FLASH 23C1000

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Adapter board to use a flash chip for the system rom in a NEC PC-8300.

PCB

https://oshpark.com/shared_projects/Bx4J3uAW

Mask rom data sheet

File:UPD23C1000A.pdf

Flash chip SST39SF010, PLCC32 and TSOP32 8x14mm

https://www.digikey.com/short/z88hb8

Flash chip GLS29EE010, PLCC32 and TSOP32 8x20mm

https://mou.sr/39tR5zu