| Parameters | 
                                                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Package / Case | BGA | 
                                                                            
                                            | Number of Pins | 208 | 
                                                                            
                                            | JESD-609 Code | e0 | 
                                                                            
                                            | Pbfree Code | no | 
                                                                            
                                            | Number of Terminations | 208 | 
                                                                            
                                            | Terminal Finish | TIN LEAD | 
                                                                            
                                            | Max Operating Temperature | 85°C | 
                                                                            
                                            | Min Operating Temperature | -40°C | 
                                                                            
                                            | Applications | ATM;SDH;SONET | 
                                                                            
                                            | HTS Code | 8542.39.00.01 | 
                                                                            
                                            | Subcategory | Digital Transmission Interfaces | 
                                                                            
                                            | Technology | CMOS | 
                                                                            
                                            | Terminal Position | BOTTOM | 
                                                                            
                                            | Terminal Form | BALL | 
                                                                            
                                            | Peak Reflow Temperature (Cel) | NOT SPECIFIED | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Supply Voltage | 3.3V | 
                                                                            
                                            | Terminal Pitch | 1mm | 
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 
                                                                            
                                            | Pin Count | 208 | 
                                                                            
                                            | Qualification Status | Not Qualified | 
                                                                            
                                            | Power Supplies | 3.3V | 
                                                                            
                                            | Temperature Grade | INDUSTRIAL | 
                                                                            
                                            | Telecom IC Type | ATM/SONET/SDH NETWORK INTERFACE | 
                                                                            
                                            | Height Seated (Max) | 1.7mm | 
                                                                            
                                            | Length | 17mm | 
                                                                            
                                            | Width | 17mm | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                                                    
                            
                         
                                                XRT79L71IB Overview
A BGA package saves space on a board.Surface Mount is the way telecom switching is mounted.Telecom switching configuration contains 208 terminations.3.3V is its supply voltage.The 208 pins on this interface are used for telecom.ATM/SONET/SDH NETWORK INTERFACE is the type of IC it uses for telecom.The subcategory of Digital Transmission Interfaces includes telecommunications device	.As a precaution, the temperature is set at a minimum value of -40°C in order to ensure normal operation.Ensure normal operation by setting the temperature to the maximum value of 85°C.When designing, telecommunications device	 utili1es 1 functions.Pins on the 208 telecom product are designed for its configuration.
XRT79L71IB Features
Available in the BGA package
ATM/SONET/SDH NETWORK INTERFACE as telecom IC type
XRT79L71IB Applications
There are a lot of Exar Corporation XRT79L71IB Telecom applications. 
- Fiber
- Integrated Access Devices
- LAN Routers
- Digital Cross Connect Systems
- Fiber to the Home (FTTH)
- T1 Rates PCM Line Interface
- Interfaces to E3
- PBX interfaces
- BITS Timing
- Inverse Multiplexing for ATM (IMA) Wireless Base Stations