| Parameters | 
                                                                                                                        
                                                | Mfr | Fairchild Semiconductor | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Bulk | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Memory Type | Non-Volatile | 
                                                                                    
                                                | Memory Format | EPROM | 
                                                                                    
                                                | Technology | EPROM - OTP | 
                                                                                    
                                                | Memory Size | 4Mbit | 
                                                                                    
                                                | Memory Organization | 512K x 8 | 
                                                                                    
                                                | Memory Interface | Parallel | 
                                                                                    
                                                | Write Cycle Time - Word, Page | - | 
                                                                                    
                                                | Access Time | 150 ns | 
                                                                                    
                                                | Voltage - Supply | 4.5V ~ 5.5V | 
                                                                                    
                                                | Operating Temperature | 0°C ~ 70°C (TA) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 32-LCC (J-Lead) | 
                                                                                    
                                                | Supplier Device Package | 32-PLCC (14x11.46) | 
                                                                                    
                                                | Base Product Number | FM27C040 | 
                                                                                    
                                                | RoHS Status | RoHS non-compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                                    
                                                | REACH Status | Vendor Undefined | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.32.0071 | 
                                                                                    
                                                | Standard Package | 1 | 
                                                                                                                
                                
                             
                                                EPROM - OTP Memory IC 4Mbit Parallel 150 ns 32-PLCC (14x11.46)