SpansionFLASH MEMORY, 4MBIT, 120NS, 32-PLCC; Memory Type:Flash - NOR; Memory Size:4Mbit; Flash Memory Configuration:512K x 8bit; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Memory Case Style:LCC; No. of Pins:32; Clock Frequency:- ;RoHS Compliant: Yes