| Parameters | 
                                                                                                            
                                            | Direction | Bidirectional | 
                                                                            
                                            | Output Characteristics | 3-STATE | 
                                                                            
                                            | Output Polarity | TRUE | 
                                                                            
                                            | Logic IC Type | PARALLEL IN PARALLEL OUT | 
                                                                            
                                            | Max I(ol) | 0.024 A | 
                                                                            
                                            | Prop. Delay@Nom-Sup | 39 ns | 
                                                                            
                                            | Trigger Type | POSITIVE EDGE | 
                                                                            
                                            | Schmitt Trigger | No | 
                                                                            
                                            | Power Supply Current-Max (ICC) | 53mA | 
                                                                            
                                            | Height | 5.08mm | 
                                                                            
                                            | Length | 24.2mm | 
                                                                            
                                            | Width | 6.92mm | 
                                                                            
                                            | Thickness | 4.57mm | 
                                                                            
                                            | Radiation Hardening | No | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                            
                                            | Lead Free | Contains Lead | 
                                                                            
                                            | Lifecycle Status | ACTIVE (Last Updated: 3 days ago) | 
                                                                            
                                            | Mount | Through Hole | 
                                                                            
                                            | Package / Case | CDIP | 
                                                                            
                                            | Number of Pins | 20 | 
                                                                            
                                            | Number of Terminations | 20 | 
                                                                            
                                            | ECCN Code | EAR99 | 
                                                                            
                                            | Max Operating Temperature | 125°C | 
                                                                            
                                            | Min Operating Temperature | -55°C | 
                                                                            
                                            | Additional Feature | HOLD MODE | 
                                                                            
                                            | Packing Method | TUBE | 
                                                                            
                                            | Technology | TTL | 
                                                                            
                                            | Terminal Position | DUAL | 
                                                                            
                                            | Number of Functions | 1 | 
                                                                            
                                            | Supply Voltage | 5V | 
                                                                            
                                            | Terminal Pitch | 2.54mm | 
                                                                            
                                            | Pin Count | 20 | 
                                                                            
                                            | Output Type | TTL | 
                                                                            
                                            | Operating Supply Voltage | 5V | 
                                                                            
                                            | Number of Elements | 1 | 
                                                                            
                                            | Power Supplies | 5V | 
                                                                            
                                            | Temperature Grade | MILITARY | 
                                                                            
                                            | Max Supply Voltage | 5.5V | 
                                                                            
                                            | Min Supply Voltage | 4.5V | 
                                                                            
                                            | Number of Bits | 8 | 
                                                                            
                                            | Propagation Delay | 40 ns | 
                                                                            
                                            | Family | LS | 
                                                                            
                                            | Logic Function | Shift Register | 
                                                                                                    
                            
                         
                                                SN54LS299J Overview
The device is embedded in CDIP package. 20 is the number of terminations on the chip. Voltage rating of the part is 5V. There are 1 elements on this part. The device is equipped with 20 pins. The recommended mounting method is Through Hole. An electronic component is included in the LS. A range of 5V is noted as the operating supply voltage of this chip. Additionally, please note the following: HOLD MODE. Devices with voltage delivery capabilities of 5V are available. A total of 8 bits are present on the IC chip. In total, there are 20 pins on it. The product should be used at temperatures below 125°C. Operation of this device requires a value greater than -55°C. It is used under the 5.5V supply voltage. A voltage higher than 4.5V is used as a supply voltage. The part is packaged in the way of TUBE. 
SN54LS299J Features
With 20 pins
Operate supply voltage at 5V
It supplies 5V power
Packing Method : TUBE
SN54LS299J Applications
There are a lot of Texas Instruments SN54LS299J Shift Registers applications. 
- Parallel to serial converter
- Pseudo Random Pattern Generator
- 8-bit data storage
- Counter
- ROM Chips
- Serial-to-parallel data conversion
- data transfer
- Delay Line
- Output expansion
- Serial to parallel converter