The SMJ27C010A-12JM is a high-performance 1 Mbit (128K x 8) UV Erasable Programmable Read-Only Memory (EPROM). This EPROM is designed for use in a wide range of embedded systems and applications requiring non-volatile memory. The '12' in the part number likely refers to the access time, indicating a relatively fast access time of 120ns.

Applications

• Embedded Systems: Used for storing firmware, boot code, and configuration data in microcontrollers and embedded processors.
• Industrial Control: Employed in programmable logic controllers (PLCs), motor controllers, and other industrial automation equipment.
• Telecommunications: Used in networking equipment for storing configuration data and boot code.
• Aerospace and Defense: Applied in avionics systems, guidance systems, and other critical applications where reliable non-volatile memory is essential.
• Automotive: Used in engine control units (ECUs) and other automotive electronics for storing calibration data and firmware.

Features

• 1 Mbit (128K x 8) Memory Organization: Provides a storage capacity of 1 Mbit, organized as 128K words of 8 bits each.
• Fast Access Time: Offers a fast access time, allowing for quick retrieval of stored data. (Likely 120ns based on part number).
• UV Erasable: Can be erased using ultraviolet (UV) light, allowing for reprogramming and reuse.
• TTL Compatible Inputs and Outputs: Compatible with standard TTL logic levels, simplifying interfacing with other digital circuits.
• Low Power Consumption: Designed for low power consumption, making it suitable for battery-powered applications.
• Wide Temperature Range: Operates over a wide temperature range, ensuring reliable performance in harsh environments.

Benefits

• Non-Volatile Storage: Retains data even when power is removed, ensuring data integrity.
• Reprogrammable: Can be erased and reprogrammed multiple times, providing flexibility in development and testing.
• Fast Access: Provides fast access to stored data, improving system performance.
• Easy to Interface: Compatible with standard TTL logic levels, simplifying integration with other digital circuits.
• Reliable Performance: Offers reliable performance over a wide temperature range.

Specifications

• Memory Size: 1 Mbit (128K x 8)
• Access Time: 120 ns (Likely, confirm with datasheet)
• Supply Voltage: 5V ± 10%
• Operating Temperature: 0°C to +70°C (Commercial Grade - check datasheet for other grades)
• Package Type: Ceramic DIP (dual in-line package) with a quartz window for UV erasing
• Programming Voltage: 12.5V (typical)