AT29C256-12PC

The AT29C256-12PC is a 256K (32K x 8) electrically erasable programmable read-only memory (EEPROM) IC with a 120ns access time.This IC allows for non-volatile storage of data and program code, making it suitable for various embedded system applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• A0-A14: Address Inputs
• Q0-Q7: Data Outputs
• CE: Chip Enable
• OE: Output Enable
• WE: Write Enable
• VCC: Power Supply
• GND: Ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the AT29C256-12PC EEPROM for better understanding.

Key Features

• 256K Capacity: Offers a storage capacity of 256K (32K x 8) for data and program storage requirements.
• Fast Access Time: With a 120ns access time, the AT29C256-12PC provides quick data retrieval and programming.
• EEPROM Technology: Utilizes electrically erasable and reprogrammable memory technology for flexible data storage.
• Wide Operating Voltage Range: Supports operation within a voltage range of 4.5V to 5.5V, ensuring compatibility with various systems.
• High Reliability: Provides reliable data retention and endurance for long-term use in embedded applications.

Note: For detailed technical specifications, please refer to the AT29C256-12PC datasheet.

Application

• Embedded Systems: Ideal for storing program code and data in embedded systems such as microcontrollers and IoT devices.
• Data Logging: Suitable for data logging applications where non-volatile storage is required.
• Firmware Storage: Used for storing firmware, configuration settings, and boot code in electronic devices.

Functionality

The AT29C256-12PC EEPROM provides non-volatile storage for data and program code, allowing for reliable and reprogrammable memory in embedded applications.

Usage Guide

• Power Supply: Connect VCC to the power supply voltage (4.5V to 5.5V) and GND to the ground.
• Address/Data Connections: Apply address inputs (A0-A14) for specifying memory locations and read data from the data outputs (Q0-Q7).
• Control Signals: Utilize CE, OE, and WE signals to enable chip, output, and write operations, respectively.

Frequently Asked Questions

Q: Can the AT29C256-12PC be used in automotive applications?
A: Yes, the AT29C256-12PC is suitable for automotive environments and offers reliable data storage for automotive electronics.

Q: What is the typical data retention time of the AT29C256-12PC?
A: The AT29C256-12PC typically offers a data retention time of over 10 years, ensuring long-term reliability.