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Am486DE2-66 - AMD
< amd‎ | am486

Edit Values
Am486DE2-66V8T
AMD 486DE2 66.jpg
Am486DE2-66V8THC
General Info
DesignerAMD
ManufacturerAMD
Model NumberAm486DE2-66V8T
Part NumberAm486DE2-66V8THC, Am486DE2-66V8TGC
MarketEmbedded
Introduction1996 (launched)
General Specs
FamilyAm486
SeriesAm486DE2
Frequency66 MHz
Bus typeFSB
Bus speed33 MHz
Clock multiplier2
Microarchitecture
Microarchitecture80486
Core Name486DE2
Process500 nm
Transistors1,200,000
TechnologyCMOS
Word Size32 bit
Cores1
Max CPUs1 (Uniprocessor)
Max Memory4 GiB
Electrical
Vcore3.3 V ± 0.3 V
OP Temperature0 °C – 85 °C

Am486DE2-66V8T was an 80486-compatible microprocessor introduced by AMD in 1993. This processor had a clock multiplier of 2 having base frequency of 66 MHz with a bus frequency of 33 MHz. This model is identical to the Am486DX2-66V8T except for the fact that it was geared toward the embedded market from a company-support standpoint.

Cache[edit]

Main article: 80486 § Cache
Cache Info [Edit Values]
L1$ 8 KiB
0.00781 MiB
8,192 B
7.629395e-6 GiB
1x8 KiB 4-way set associative (unified, write-through policy)

Graphics[edit]

This chip had no integrated graphics processing unit.

Packaging[edit]

Part Package Type Temperature Range
Am486DE2-66V8THC SQFP-208 Commercial 0 °C to 85 °C
Am486DE2-66V8TGC CPGA-168 Commercial 0 °C to 85 °C

Documents[edit]

See also[edit]

Facts about "Am486DE2-66 - AMD"
base frequency66 MHz (0.066 GHz, 66,000 kHz) +
bus speed33 MHz (0.033 GHz, 33,000 kHz) +
bus typeFSB +
clock multiplier2 +
core count1 +
core name486DE2 +
core voltage3.3 V (33 dV, 330 cV, 3,300 mV) +
core voltage tolerance0.3 V +
designerAMD +
familyAm486 +
first launched1996 +
full page nameamd/am486/am486de2-66v8t +
instance ofmicroprocessor +
l1$ description4-way set associative +
l1$ size0.00781 MiB (8 KiB, 8,192 B, 7.629395e-6 GiB) +
ldate1996 +
main imageFile:AMD 486DE2 66.jpg +
main image captionAm486DE2-66V8THC +
manufacturerAMD +
market segmentEmbedded +
max cpu count1 +
max memory4,096 MiB (4,194,304 KiB, 4,294,967,296 B, 4 GiB, 0.00391 TiB) +
max operating temperature85 °C +
microarchitecture80486 +
min operating temperature0 °C +
model numberAm486DE2-66V8T +
nameAm486DE2-66V8T +
part numberAm486DE2-66V8THC + and Am486DE2-66V8TGC +
process500 nm (0.5 μm, 5.0e-4 mm) +
seriesAm486DE2 +
technologyCMOS +
transistor count1,200,000 +
word size32 bit (4 octets, 8 nibbles) +