| Model | 
Manufacturers | 
lot number | 
encapsulation | 
illustrate | 
		
| SN54S283 | 
TI | 
07+ | 
DIP | 
4-position binary full adder with fast carry | 
		
| SN54LS283-SP | 
TI | 
07+ | 
DIP | 
4-position binary full adder with fast carry | 
		
| SN54LS283 | 
TI | 
07+ | 
DIP | 
4-position binary full adder with fast carry | 
		
| SN54F283 | 
TI | 
07+ | 
DIP | 
4-position binary full adder with fast carry function | 
		
| CD74HCT283 | 
TI | 
06+ | 
DIP | 
High-speed CMOS logic 4-bit binary full adder with fast carrying | 
		
| CD74HC283 | 
TI | 
09+ | 
DIP | 
High-speed CMOS logic 4-bit binary full adder with fast carrying | 
		
| CD74ACT283 | 
TI | 
09+ | 
DIP | 
4-position binary full adder with fast carry | 
		
| CD74AC283 | 
TI | 
10+ | 
DIP | 
4-position binary full adder with fast carry | 
		
| CD54HCT283 | 
TI | 
06+ | 
SMD DIP | 
High-speed CMOS logic 4-bit binary full adder with fast carrying | 
		
| CD54HC283 | 
TI | 
06+ | 
DIP | 
High-speed CMOS logic 4-bit binary full adder with fast rounding | 
		
| CD54ACT283 | 
TI | 
07+ | 
SMD DIP | 
4-position binary full adder with fast carry | 
		
| CD54AC283 | 
TI | 
09+ | 
DIP | 
4-position binary full adder with fast carry | 
		
| SN74LS348 | 
TI | 
10+ | 
DIP | 
8-line to 3-route priority encoder | 
		
| SN74LS148 | 
TI | 
10+ | 
DIP | 
8-line to 3-line priority encoder | 
		
| SN74HC148 | 
TI | 
10+ | 
DIP | 
8-line to 3-route priority encoder | 
		
| SN54LS148 | 
TI | 
07+ | 
DIP SMD | 
10 line to 4 line and 8 line to 3 line priority encoders | 
		
| SN54HC148 | 
TI | 
09+ | 
DIP  SMD | 
8-line to 3-route priority encoder | 
		
| CD74HCT147 | 
TI | 
06+ | 
DIP | 
High-speed CMOS logic 10 to 4-wire priority encoders | 
		
| CD74HC147 | 
TI | 
10+ | 
DIP | 
High-speed CMOS logic 10 to 4-wire priority encoders | 
		
| CD54HC147 | 
TI | 
06+ | 
DIP | 
High-speed CMOS logic 10 to 4-wire priority encoders |