Intel 486 A80486DX4-100 SK051

Type    CPU / Microprocessor
Family    Intel 80486
CPU part number    A80486DX4-100
(SK050, SK051, SK096, SK851, SX877, SX900, SX908)
Frequency (MHz)       100
Bus speed (MHz)       33
Clock multiplier       3
Package    168-pin Pin Grid Array
1.75″ x 1.75″ (4.45 cm x 4.45 cm)
Introduction date    7-Mar-94

Architecture / Microarchitecture
Manufacturing process    0.6 micron
1.6 million transistors
Data width    32 bit
Floating Point Unit    Integrated
Level 1 cache size
16 KB 4-way set associative unified code and data cache
Physical memory (GB)    4
Virtual memory (TB)    64
Low power features

Stop Clock state
Stop Grant state  ?
Stop Clock Snoop state
Auto Halt state
Auto Idle Power Down mode
Upgrade Power Down mode

On-chip peripherals    Memory management unit

Electrical/Thermal parameters
V core (V)
3.3 ± 0.3
Minimum/Maximum operating temperature (°C)
0 – 85
Minimum/Typical/Maximum power dissipation (W)
0.33 (Stop Grant mode) / 3.55 / 5.22