| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 208-BGA | 
                                                                            
                                            | Operating Temperature | 0°C~70°C | 
                                                                            
                                            | Packaging | Tray | 
                                                                            
                                            | Series | 72T | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 
                                                                            
                                            | Voltage - Supply | 2.375V~2.625V | 
                                                                            
                                            | Base Part Number | 72T3645 | 
                                                                            
                                            | Function | Asynchronous, Synchronous | 
                                                                            
                                            | Current - Supply (Max) | 70mA | 
                                                                            
                                            | Memory Size | 36K 1K x 36 | 
                                                                            
                                            | Access Time | 8ns, 3.4ns | 
                                                                            
                                            | Data Rate | 100MHz, 225MHz | 
                                                                            
                                            | Bus Directional | Uni-Directional | 
                                                                            
                                            | FWFT Support | Yes | 
                                                                            
                                            | Expansion Type | Depth, Width | 
                                                                                                    
                            
                         
                                                72T3645L4-4BBG Overview
You can find FIFO memory chip in package 208-BGA .In this case, it is packaged in case number Tray .Data and applications can be stored in the FIFO chip's 36K 1K x 36 memory.Reliable operation requires a temperature of 0°C~70°C .Surface Mount is the mounting type of the FIFO memory.Operation is based on a supply voltage of 2.375V~2.625V .It is a component from the 72T  series.There is a maximum operating current of 70mA in memory IC's supply.The 72T3645 family of integers consists of this type.
72T3645L4-4BBG Features
36K 1K x 36 memory size
72T series
Best part number of 72T3645
72T3645L4-4BBG Applications
There are a lot of Renesas Electronics America Inc. 72T3645L4-4BBG  FIFOs Memory applications. 
- Queues for communication systems
- Consumer
- Medical Monitoring Device
- Communications
- Analog-to-digital converters
- Event Recorder
- Computer Systems
- IP Camera Buffer
- Data-acquisition systems
- Transistors