Eunchang Lee — Product Engineer

* Synopsys (2024–Present) Analog circuit design for high-speed SerDes TX targeting PCIe4/5 and beyond in advanced 2/3/5nm processes. Focus areas: duty-cycle correction, regulator, DAC/segmented/hybrid driver architectures, and serializer circuits. * SK Hynix (2019–2024) Developed core circuits for image sensors, including: - ToF sensors: QVGA indirect/direct ToF, SPAD behavioral modeling, column SPAD readout (quenching, filtering, biasing, array driving). - CIS: 50MP low-voltage and HDR image sensor circuits, column CDS, ramp generators, and pixel-level circuits. * DB HiTek (2018–2019) Designed mobile OLED DDI clocking circuits, including CDR and PLL. * Sogang University (M.S., 2016–2018) Research on high-performance data converters. - 12b 30MS/s SAR ADC (0.18µm, C–R hybrid DAC). - 10b 5MS/s SAR ADC (28nm, low-voltage design with calibration techniques for split capacitor DAC).

Stackforce AI infers this person is a specialist in semiconductor design, focusing on analog circuits and image sensor technologies.

Location: Gyeonggi, South Korea

Experience: 7 yrs 10 mos