This document describes the features of Integrated Silicon Solution, Inc. (ISSI)'s IS41LV16256B product. The product is a 262,144 x 16-bit high-performance CMOS dynamic random access memory with TTL compatible inputs and outputs, a refresh interval of 512 cycles/8 ms, support for refresh modes and JEDEC standard pinout, and single power supply. It is ideal for use in 16 and 32-bit wide data bus systems.