Intel 8284

The 8284A on a mainboard

Pinout 8284

The Intel 8284 is an oscillator chip, which was developed primarily for the Intel-8086/8087/8088/8089-processors. The component comes in 18-pin DIL package. It was licensed i.e. to NEC and Siemens.

It has a clock generator and an additional logic for READY/RESET-control. It is used since the first PC (IBM PC and IBM PC XT).

The Intel 8284 and I8284 (industrial grade) version was available for USD $4.90 and USD $13.50 in quantities of 100 respectively.^[1] ^[2]

Literature and datasheets

Datasheet (Intel): Intel 8284A/8284A-1 Clock Generator and Driver for 8086, 8088 Microprocessors.
NEC Electronics (Europe) GmbH, 1982 Catalog, p. 707–721 (µPB8284 Clock Generator and Driver for 8086/8088 Microprocessors).

References

↑ The 8086 Family: Concepts and realities, Intel Preview Special Issue: 16-Bit Solutions, Intel Corporation, May/June 1980, page 19
↑ 8086 Available for industrial environment, Intel Preview Special Issue: 16-Bit Solutions, Intel Corporation, May/June 1980, page 29

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