C8051F534-C-ITR
Silicon Labs
The C8051F534-C-ITR is an 8-bit microcontroller from Silicon Labs featuring a 25MHz 8051 core, 4KB Flash memory, 256B RAM, 16 I/O lines, and a 12-bit ADC. It is housed in a 20-TSSOP package and operates over -40 to 125°C.