| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                Rochester Electronics, LLC | 
                                            
                                                                                    
                                                | Series | 
                                                - | 
                                            
                                                                                    
                                                | Package | 
                                                Bulk | 
                                            
                                                                                    
                                                | Product Status | 
                                                Active | 
                                            
                                                                                    
                                                | Memory Type | 
                                                Non-Volatile | 
                                            
                                                                                    
                                                | Memory Format | 
                                                EPROM | 
                                            
                                                                                    
                                                | Technology | 
                                                EPROM - OTP | 
                                            
                                                                                    
                                                | Memory Size | 
                                                256Kbit | 
                                            
                                                                                    
                                                | Memory Organization | 
                                                32K x 8 | 
                                            
                                                                                    
                                                | Memory Interface | 
                                                Parallel | 
                                            
                                                                                    
                                                | Write Cycle Time - Word, Page | 
                                                - | 
                                            
                                                                                    
                                                | Access Time | 
                                                55 ns | 
                                            
                                                                                    
                                                | Voltage - Supply | 
                                                4.5V ~ 5.5V | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                0°C ~ 70°C (TA) | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Through Hole | 
                                            
                                                                                    
                                                | Package / Case | 
                                                28-DIP (0.600", 15.24mm) | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                28-PDIP | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                AM27C256 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                Not applicable | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                3  (168 Hours) | 
                                            
                                                                                    
                                                | REACH Status | 
                                                Vendor Undefined | 
                                            
                                                                                    
                                                | ECCN | 
                                                EAR99 | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.32.0071 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                1 | 
                                            
                                                                                                                
                                
                             
                                                EPROM - OTP Memory IC 256Kbit Parallel 55 ns 28-PDIP