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UPD421 Datasheet, NEC

UPD421 ram equivalent, 8k bit static ram.

UPD421 Avg. rating / M : 1.0 rating-16

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UPD421 Datasheet

Features and benefits

include a power down mode controlled by the chip select input for an 80% power saving. FEATURES
* 1024x8-bitOrganization
* Very Fast Access Time: 150/200/250/30.

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UPD421 Page 1 UPD421 Page 2 UPD421 Page 3

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