PSoC Programmable System-on-Chip Low power at high speed PSoC(R) Programmable System-on-Chip(TM); Analog PSoC Blocks: 4; Digital PSoC Blocks: 4; Memory Size: 4 KB; Temperature Range: -40 to 85 C multifunction PERIPHERAL, PDSO8 PSoC™ Mixed-Signal Array CY8C21123, CY8C21223, and CY8C21323 multifunction PERIPHERAL, QCC24