NEO-BUF: Difference between revisions
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Setting it low makes the output hi-Z. This chip is extensively used in the NeoGeo CD to switch in between [[DRAM]]s (both output buses are tied together to a common one, and go to the [[NEO-GRC]] or [[NEO-GRZ]] chips). | Setting it low makes the output hi-Z. This chip is extensively used in the NeoGeo CD to switch in between [[DRAM]]s (both output buses are tied together to a common one, and go to the [[NEO-GRC]] or [[NEO-GRZ]] chips). | ||
[[ | [[Category:Chips]] | ||
Revision as of 08:18, 7 February 2011
Dual 8 bit bus switch.
Putting the CTRL lines high make the corresponding bus pass through the chip. Setting it low makes the output hi-Z. This chip is extensively used in the NeoGeo CD to switch in between DRAMs (both output buses are tied together to a common one, and go to the NEO-GRC or NEO-GRZ chips).