- Silicon Laboratories diverse portfolio of both application specific and general purpose products serves a broad set of markets and applications. Silicon Laboratories C8051Fxxx family of mixed-signal microcontrollers integrates world-class analog, a high-speed pipelined 8051 CPU, ISP Flash Memory, and on-chip JTAG based debug in each device. The combination of configurable high-performance analog, 100 MIPS 8051 core and in-system field programmability provides the user with complete design flexibility, improved time-to-market, superior system performance and greater end product differentiation.