AT28C64X-15PC

Product Overview

Category

AT28C64X-15PC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The data stored in AT28C64X-15PC remains even when power is removed.
• Electrically erasable: The memory can be erased and reprogrammed electronically.
• High capacity: The AT28C64X-15PC has a capacity of 64 kilobits (8 kilobytes).
• Low power consumption: This chip operates on low power, making it suitable for battery-powered devices.

Package

AT28C64X-15PC is available in a 28-pin plastic dual in-line package (PDIP).

Essence

The essence of AT28C64X-15PC lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

This product is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

• Supply voltage: 4.5V to 5.5V
• Operating temperature range: -40°C to +85°C
• Access time: 150 nanoseconds
• Endurance: 10,000 erase/write cycles
• Data retention: 10 years

Detailed Pin Configuration

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. VSS: Ground
10. A8: Address input
11. A9: Address input
12. A10: Address input
13. OE: Output enable
14. CE: Chip enable
15. WE: Write enable
16. I/O0: Data input/output
17. I/O1: Data input/output
18. I/O2: Data input/output
19. I/O3: Data input/output
20. VCC: Power supply
21. NC: No connection
22. NC: No connection
23. NC: No connection
24. NC: No connection
25. NC: No connection
26. NC: No connection
27. NC: No connection
28. NC: No connection

Functional Features

• High-speed operation: The AT28C64X-15PC offers fast access times, allowing for efficient data retrieval.
• Easy integration: This chip can be easily integrated into existing electronic systems due to its standard pin configuration and compatibility with common microcontrollers.
• Reliable data storage: The EEPROM technology used in this product ensures reliable and secure storage of data.
• Low power consumption: AT28C64X-15PC operates on low power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Electrically erasable and reprogrammable, allowing for flexibility in data storage.
• High capacity enables storage of large amounts of data.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Relatively slower access times compared to other types of memory.
• Limited endurance with a maximum of 10,000 erase/write cycles.
• Higher cost compared to some other memory technologies.

Working Principles

AT28C64X-15PC utilizes EEPROM technology, which allows for electrically erasing and reprogramming the memory cells. The chip consists of an array of floating-gate transistors that can store electrical charges to represent data. When a specific address is selected, the corresponding memory cell's charge is read or modified by controlling the voltage levels on the control pins.

Detailed Application Field Plans

AT28C64X-15PC finds applications in various fields, including: 1. Microcontrollers: Used for storing firmware and program code. 2. Computers: Used for BIOS storage and configuration data. 3. Consumer electronics: Used for storing user settings, calibration data, and firmware updates.

Detailed and Complete Alternative Models

1. AT28C64B-15PU: Similar specifications and pin configuration, available in a 28-pin DIP package.
2. AT28C256-15PC: Higher capacity (256 kilobits) EEPROM chip with similar characteristics and pin configuration.
3. AT29C010A-12PC: Flash memory chip with 1 megabit capacity, compatible pin configuration, and similar characteristics.

These alternative models provide options with varying capacities and features to suit different application requirements.

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