Douglas A. Mercer
Douglas A. Mercer 是 Analog Devices 的资深设计工程师，在高速 CMOS 电流舵 DAC 领域做出了重要贡献。他是多项自校准、数据无关时钟负载、栅极驱动优化等电流舵 DAC 核心技术专利的发明人。
代表性工作
- 12-b 125 MSPS CMOS D/A (ISLPED 1996) [1]：最早的高性能 CMOS 电流舵 DAC 设计之一
- 16b D/A with increased SFDR (IEEE JSSC, 1994) [18]：16 位 BiCMOS DAC，早期高频 SFDR 优化工作
- Low power current steering DAC in 0.18 μm CMOS (ISLPED 2005) [8]：在 0.18 μm CMOS 中实现低功耗电流舵 DAC，引入恒定时钟负载锁存器
- Error sources in current steering DACs (CICC 2004) [7]：系统分析电流舵 DAC 误差源
- Low power approaches to high speed CMOS current steering DACs (CICC 2006) [9]
核心专利
- Calibrated Current Source (US 6,583,740, 2003) [27]：静态数字存储校准架构
- Digital/Analog Converter Including Gain Control for a Sub-DAC (US 6,738,006, 2004) [28]：电流分裂 LSB 生成技术
- Current DAC Code Independent Switching (US 6,768,438, 2004) [29]
- Latch with Data Jitter Free Clock Load (US 7,023,255, 2006) [30]：恒定时钟负载锁存器
- Skewless Differential Switch (US 5,689,257, 1997) [24]
- Differential Current Switch (US 6,031,477, 2000) [26]