The S29AL016J55BFIR20 is a 16 Mbit (2M × 8-bit/1M × 16-bit) 3 V boot sector Flash memory with 55 ns access time, supporting high-speed microprocessor systems. Operating from 2.7 V to 3.6 V, it meets industrial and automotive temperature requirements up to -40°C to +125°C (AEC-Q100 Grade 1/3).