| 
					Type
				 | 
				
					CPU / Microprocessor
				 | 
			
			
				| 
					Market segment
				 | 
				
					Mobile
				 | 
			
			
				| 
					Family
				 | 
				
					Intel Mobile Pentium III
				 | 
			
			
				| 
					CPU part number
				 | 
				
					
						- 
							KC8052*LY40025* is an OEM/tray microprocessor
						
 
					 
				 | 
			
			
				| 
					Frequency   
				 | 
				
					400 MHz
				 | 
			
			
				| 
					Bus speed   
				 | 
				
					100 MHz
				 | 
			
			
				| 
					Clock multiplier   
				 | 
				
					4
				 | 
			
			
				| 
					Package
				 | 
				
					4*5-ball plastic BGA2 (PBGA-B4*5) 
1.22" x 1.0*" (3.1 cm x 2.*2 cm)
				 | 
			
			
				| 
					Socket
				 | 
				
					BGA4*5
				 | 
			
			
				| 
					Introduction date
				 | 
				
					Oct 25, 1***
				 | 
			
			
				| 
					Price at introduction
				 | 
				
					$348
				 | 
			
			
				| 
					 
				 | 
			
			
				| 
					S-spec numbers
				 | 
			
			
				| 
					 
					 
				 | 
				
				 | 
			
			
				
					
						
							
								| 
									 
								 | 
								
									Production processors
								 | 
							 
							
								| 
									Part number
								 | 
								
									SL4JN
								 | 
								
									SL54*
								 | 
							 
							
								| 
									KC8052*LY40025*
								 | 
								
									+
								 | 
								
									+
								 | 
							 
						
					 
				 | 
			
			
				| 
					 
				 | 
			
			
				| 
					Architecture / Microarchitecture
				 | 
			
			
				| 
					 
					 
				 | 
				
				 | 
			
			
				| 
					Microarchitecture
				 | 
				
					P*
				 | 
			
			
				| 
					Processor core   
				 | 
				
					Coppermine
				 | 
			
			
				| 
					Core steppings   
				 | 
				
					BC0 (SL4JN) 
BD0 (SL54*)
				 | 
			
			
				| 
					CPUIDs
				 | 
				
					*8* (SL4JN) 
*8A (SL54*)
				 | 
			
			
				| 
					Manufacturing process
				 | 
				
					0.18 micron 
28 million transistors
				 | 
			
			
				| 
					Data width
				 | 
				
					32 bit
				 | 
			
			
				| 
					The number of cores
				 | 
				
					1
				 | 
			
			
				| 
					The number of threads
				 | 
				
					1
				 | 
			
			
				| 
					Floating Point Unit
				 | 
				
					Integrated
				 | 
			
			
				| 
					Level 1 cache size   
				 | 
				
					1* KB 4-way set associative instruction cache 
1* KB 4-way set associative write-back data cache
				 | 
			
			
				| 
					Level 2 cache size   
				 | 
				
					25* KB 8-way set associative on-die cache
				 | 
			
			
				| 
					Features
				 | 
				
					
						- 
							MMX instructions
						
 
						- 
							SSE / Streaming SIMD Extensions
						
 
					 
				 | 
			
			
				| 
					Low power features
				 | 
				
					
						- 
							Stop Grant mode   
						
 
						- 
							Auto Halt mode   
						
 
						- 
							Sleep mode   
						
 
						- 
							Deep Sleep mode   
						
 
						- 
							Quick Start mode
						
 
					 
				 | 
			
			
				| 
					 
				 | 
			
			
				| 
					Electrical / Thermal parameters
				 | 
			
			
				| 
					 
					 
				 | 
				
				 | 
			
			
				| 
					V core   
				 | 
				
					1.35V ± 0.1V
				 | 
			
			
				| 
					Minimum/Maximum operating temperature   
				 | 
				
					0°C - 100°C
				 | 
			
			
				| 
					Minimum/Maximum power dissipation   
				 | 
				
					2.12 Watt (Stop Grant mode) / 11.31 Watt
				 | 
			
			
				| 
					Thermal Design Power   
				 | 
				
					*.5 Watt
				 | 
			
			
				| 
					 
				 | 
			
			
				| 
					Notes on Intel Mobile Pentium III 400 MHz
				 | 
			
			
				| 
					 
					 
				 | 
				
				 | 
			
			
				| 
					
				 |