Model:MX25U4033EZUI-12G BRAND:Macronix description:IC FLSH 4MBIT SPI/QUAD I/O 8USON pack:tray SERIES:MXSMIO? Part status:Not suitable for new designs Memory type:Non-volatile Memory format:Flash technology:FLASH - NOR Storage:4Mb(512K x 8) Actual capacity:4Mb Memory interface:SPI - 四 I/O Clock frequency:80 MHz Write cycle time-words, pages:30μs,3ms Voltage - powered by:1.65V ~ 2V Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation:8-WDFN Exposed pad Supplier deviceEncapsulation:8-USON(4x4)