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NEC D7220D


Rating : 8

<1 / 1>from CPU1


The D7220D graphic chip in NMOS technology, was mounted on several DEC stations, including the DEC Rainbow 100, NCR DMV. Fearures : Microprocessor Interface DMA transfer with 8257 or 8237 controllers FIFO Command Buffering Dispaly Memory Interface : Up to 256k words of 16 bits Read-Modify-Write (RMW) Display ;emory cicles in under 800n... (Read the full Tiiip)

8 pts from Al222

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"Description" about NEC D7220D   Review Consensus 8
by Al222 (12798 pt)
2020-Feb-09 10:08
The D7220D graphic chip in NMOS technology, was mounted on several DEC stations, including the DEC Rainbow 100, NCR DMV. Fearures : Microprocessor Interface DMA transfer with 8257 or 8237 control ...
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Read other Tiiips about this object in __Italiano (1)

Function:   Graphic Controller

Year:   1983

strumenti:  

Price 2020 €:   10

Last update:   2016-02-16 15:58:44

Frequency:  

Brand:   NEC

Package:   DIP 40 pin

 
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