SM4001 ... SM4007, SM513, SM516, SM518, SM2000 SM.
MSM5188 - 16384 x 4-Bit High Speed Static CMOS RAM
MSM518222 - DRAM / FAST PAGE MODE TYPE
M518222 - MSM518222
SM518 - Surface Mount Rectifier
MSM518122 - DRAM / FAST PAGE MODE TYPE
MSM518221 - DRAM / FAST PAGE MODE TYPE
SM518A - Surface Mount Rectifier
SM518 - silicon rectifier diodes
SM518 - Standard Recovery SMD Rectifier Diodes
SM518 - Surface Mount High Voltage Rectifier