| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 6 Weeks | 
                                                                            
                                            | Mounting Type | Through Hole | 
                                                                            
                                            | Package / Case | 16-DIP (0.300, 7.62mm) | 
                                                                            
                                            | Operating Temperature | 0°C~70°C | 
                                                                            
                                            | Packaging | Tube | 
                                                                            
                                            | Series | 74LS | 
                                                                            
                                            | Part Status | Active | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
                                                                            
                                            | Voltage - Supply | 4.75V~5.25V | 
                                                                            
                                            | Base Part Number | 74LS221 | 
                                                                            
                                            | Propagation Delay | 45ns | 
                                                                            
                                            | Current - Output High, Low | 400μA 8mA | 
                                                                            
                                            | Logic Type | Monostable | 
                                                                            
                                            | Independent Circuits | 2 | 
                                                                            
                                            | Schmitt Trigger Input | No | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                                                    
                            
                         
                                                SN74LS221NG4 Overview
Multivibrator is packaged in 16-DIP (0.300, 7.62mm) case.In case of Tube, the equipment should be packed.Through Hole mounting is recommended.There is a Monostable included in the logic type of the part.Multivibrator is supplied votage wMultivibratorhin 4.75V~5.25V.A 74LS series component includes this electrical component.Multivibrator is crMultivibratorical that this part's minimum operating temperature does not reach 0°C~70°C.There is a small current output of 400μA 8mA while there is a large voltage output from 400μA 8mA.This component has been designed based on the 74LS221 family of components.
SN74LS221NG4 Features
in 16-DIP (0.300, 7.62mm) package
Mounting Type: Through Hole
Logic Type: Monostable
Operating Temperature: 74LS
based on 74LS221
SN74LS221NG4 Applications
There are a lot of Texas Instruments SN74LS221NG4  applications of multivibrators. 
- Desktop PCs or Notebook PCs
- Astable multivibrator
- Mobile Internet Devices
- AV Receivers
- Digital Video Cameras (DVC)
- Time-delay applications
- Embedded PCs
- Envelope detection
- Digital Radio and Internet Radio Players
- Pulse shaping