MSM514252A type equivalent, dram / fast page mode type.
* Single power supply of 5 V ± 10% with a built-in VBB generator
* All inputs and outputs: TTL compatible
* Multiport organization RAM port: 256K word ¥ 4 bit.
The MSM514252A is an 1-Mbit CMOS multiport DRAM composed of a 262,144-word by 4-bit dynamic RAM, and a 512-word by 4-bit static serial access memory, SAM port. The RAM port and SAM port operate independently and asynchronously. The MSM514252A support.
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