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Last update: 25 October 2004

IC number:80286
IC function:16-bit microprocessor
Related components:8088 (predecessor), 80386SX, 80386DX, 80486SX, 80486DX, (successors), 80287 (co-processor)

Component documentation
IC numberManufacturerDocumentation
i80286 (80286)IntelNot available
SAB80286SiemensNot available

Component versions
IC numberPackageSpeedCBM part numberCBM part description
80286-868-pin PGA 11 × 118 MHz380282-01IC, 80286, Pin Grid, 8 MHz
80286-868-pin LCC8 MHz380282-02IC, 80286, LCC, 8 MHz
SAB80286-N68-pin PLCC8 MHz
80286-12, SAB80286-12-N, SAB80286-12-N/S68-pin PLCC12 MHz390300-0480286 12 MHz processor
80286-1616 MHz390300-05CPU 80286 16 MHz
80286-1616 MHz390300-15IC 80286 microprocessor 16 MHz
80286-2020 MHz390300-16IC 80286 microprocessor 20 MHz

Positions
DevicePositionPackageSpeed
A2286 main boardU1LCC8 MHz
PGA
PLCC
PC30-III board rev. 1U301PLCC12 MHz
PC30-III board rev. 8U301PLCC12 MHz
PC40-III
SL286/SL386SX CPU card DB2U10316 MHz
20 MHz
U103 (not installed)

PLCC, PGA, LCC packages pinout
PinTypeNameSignal name
A2286PC30-III, PC40-IIISL286 CPU card
1OutputBHE_BHE_NBHE`NBHE
2..3N/CNCunused
4OutputS1_S1_S1`D_NC_NS1
5OutputS0_S0_S0`W_NR_NS0
6OutputPEACK_connected to pin 36 of 80287
7..8OutputA23..A22A23..A22ADDR23..ADDR22A23..A22
9PowerVSSGND
10OutputA21A21ADDR21A21
11OutputA20CPUA20connected to pin 37 of FE3020A20
12..28OutputA29..A3A19..A3ADDR19..ADDR3A19..A3
29InputRESETCPURSTRESCPU
30PowerVCC+5VVCC
31InputCLKCPUCLK286CLK
32..33OutputA2..A1A2..A1ADDR2..ADDR1A2..A1
34OutputA0A0ADDR0NBLE_A0
35PowerVSSGND
36..51I/OD0,D8..D7,D15D0,D8..D7,D15DATA0,DATA8..DATA7,DATA15D0,D8..D7..D15
52InputCAPconnected to C100connected to C301connected to C101
53InputERROR_+5V via RN1VCC via RP303NERRORCPU_PU
54InputBUSY_NPBUSY_NNPBUSY`NBUSYCPU
55..56N/CNCunused
57InputINTRINTRQINTR
58N/CNCunused
59InputNMINMINNMI via U206NMI
60PowerVSSGND
61InputPEREQconnected to pin 24 of 80287
62PowerVCC+5VVCC
63InputREADY_READY_NREADY`NRDY0320
64InputHOLDHOLDRQHRQ
65OutputHLDAHLDAHOLDAHLDA
66OutputCOD/INTA_connected to pin 3 of 80287unused
67OutputM/IO_M/IOMNIOM_NIO
68OutputLOCK_LOCK_ via U8unused

Copyright © 2003-2004 Ronald van Dijk - All rights reserved