Infineon
Infineon, Family Name: CY8C9520A, Package Type: SSOP, Mounting Type: Surface Mount, Pin Count: 28, Device Core: ARM Cortex M4F, Data Bus Width: 8bit, Program Memory Size: 3 kB, Maximum Frequency: 24MHz, Program Memory Type: EPROM, MPN: CY8C9520A-24PVXIT.