公众号记得加星标⭐️，第一时间看推送不会错过。 本周在2026 年 IEEE 国际固态电路会议（ISSCC 2026）上，先进半导体技术研发中心imec发布一款 7 位、175GS/s 模数转换器（ADC）。该产品兼具创纪录的小尺寸（250×250 平方微米）、低转换 能耗，以及目前公开报道中最快的采样速率之一。 基于上述特性，imec 这款 ADC 可满足由人工智能与云计算驱动的数据中心日益增长的吞吐量与处 理需求，同时避免了超高速采样率下常见的芯片面积与功耗大幅激增问题。 在人工智能与云计算应用的驱动下，数据中心光通信网络需要持续升级，以支撑不断提升的吞吐量与 处理需求。但当采样速率超过 100GS/s 时，作为光收发器核心组件的有线通信 ADC 等基础器件往 往会出现面积增大、互联线路更长的问题，并引入寄生效应与能量损耗。 在2024 年 IEEE 国际固态电路会议（ISSCC）上，imec 已通过一项突破性技术应对这一挑战：推出 大规模时间交织斜坡型 ADC 架构，其芯片面积仅为传统方案的一半以下，且具备业界领先的能效表 现。 基于本届 ISSCC 发布的 ADC 成果，imec 正基于3 纳米工艺开 ...

Core Viewpoint - IMEC has achieved a significant breakthrough in analog design with a 7-bit, 150 GSa/s DAC using PAM-4 modulation, targeting speeds of up to 300 Gb/s per channel, which paves the way for enhanced interconnect speeds in data centers and large-scale computing architectures [1][2]. Group 1: Technological Advancements - The DAC is built on IMEC's advanced 5nm FinFET CMOS platform, addressing the challenges of high-speed link design amid increasing data density from AI and cloud workloads [1][2]. - The new chip combines speed and energy efficiency, aiming for data rates exceeding 200 Gb/s per channel, with a long-term goal of reaching 400 Gb/s [1][2]. Group 2: Market Implications - Europe has lagged behind the US and Asian manufacturers in cutting-edge DAC and ADC development, but IMEC's announcement signals that local research and design can meet global OEM demands for large-scale data interconnects [2][3]. - The DAC's application environment is crucial, as it meets industry demands for multi-channel and 400 GbE developments, potentially serving as a foundation for future 300-400 GSa/s converters [2][3]. Group 3: Future Directions - IMEC plans to double the sampling rate to 300 GSa/s and increase bandwidth to over 100 GHz, indicating a clear direction for future development [3]. - This advancement provides a practical reference design rooted in European R&D for engineers working on analog-intensive high-speed interfaces, demonstrating that Europe can maintain a leading position in the analog IP domain [3].