| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            144-BGA, CSPBGA | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            0°C~70°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tray | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            no | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            144 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            3.135V~3.465V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            BOTTOM | 
                                        
                                                                            
                                            | Terminal Form | 
                                            BALL | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            240 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            3.3V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            1mm | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            20 | 
                                        
                                                                            
                                            | Function | 
                                            Line Interface Unit (LIU) | 
                                        
                                                                            
                                            | Qualification Status | 
                                            COMMERCIAL | 
                                        
                                                                            
                                            | Interface | 
                                            LIU | 
                                        
                                                                            
                                            | Number of Circuits | 
                                            4 | 
                                        
                                                                            
                                            | Current - Supply | 
                                            300mA | 
                                        
                                                                            
                                            | Telecom IC Type | 
                                            PCM TRANSCEIVER | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            1.76mm | 
                                        
                                                                            
                                            | Length | 
                                            13mm | 
                                        
                                                                            
                                            | Width | 
                                            13mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                DS3154 Overview
Saving board space is achieved with the 144-BGA, CSPBGA package.For telecommunications equipment packing, the Tray method is used.In this case, Surface Mount is the mounting type.A 4 circuit is the heart of this  telecom IC .Providing 3.135V~3.465V wtelecom IC's efficiencyh the correct supply voltage will improve efficiency.A 0°C~70°C-temperature setting offers reliable performance.In telecom switching configuration, there are 144 terminations.It operates at a voltage of 3.3V.It uses the PCM TRANSCEIVER IC type for its telecom IC.A current of 300mA is used as the supply current.
DS3154 Features
Available in the 144-BGA, CSPBGA package
PCM TRANSCEIVER as telecom IC type
DS3154 Applications
There are a lot of Rochester Electronics, LLC DS3154 Telecom applications. 
- Central office (CO)
 - T1 Rates PCM Line Interface
 - Frame Relay Switches and Access Devices (FRADS)
 - T3 channelized access concentrators 
 - ISDN Primary Rate Interfaces (PRA)
 - Integrated Access Devices
 - PBX (Private Branch Exchange)
 - E1 Multiplexer 
 - Digital Cross Connect Systems
 - T1/E1/J1 add/drop multiplexers (MUX)