| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            8 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            42-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            0°C~70°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tray | 
                                        
                                                                            
                                            | Published | 
                                            1993 | 
                                        
                                                                            
                                            | Series | 
                                            ProSLIC® | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            42 | 
                                        
                                                                            
                                            | Power (Watts) | 
                                            750mW | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            3.13V~3.47V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            BOTTOM | 
                                        
                                                                            
                                            | Terminal Form | 
                                            BUTT | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            3.3V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.5mm | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            R-XBCC-B42 | 
                                        
                                                                            
                                            | Function | 
                                            Subscriber Line Interface Concept (SLIC), CODEC | 
                                        
                                                                            
                                            | Operating Supply Voltage | 
                                            3.3V | 
                                        
                                                                            
                                            | Interface | 
                                            ISI | 
                                        
                                                                            
                                            | Number of Circuits | 
                                            1 | 
                                        
                                                                            
                                            | Telecom IC Type | 
                                            TELECOM CIRCUIT | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            0.9mm | 
                                        
                                                                            
                                            | Length | 
                                            7mm | 
                                        
                                                                            
                                            | Width | 
                                            5mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                SI32175-C-FM1 Overview
A 42-VFQFN Exposed Pad package saves space on a board.Telecommunications equipment is packed in the Tray-way.Telecommunications equipment is mounted with type Surface Mount.This  telecom IC  is composed of 1 circuits.The supply voltage of 3.13V~3.47V can increase efficiency.Telecom switching is possible to achieve reliable performance when the operating temperature is set at 0°C~70°C.As part of its configuration, it includes 42 terminations.It requires a supply voltage of 3.3V.Telecom ICs are of type TELECOM CIRCUIT.The supply voltage of 3.3V enables designers to have a great deal of flexibility.A number of similar functions of the telecommunication product	 can be provided by it as with those of electronic parts under the ProSLIC? series.
SI32175-C-FM1 Features
Available in the 42-VFQFN Exposed Pad package
TELECOM CIRCUIT as telecom IC type
Operating supply voltage of 3.3V
SI32175-C-FM1 Applications
There are a lot of Silicon Labs SI32175-C-FM1 Telecom applications. 
- Microwave transmission systems
 - Residential Gateways
 - Network Multiplexing and Terminating Equipment
 - Short/Medium Loop
 - T1 Digital Cross Connects (DSX-1)
 - Cable Modem
 - Codec function on telephone switch line cards
 - CSU/DSU Equipment
 - Central office (CO)
 - Frame Relay Switches and Access Devices (FRADS)