| Parameters | 
                                                                                                            
                                        | Mfr | onsemi | 
                                                                        
                                        | Series | CAT25C128 | 
                                                                        
                                        | Package | Bulk | 
                                                                        
                                        | Product Status | Obsolete | 
                                                                        
                                        | Memory Type | Non-Volatile | 
                                                                        
                                        | Memory Format | EEPROM | 
                                                                        
                                        | Technology | EEPROM | 
                                                                        
                                        | Memory Size | 128Kbit | 
                                                                        
                                        | Memory Organization | 16K x 8 | 
                                                                        
                                        | Memory Interface | SPI | 
                                                                        
                                        | Clock Frequency | 1 MHz | 
                                                                        
                                        | Write Cycle Time - Word, Page | 10ms | 
                                                                        
                                        | Access Time | 250 ns | 
                                                                        
                                        | Voltage - Supply | 1.8V ~ 6V | 
                                                                        
                                        | Operating Temperature | -40°C ~ 105°C (TA) | 
                                                                        
                                        | Mounting Type | Surface Mount | 
                                                                        
                                        | Package / Case | 8-SOIC (0.154", 3.90mm Width) | 
                                                                        
                                        | Supplier Device Package | 8-SOIC | 
                                                                        
                                        | Other Names | 2156-CAT25C128VA | 
                                                                        
                                        | Standard Package | 1 | 
                                                                                                        
                            
                         
                                                EEPROM Memory IC 128Kbit SPI 1 MHz 250 ns 8-SOIC