16 Mbit Concurrent SuperFlash + 2/4/8 Mbit SRAM Co.
SST34HF1641C - (SST34HF16xxx) 16M-bit Concurrent SuperFlash + SRAM Combo Memory
16 Mbit Concurrent SuperFlash + 2/4/8 Mbit SRAM ComboMemory SST34HF1601C / SST34HF1621C / SST34HF1641C SST34HF1641D / SST34HF1681D / SST34HF1621S / SS.