| Parameters | 
                                                                                                                        
                                                | Mfr | STMicroelectronics | 
                                                                                    
                                                | Series | Timekeeper® | 
                                                                                    
                                                | Package | Tube | 
                                                                                    
                                                | Product Status | Obsolete | 
                                                                                    
                                                | Conevo-Key Programmable | Not Verified | 
                                                                                    
                                                | Type | Clock/Calendar | 
                                                                                    
                                                | Features | Leap Year | 
                                                                                    
                                                | Memory Size | - | 
                                                                                    
                                                | Time Format | HH:MM:SS (24 hr) | 
                                                                                    
                                                | Date Format | YY-MM-DD-dd | 
                                                                                    
                                                | Interface | Parallel | 
                                                                                    
                                                | Voltage - Supply | 4.5V ~ 5.5V | 
                                                                                    
                                                | Voltage - Supply, Battery | - | 
                                                                                    
                                                | Current - Timekeeping (Max) | 4mA @ 4.5V ~ 5.5V | 
                                                                                    
                                                | Operating Temperature | 0°C ~ 70°C | 
                                                                                    
                                                | Mounting Type | Through Hole | 
                                                                                    
                                                | Package / Case | 32-DIP Module (0.600", 15.24mm) | 
                                                                                    
                                                | Supplier Device Package | 32-PMDIP | 
                                                                                    
                                                | Base Product Number | M48T128 | 
                                                                                    
                                                | RoHS Status | ROHS3 Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 12 | 
                                                                                                                
                                
                             
                                                Real Time Clock (RTC) IC Clock/Calendar Parallel 32-DIP Module (0.600", 15.24mm)