The S29AL008J55TFNR20 is an 8 Mbit (1M × 8-bit/512K × 16-bit), 3 V boot sector Flash memory for high-performance embedded systems. It operates from a single 2.7 V to 3.6 V supply, with access times as fast as 55 ns and supports extended temperature ranges up to +125°C (AEC-Q100 Grade 1).