| Parameters | 
                                                                                                            
                                            | Mount | Surface Mount | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 16-SOIC (0.154, 3.90mm Width) | 
                                                                            
                                            | Number of Pins | 16 | 
                                                                            
                                            | Supplier Device Package | 16-SOIC | 
                                                                            
                                            | Operating Temperature | -40°C~85°C | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Series | 74ACT | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | Type | Multiplexer | 
                                                                            
                                            | Max Operating Temperature | 85°C | 
                                                                            
                                            | Min Operating Temperature | -40°C | 
                                                                            
                                            | Voltage - Supply | 4.5V~5.5V | 
                                                                            
                                            | Base Part Number | 74ACT157 | 
                                                                            
                                            | Number of Outputs | 4 | 
                                                                            
                                            | Operating Supply Voltage | 5V | 
                                                                            
                                            | Circuit | 4 x 2:1 | 
                                                                            
                                            | Max Supply Voltage | 5.5V | 
                                                                            
                                            | Min Supply Voltage | 4.5V | 
                                                                            
                                            | Number of Bits | 4 | 
                                                                            
                                            | Throw Configuration | DPST | 
                                                                            
                                            | Propagation Delay | 7.5 ns | 
                                                                            
                                            | Logic Function | Multiplexer, Mux | 
                                                                            
                                            | Number of Inputs | 8 | 
                                                                            
                                            | Current - Output High, Low | 24mA 24mA | 
                                                                            
                                            | Supply Type | Single | 
                                                                            
                                            | High Level Output Current | 24mA | 
                                                                            
                                            | Low Level Output Current | 24mA | 
                                                                            
                                            | Number of Input Lines | 2 | 
                                                                            
                                            | Voltage Supply Source | Single Supply | 
                                                                            
                                            | Independent Circuits | 1 | 
                                                                            
                                            | Number of Output Lines | 1 | 
                                                                            
                                            | Radiation Hardening | No | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                            
                                            | Lead Free | Lead Free | 
                                                                                                    
                            
                         
                                                74ACT157SCX Overview
In order to save board space, digital switch is located in the 16-SOIC (0.154, 3.90mm Width).Tape & Reel (TR) is the method used for packaging.The method digital switch ic adopts for mounting is Surface Mount.the multiplexers uses an analog IC Multiplexer.By maintaining the operating temperature at -40°C~85°C, turn signal switch will not be affected by external factors.It provides digital controlled switch's superior flexibility for designers to use when it operates with a supply voltage of 4.5V~5.5V.provides digital controlled switch's digital controlled switch'sThe multiplexers can be used for a wide range of applications since they are members of 74ACT series.The base part number is 74ACT157, so you can find its logic switch related parts using that number.There is a supply type of Single employed as part of this supply.With 16 pins, it is configured.The mounting point is Surface Mount.In this signal multiplexer, there are 4 bits that are provided.This turn signal switch has 4 outputs designed for its operation.It is possible to achieve reliable performance of the multiplexers with a voltage supply of 5V.There are 8 inputs provided in this multiplexer.In order to accept voltage levels, the multiplexers have input lines 2 on the board.A signal source has 1 output lines.The maximum operating temperature of 85°C is acceptable for this signal switch.It is recommended that a minimum operating temperature of the multiplexer of -40°C be maintained.The device is specified to operate at a maximum supply voltage of 5.5V in accordance with the applicable device specification.A minimum supply voltage of 4.5V is required to operate the digital swith.
74ACT157SCX Features
Supplied in the 16-SOIC (0.154, 3.90mm Width) package
Adopting a supply type of Single
Operating with the supply voltage of 5V
2 input lines
1 output lines
74ACT157SCX Applications
There are a lot of ON Semiconductor 74ACT157SCX Signal Switches / Multiplexers / Decoders applications. 
- Medical industry
- Implementing boolean functions with multiple variables
- Logic gates for other digital devices
- Enabling different functions units in microprocessor instruction decoding
- Video transmission
- High-performance memory-decoding applications
- Memory chips
- Decimal decoder
- Relay
- Code conversion