Optoelectronics Lighting Imaging Telecom Sensors .
TC58FVT400 - (TC58Fxxx) 4-MBIT (512K * 8 BITS / 256K * 16BITS)CMOS FLASH MEMORY
W3128VT400 - Rectifier Diode
VT400 - Photoconductive Cells and Analog Optoisolators