TMS27C512-15JL

The TMS27C512-15JL is a 512K-bit UV erasable and electrically programmable read-only memory (EPROM) integrated circuit. It features a 150ns access time and is designed to store and retrieve data in electronic systems, offering non-volatile memory storage.

Pinout

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

• A16 / E: Address Input / Chip Enable for Programming Voltage
• A12: Address Input
• A7: Address Input
• A6: Address Input
• A5: Address Input
• A4: Address Input
• A3: Address Input
• A2: Address Input
• A1: Address Input
• A0: Address Input
• D7: Data Input / Output
• D6: Data Input / Output
• D5: Data Input / Output
• D4: Data Input / Output
• D3: Data Input / Output
• D2: Data Input / Output
• D1: Data Input / Output
• D0: Data Input / Output
• VPP: Programming Voltage
• VCC: Power Supply
• GND: Ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TMS27C512-15JL EPROM for a visual representation.

Key Features

• 512K-Bit EPROM: Provides 512K bits of non-volatile storage for data retention in electronic systems.
• UV Erasable and Electrically Programmable: Offers the capability to be erased and reprogrammed electrically, enabling flexibility in data storage.
• Fast Access Time: The TMS27C512-15JL features a fast access time of 150ns, allowing for quick retrieval of stored data.
• Wide Operating Voltage Range: Operates within a wide voltage range, making it suitable for use in various electronic systems.
• Durable Packaging: Housed in a durable and reliable package for protection and ease of handling during integration.

Note: For detailed technical specifications, please refer to the TMS27C512-15JL datasheet.

Application

• Embedded Systems: Ideal for storing program instructions and data in embedded electronic systems.
• Memory Storage: Used for non-volatile memory storage in electronic devices such as microcontrollers and consumer electronics.
• Firmware Storage: Suitable for storing firmware and configuration data in electronic equipment.

Functionality

The TMS27C512-15JL is an EPROM IC designed to provide non-volatile memory storage with the ability to be electrically programmed and UV-erased. It offers fast access times and is suitable for various data storage applications.

Usage Guide

• Addressing: Connect the address inputs (A0-A16) based on the specific memory addressing requirements of the system.
• Data Interface: Utilize the D0-D7 pins for the input and output of data to and from the EPROM.
• Power Supply: Connect the VCC pin to the power supply voltage and ensure a stable ground connection to the GND pin.
• Programming: Apply the necessary programming voltage (VPP) and address signals for programming and erasing operations.

Frequently Asked Questions

Q: Can the TMS27C512-15JL be reprogrammed multiple times?
A: Yes, the TMS27C512-15JL is electrically programmable and can be reprogrammed multiple times as needed.

Q: Is UV erasure necessary for reprogramming the TMS27C512-15JL?
A: UV erasure is required when bulk erasing the entire memory contents. For selective programming, electrical programming alone can be used without UV erasure.