| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 344-BBGA | 
                                                                            
                                            | Supplier Device Package | 344-PBGA (27x27) | 
                                                                            
                                            | Operating Temperature | -40°C~85°C | 
                                                                            
                                            | Packaging | Tray | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 
                                                                            
                                            | Voltage - Supply | 3V~3.6V | 
                                                                            
                                            | Function | Switch | 
                                                                            
                                            | Number of Circuits | 1 | 
                                                                            
                                            | Current - Supply | 480mA | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                                                    
                            
                         
                                                MT90866AG Overview
Space is saved on the board by using the 344-BBGA package.A Tray-packing method is used to pack telecommunications equipment.Telecommunications equipment is mounted using Surface Mount.An 1-circuit makes up this  telecom IC .When the voltage for 3V~3.6V is provided, improved efficiency can be achieved.Telecom switching is possible to achieve reliable performance when the operating temperature is set at -40°C~85°C.Telecom equipment	 operates wit	h a supply current of 480mA.
MT90866AG Features
Available in the 344-BBGA package
MT90866AG Applications
There are a lot of Microchip Technology MT90866AG Telecom applications. 
- Fiber in the loop (FITL)
- Integrated Multi-Service Access Platforms (IMAPs)
- Inverse Multiplexing for ATM (IMA)
- E1 Multiplexer
- ISDN terminal adapter
- T1 Digital Cross Connects (DSX-1)
- Codec function on telephone switch line cards
- ATM equipment with integrated DS1 interfaces
- T3 channelized access concentrators 
- E3/DS3 Access Equipment