Editing amd/am286/r80286-12

{{amd title|R80286-12}}
{{mpu
| name                = R80286-12
| no image            = Yes
| image               = 
| image size          = 
| caption             = 
| designer            = Intel
| manufacturer        = AMD
| model number        = R80286-12
| part number         = 
| part number 1       = 
| part number 2       = 
| part number 3       = 
| market              = Desktop
| first announced     = 1985
| first launched      = 1985
| last order          = 
| last shipment       = 

| family              = Am286
| series              = R80286
| locked              = No
| frequency           = 12.5 MHz
| bus type            = FSB
| bus speed           = 12.5 MHz
| bus rate            = 12.5 MT/s
| clock multiplier    = 1

| microarch           = 80286
| platform            = 
| chipset             = 
| core name           = 
| core family         = 
| core model          = 
| core stepping       = 
| process             = 1.5 µm
| transistors         = 134,000
| technology          = nMOS
| die size            = 73 mm²
| word size           = 16 bit
| core count          = 1
| thread count        = 
| max cpus            = 1
| max memory          = 16 MB
| max memory addr     = 0xFFFFFF

| electrical          = Yes
| power               = 3.15 W
| v core              = 5 V
| v core tolerance    = 5%
| sdp                 = 
| tdp                 = 
| ctdp down           = 
| ctdp down frequency = 
| ctdp up             = 
| ctdp up frequency   = 
| tjunc min           = 
| tjunc max           = 
| tcase min           = 0 °C
| tcase max           = 85 °C

| packaging           = Yes
| package 0           = CLCC-68
| package 0 type      = CLCC
| package 0 pins      = 68
| package 0 pitch     = 1.27 mm
| package 0 width     = 24.13 mm
| package 0 length    = 21.59 mm
| package 0 height    = 2.16 mm
| socket 0            = CLCC-68
| socket 0 type       = CLCC
}}
'''R80286-12''' was an member of [[amd|AMD's]] {{amd|Am286}} family designed by [[Intel]] and manufactured by AMD. This MPU was rated to operate at 12.5 MHz and was packaged in a 68-pin Ceramic Leadless Chip Carrier package. This model was previously named {{\\|C80286-12}}.

== Cache ==
{{main|intel/microarchitectures/80286#Memory_Hierarchy|l1=80286 § Cache}}
{{cache info
|l1 cache=0 KB
|l1 break=1x0 KB
|l1 desc=
|l1 extra=
|l2 cache=0 KB
|l2 break=1x0 KB
}}

== Graphics ==
This chip had no integrated graphics processing unit.

== Features ==
* Protected mode
* Supports FPU coprocessor ({{amd|Am287}})
base frequency	12.5 MHz (0.0125 GHz, 12,500 kHz) +
bus rate	12.5 MT/s (0.0125 GT/s, 12,500 kT/s) +
bus speed	12.5 MHz (0.0125 GHz, 12,500 kHz) +
bus type	FSB +
clock multiplier	1 +
core count	1 +
core voltage	5 V (50 dV, 500 cV, 5,000 mV) +
core voltage tolerance	5% +
designer	Intel +
die area	73 mm² (0.113 in², 0.73 cm², 73,000,000 µm²) +
family	Am286 +
first announced	1985 +
first launched	1985 +
full page name	amd/am286/r80286-12 +
has locked clock multiplier	false +
instance of	microprocessor +
l1$ size	0 KiB (0 B, 0 MiB) +
l2$ size	0 MiB (0 KiB, 0 B, 0 GiB) +
ldate	1985 +
main image	+
main image caption	R80286-12/S, 1988 Week 05 +
manufacturer	AMD +
market segment	Desktop +
max case temperature	358.15 K (85 °C, 185 °F, 644.67 °R) +
max cpu count	1 +
max memory	16 MiB (16,384 KiB, 16,777,216 B, 0.0156 GiB, 1.525879e-5 TiB) +
max memory address	0xFFFFFF +
max storage temperature	423.15 K (150 °C, 302 °F, 761.67 °R) +
microarchitecture	80286 +
min case temperature	273.15 K (0 °C, 32 °F, 491.67 °R) +
min storage temperature	208.15 K (-65 °C, -85 °F, 374.67 °R) +
model number	R80286-12 +
name	R80286-12 +
part number	R80286-12 +
power dissipation	3.15 W (3,150 mW, 0.00422 hp, 0.00315 kW) +
process	1,500 nm (1.5 μm, 0.0015 mm) +
series	R80286 +
smp max ways	1 +
technology	nMOS +
transistor count	134,000 +
word size	16 bit (2 octets, 4 nibbles) +