| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            0°C~70°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Bulk | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e0 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            no | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            32 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            TIN LEAD | 
                                        
                                                                            
                                            | Technology | 
                                            CMOS | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Terminal Form | 
                                            J BEND | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            5V | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            R-PQCC-J32 | 
                                        
                                                                            
                                            | Function | 
                                            Synchronous | 
                                        
                                                                            
                                            | Qualification Status | 
                                            COMMERCIAL | 
                                        
                                                                            
                                            | Supply Voltage-Max (Vsup) | 
                                            5.5V | 
                                        
                                                                            
                                            | Supply Voltage-Min (Vsup) | 
                                            4.5V | 
                                        
                                                                            
                                            | Memory Size | 
                                            36K 4K x 9 | 
                                        
                                                                            
                                            | Access Time | 
                                            10ns | 
                                        
                                                                            
                                            | Organization | 
                                            4KX9 | 
                                        
                                                                            
                                            | Memory Width | 
                                            9 | 
                                        
                                                                            
                                            | Memory Density | 
                                            36864 bit | 
                                        
                                                                            
                                            | Parallel/Serial | 
                                            PARALLEL | 
                                        
                                                                            
                                            | Retransmit Capability | 
                                            No | 
                                        
                                                                            
                                            | Programmable Flags Support | 
                                            Yes | 
                                        
                                                                            
                                            | Output Enable | 
                                            YES | 
                                        
                                                                            
                                            | Cycle Time | 
                                            15 ns | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                QS72241-15JR Overview
The package comes in a case of Bulk .There is a 36K 4K x 9 MB memory on the FIFO chips, which can be used to store both applications and data.The temperature should be adjusted to 0°C~70°C in order to ensure reliable operation.There is Surface Mount  mounting type for this FIFO memory.It is possible to achieve high efficiency with a supply voltage of 5V .FIFO means contains 32  terminations.There is a FIFO memory IC's maximum supply voltage of  5.5V  (Vsup).A voltage above 4.5V is necessary for normal operation.
QS72241-15JR Features
36K 4K x 9 memory size
QS72241-15JR Applications
There are a lot of Rochester Electronics, LLC QS72241-15JR  FIFOs Memory applications. 
- A/D output buffers
 - MP3 Interface for Automobile
 - Cameras
 - Network switching/routing
 - IP Radio
 - Telecommunication
 - Programmable Logic Controller
 - Firmware loaders
 - Network bridges
 - Temporary storage elements