This document summarizes Arrow Israel's record sales in 2010 of microcontroller units (MCUs) based on the ARM architecture. It provides an overview of Arrow Israel's product portfolio including various ARM-based MCUs from manufacturers like NXP and Texas Instruments. Feature comparisons are given for the ARM7, Cortex-M0, M3, and M4 architectures. upcoming products like NXP's LPC11U00 Cortex-M0 MCU and Texas Instrument's Kinetis MCU families are also highlighted.