| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 8 Weeks | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 42-VFQFN Exposed Pad | 
                                                                            
                                            | Operating Temperature | 0°C~70°C | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2014 | 
                                                                            
                                            | Series | ProSLIC® | 
                                                                            
                                            | Part Status | Active | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 
                                                                            
                                            | Power (Watts) | 750mW | 
                                                                            
                                            | Voltage - Supply | 3.13V~3.47V | 
                                                                            
                                            | Function | Subscriber Line Interface Concept (SLIC), CODEC | 
                                                                            
                                            | Operating Supply Voltage | 3.3V | 
                                                                            
                                            | Interface | PCM, SPI | 
                                                                            
                                            | Number of Circuits | 1 | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                                                    
                            
                         
                                                SI32170-C-FM1R Overview
The 42-VFQFN Exposed Pad package reduces the amount of space on a board.Packing is done according to the Tape & Reel (TR) method.The mounting type of this telecom circuit is Surface Mount.A 1 circuit is the heart of this  telecom IC .Telecom circuit is possible to increase efficiency by providing 3.13V~3.47V with a higher voltage.Using 0°C~70°C as the operating temperature can result in reliable performance.For designers, telecom product offers a great deal of flexibility by operating on the 3.3V supply voltage.With the ProSLIC? series electronic parts, it can perform similar functions of the telecommunication product	.
SI32170-C-FM1R Features
Available in the 42-VFQFN Exposed Pad package
Operating supply voltage of 3.3V
SI32170-C-FM1R Applications
There are a lot of Silicon Labs SI32170-C-FM1R Telecom applications. 
- Cable modem
- Inverse Multiplexing for ATM (IMA)
- Digital Cross Connect Systems
- Interfaces to E3
- High-Density T1/E1/J1 interfaces for Multiplexers
- LAN Routers
- Central office
- Fiber in the loop (FITL)
- Integrated Access Devices (IADs)
- Cable PC