2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/217398This paper presents the design and results of detailed tests of a CMOS active pixel chip for charged particle detection with in-pixel charge storage for correlated double sampling and readout in rolling shutter mode at frequencies up to 25 MHz. This detector is developed in the framework of R&D for the Vertex Tracker for a future e+e- Linear Collider.5 pages, 6 figures, submitted to IEEE Trans. Nucl. SciInstrumentation and DetectorsDevelopment of CMOS monolithic pixel sensors with in-pixel correlated double sampling and fast readouttext