https://www.infineon.com/dgdl/Infineon-S29GL01GP_S29GL512P_S29GL256P_S29GL128P_1_Gbit/512/256/128_Mbit_3_V_Page_Flash_with_90_nm_MirrorBit_Process_Technology-DataSheet-v03_00-EN.pdf?fileId=8ac78c8c7d