used for non-volatile data storage in electronic devices. It allows for easy and efficient data retrieval and modification.

Characteristics

• Electrically erasable: The AT28C16-15JC can be erased and reprogrammed electronically, eliminating the need for physical erasure.
• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The chip has a storage capacity of 16 kilobits (2 kilobytes).
• Low power consumption: The AT28C16-15JC operates on low power, making it suitable for battery-powered devices.

Package

The AT28C16-15JC is available in a 24-pin ceramic DIP (Dual In-line Package) format.

Essence

The essence of the AT28C16-15JC chip lies in its ability to store and retrieve data reliably and efficiently, while offering the flexibility of electronic erasure and reprogramming.

Packaging/Quantity

The AT28C16-15JC is typically packaged in tubes or trays, with each package containing a specified quantity of chips. The exact quantity may vary depending on the manufacturer.

Specifications

• Supply voltage: 4.5V to 5.5V
• Operating temperature range: -40°C to +85°C
• Access time: 150 nanoseconds
• Standby current: 100 microamps
• Input/output voltage levels compatible with TTL and CMOS logic

Detailed Pin Configuration

The AT28C16-15JC chip has a total of 24 pins, each serving a specific purpose. The pin configuration is as follows:

1. A0: Address input
2. A1: Address input
3. A2: Address input
4. A3: Address input
5. A4: Address input
6. A5: Address input
7. A6: Address input
8. A7: Address input
9. VCC: Power supply voltage
10. A8: Address input
11. CE: Chip enable input
12. OE: Output enable input
13. WE: Write enable input
14. I/O0: Data input/output
15. I/O1: Data input/output
16. I/O2: Data input/output
17. I/O3: Data input/output
18. I/O4: Data input/output
19. I/O5: Data input/output
20. I/O6: Data input/output
21. I/O7: Data input/output
22. NC: No connection
23. GND: Ground
24. NC: No connection

Functional Features

The AT28C16-15JC chip offers the following functional features:

• Byte-wise programmable: The chip allows for individual byte programming, enabling selective modification of data.
• Fast access time: With an access time of 150 nanoseconds, the AT28C16-15JC ensures quick retrieval and modification of stored data.
• High endurance: The EEPROM technology used in the chip provides a high number of erase/write cycles, ensuring long-term reliability.

Advantages and Disadvantages

Advantages

• Easy data modification: The electronic erasability of the AT28C16-15JC chip simplifies the process of modifying stored data.
• Non-volatile storage: The chip retains data even when power is removed, ensuring data integrity.
• Low power consumption: The AT28C16-15JC operates on low power, making it suitable for battery-powered devices.

Disadvantages

• Limited storage capacity: With a capacity of 16 kilobits, the AT28C16-15JC may not be sufficient for applications requiring larger data storage.
• Relatively slower access time: The access time of 150 nanoseconds may be slower compared to other memory technologies.

Working Principles

The AT28C16-15JC chip utilizes EEPROM technology to store and retrieve data. It consists of a grid of memory cells that can be individually programmed or erased electronically. When data is written to the chip, the corresponding memory cells are electrically programmed. To read the stored data, the chip activates the appropriate memory cells and retrieves the information. The chip's control inputs (CE, OE, WE) regulate the read, write, and erase operations.

Detailed Application Field Plans

The AT28C16-15JC chip finds application in various electronic devices and systems, including but not limited to:

1. Embedded systems: The chip can be used in microcontroller-based embedded systems for storing configuration data, firmware, and other critical information.
2. Automotive electronics: The