| Parameters | 
                                                                                                            
                                            | Mfr | Analog Devices Inc./Maxim Integrated | 
                                                                            
                                            | Series | - | 
                                                                            
                                            | Package | Tray | 
                                                                            
                                            | Product Status | Obsolete | 
                                                                            
                                            | Function | Transceiver | 
                                                                            
                                            | Interface | E1 | 
                                                                            
                                            | Number of Circuits | 4 | 
                                                                            
                                            | Voltage - Supply | 3.14V ~ 3.47V | 
                                                                            
                                            | Current - Supply | 230mA | 
                                                                            
                                            | Operating Temperature | 0°C ~ 70°C | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 100-LQFP | 
                                                                            
                                            | Supplier Device Package | 100-LQFP (14x14) | 
                                                                            
                                            | Base Product Number | DS21Q50 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 4  (72 Hours) | 
                                                                            
                                            | REACH Status | REACH Unaffected | 
                                                                            
                                            | ECCN | EAR99 | 
                                                                            
                                            | HTSUS | 8542.39.0001 | 
                                                                            
                                            | Standard Package | 90 | 
                                                                                                    
                            
                         
                                                Telecom IC Transceiver 100-LQFP (14x14)