The LD27C256-200 is a 256K (32K x 8) CMOS EPROM (Erasable Programmable Read-Only Memory) manufactured by Intel. It's a non-volatile memory device used to store firmware, boot code, and other data that needs to be retained even when power is off. The '-200' indicates an access time of 200 nanoseconds.

Applications:

• Embedded systems
• Industrial control equipment
• Microcontroller-based systems
• Firmware storage
• Boot ROMs

Features:

• 256K (32K x 8) Memory Organization: Provides 256 kilobits of storage, organized as 32,768 bytes.
• CMOS Technology: Offers low power consumption.
• EPROM (Erasable Programmable Read-Only Memory): Data can be erased using ultraviolet (UV) light and reprogrammed.
• 200 ns Access Time: Relatively fast access time for reading data.
• JEDEC Standard Pinout: Simplifies board layout and design.
• Single 5V Power Supply: Operates from a single 5-volt power supply.

Benefits:

• Non-Volatile Storage: Retains data even when power is off.
• Reprogrammable: Data can be erased and reprogrammed, allowing for updates and modifications.
• Low Power Consumption: CMOS technology minimizes power consumption.
• Fast Access Time: 200 ns access time allows for quick retrieval of data.
• Easy Integration: JEDEC standard pinout simplifies integration into existing systems.

Additional Details:

The LD27C256-200 is a reliable and versatile non-volatile memory device. Its CMOS technology ensures low power consumption, making it suitable for battery-powered and energy-efficient applications. The EPROM feature allows for reprogramming, making it ideal for storing firmware that may need to be updated in the field. The 200 ns access time provides quick retrieval of data, which is critical for performance-sensitive applications. The device utilizes a JEDEC standard pinout, simplifying board layout and integration. Before programming, the EPROM must be erased using ultraviolet (UV) light. This process typically takes several minutes. Special EPROM programmers are required to erase and program the device.

Specifications:

• Memory Size: 256K (32K x 8)
• Access Time: 200 ns
• Technology: CMOS EPROM
• Supply Voltage: 5V
• Package: DIP (Dual In-line Package)