Motorola 6820

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The Motorola 6820  (P/N 156-0427-00) is a "Peripheral Interface Adapter (PIA)" monolithic integrated circuit is an I/O port controller for the Motorola 6800 family of microprocessors.

The Motorola 6821 is an updated version with slightly different specs.

Used in

Some instruments using part Motorola 6820

Instrument Manufacturer Class Model Description Introduced
021-0206-00 Tektronix Interface 021-0206-00 GPIB Interface for P7001 (?)
7A16P Tektronix Plug-in 7A16P 150/200 MHz vertical amplifier 1978
7B81P Tektronix Plug-in 7B81P programmable timebase (?)
7B90P Tektronix Plug-in 7B90P 400 MHz programmable timebase 1978

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