| Parameters | 
                                
                                                                                                            
                                            | Output Enable | 
                                            YES | 
                                        
                                                                            
                                            | Expansion Type | 
                                            Width | 
                                        
                                                                            
                                            | Cycle Time | 
                                            40 ns | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            2.79mm | 
                                        
                                                                            
                                            | Length | 
                                            18.415mm | 
                                        
                                                                            
                                            | Width | 
                                            7.5mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            56-BSSOP (0.295, 7.50mm Width) | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            0°C~70°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            74ACT | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e4 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            yes | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1 (Unlimited) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            56 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            NICKEL PALLADIUM GOLD | 
                                        
                                                                            
                                            | Technology | 
                                            CMOS | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            4.5V~5.5V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            DUAL | 
                                        
                                                                            
                                            | Terminal Form | 
                                            GULL WING | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            260 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            5V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.635mm | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            R-PDSO-G56 | 
                                        
                                                                            
                                            | Function | 
                                            Synchronous | 
                                        
                                                                            
                                            | Current - Supply (Max) | 
                                            400μA | 
                                        
                                                                            
                                            | Qualification Status | 
                                            COMMERCIAL | 
                                        
                                                                            
                                            | Supply Voltage-Max (Vsup) | 
                                            5.5V | 
                                        
                                                                            
                                            | Supply Voltage-Min (Vsup) | 
                                            4.5V | 
                                        
                                                                            
                                            | Memory Size | 
                                            1.125K 64 x 18 | 
                                        
                                                                            
                                            | Access Time | 
                                            20ns | 
                                        
                                                                            
                                            | Data Rate | 
                                            25MHz | 
                                        
                                                                            
                                            | Organization | 
                                            64X18 | 
                                        
                                                                            
                                            | Memory Width | 
                                            18 | 
                                        
                                                                            
                                            | Memory Density | 
                                            1152 bit | 
                                        
                                                                            
                                            | Parallel/Serial | 
                                            PARALLEL | 
                                        
                                                                            
                                            | Bus Directional | 
                                            Uni-Directional | 
                                        
                                                                            
                                            | Retransmit Capability | 
                                            No | 
                                        
                                                                            
                                            | Programmable Flags Support | 
                                            Yes | 
                                        
                                                                                                    
                            
                         
                                                SN74ACT7813-40DLR Overview
56-BSSOP (0.295, 7.50mm Width)  is the package in which FIFO memory chip is contained.It's packaged in the shape of a Tape & Reel (TR) .A memory of 1.125K 64 x 18 is available for storing applications and data on this FIFO chip.Keeping the temperature at 0°C~70°C will ensure reliable operation.Surface Mount is the mounting type of the FIFO memory.A voltage supply of 4.5V~5.5V is needed to operate it.The memory logic belongs to the series 74ACT .There is a maximum operating current of 400μA in memory IC's supply.It is possible to achieve high efficiency with a supply voltage of 5V .FIFO means contains 56  terminations.The FIFO memory IC's maximum supply voltage is set to 5.5V .For normal operation, keep the supply voltage (Vsup) above 4.5V .
SN74ACT7813-40DLR Features
1.125K 64 x 18 memory size
74ACT series
SN74ACT7813-40DLR Applications
There are a lot of Rochester Electronics, LLC SN74ACT7813-40DLR  FIFOs Memory applications. 
- Cardiac Monitoring Device
 - Consumer Systems
 - Switches
 - Multimedia
 - SPD for DDR3 Memory Modules
 - Application that requires re-writable nonvolatile parameter memory
 - Analog-to-digital converters
 - Communications
 - Down-Hole Energy Drilling
 - Consumer