The AM27S19AJC is a 2048-bit (256 x 8) Schottky Programmable Read-Only Memory (PROM) manufactured by AMD. This PROM is designed for applications requiring high-speed data retrieval and non-volatile storage. The Schottky technology enhances its speed and performance. The part number suffixes likely indicate speed grade, package type, and temperature range.

Applications

• Microprogram Storage
• Lookup Tables
• Code Conversion
• Address Decoding
• Control Logic

Features

• 2048-bit (256 x 8) PROM
• Schottky technology for high speed
• Fast access time
• TTL compatible inputs and outputs
• Non-volatile storage

Benefits

• High-speed data retrieval improves system performance
• Non-volatile storage ensures data retention when power is off
• TTL compatibility simplifies interfacing with other digital circuits
• Suitable for applications requiring fast and reliable memory

Additional Details

The AM27S19AJC is a Schottky PROM, which means it utilizes Schottky diodes to improve switching speed. This results in faster access times compared to standard bipolar PROMs. The device operates on a 5V power supply and is TTL compatible. The PROM is programmed by selectively blowing fuses within the device. Once programmed, the data is permanently stored and cannot be erased. This PROM is typically used in high-performance applications where speed and reliability are critical, such as microprogram storage in CPUs, lookup tables in digital signal processing, and control logic in various electronic systems.