| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 128-LQFP | 
                                                                            
                                            | Supplier Device Package | 128-TQFP (14x20) | 
                                                                            
                                            | Operating Temperature | 0°C~70°C | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Series | 7200 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 
                                                                            
                                            | Voltage - Supply | 4.5V~5.5V | 
                                                                            
                                            | Base Part Number | 723644 | 
                                                                            
                                            | Function | Synchronous | 
                                                                            
                                            | Current - Supply (Max) | 400mA | 
                                                                            
                                            | Memory Size | 72k 1k x 36 x 2 | 
                                                                            
                                            | Access Time | 10ns | 
                                                                            
                                            | Data Rate | 66.7MHz | 
                                                                            
                                            | Bus Directional | Bi-Directional | 
                                                                            
                                            | Retransmit Capability | No | 
                                                                            
                                            | FWFT Support | Yes | 
                                                                            
                                            | Programmable Flags Support | Yes | 
                                                                            
                                            | Expansion Type | Width | 
                                                                            
                                            | RoHS Status | Non-RoHS Compliant | 
                                                                                                    
                            
                         
                                                723644L15PF8 Overview
The 128-LQFP package contains FIFO memory chip.There's a Tape & Reel (TR) on the package.There is a memory of 72k 1k x 36 x 2 on the FIFO chip that can be used to store applications and data.Reliable operation requires a temperature of 0°C~70°C .The mounting type of the FIFO memory is Surface Mount .For operation, a voltage of 4.5V~5.5V is used.The 7200 series includes this memory logic.A FIFO's maximum operating supply current of 400mA is available.Memory IC belongs to the 723644  family.
723644L15PF8 Features
72k 1k x 36 x 2 memory size
7200 series
Best part number of 723644
723644L15PF8 Applications
There are a lot of Renesas Electronics America Inc. 723644L15PF8  FIFOs Memory applications. 
- Video
- Multi-stage synchronizer
- PC peripheral
- Queues for communication systems
- Extended product-change notification
- Event Recorder
- Thermal Management for DDR3 Memory Modules 
- Product traceability
- MP3 Interface for Automobile
- Switches