| M27W400 | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-100B6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-100F6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-100K6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-100XB6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-100XF6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-100XK6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-120B6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-120F6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-120K6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-120XB6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC | 
                                                                            
                                            | M27W400-120XF6TR | STMicroelectronics | 4 Mbit 512Kb x8 or 256Kb x16 Low Voltage UV EPROM and OTP EPROM IC |