256kb intel system on a chip

{"cid":"91219512","title":"AT28HC256-90DM\/883 IC EEPROM 256KBIT PAR 28CERDIP Microchip Technology","imgUrl":"https:\/\/img.chinax.com\/nimg\/29\/ff\/2fa91465235c09559dff20f1e675-200x200-1.jpg","attrs":{"Price":"Based on current price","Brand Name":"Microchip Technology","Model Number":"AT28HC256-90DM\/883","Minimum Order Quantity":"1","Delivery Time":"3-5 work days","Payment Terms":"T\/T","Supply Ability":"In stock","Packaging Details":"anti-static bag & cardboard box","Memory Type":"Non-Volatile","Memory Format":"EEPROM","Technology":"EEPROM","Memory Size":"256Kbit","Memory Organization":"32K x 8","Memory Interface":"Parallel","Clock Frequency":"-","Write Cycle Time - Word, Page":"10ms","Access Time":"90 ns","Voltage - Supply":"4.5V ~ 5.5V","Operating Temperature":"-55\u00b0C ~ 125\u00b0C (TC)","Mounting Type":"Through Hole","Package \/ Case":"28-CDIP (0.600\", 15.24mm)","Supplier Device Package":"28-CerDip"}}