The PMS134-S24 is a 4KB 256Byte OTP 22 RISC SOP-24-7.8mm microcontroller unit (MCU, MPU, or SOC) manufactured by PADAUK. It is a RoHS compliant device, providing users with a reliable, cost-effective solution for embedded applications. It has onboard embedded flash, 8KB of SRAM, and a built-in 22 RISC core processor. In addition, it supports several analog and serial peripheral interfaces, allowing it to be easily connected to external peripheral devices. The PMS134-S24 also offers extended temperature range operation and is suitable for both industrial and automotive applications.