Model:MX25U4035ZNI-25G BRAND:Macronix description:IC FLASH 4MBIT SPI 40MHZ 8WSON pack:tray SERIES:MX25xxx35/36 - 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 Clock frequency:40 MHz Write cycle time-words, pages:300μs,7ms 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-WSON(6x5)