➀ An insightful example of real number modeling (RNM) in functional verification using SV-RNM; ➁ The significance of mixed-signal verification in real-world applications; ➂ Advantages of RNM in speeding up simulation and integrating with digital verification.
Recent #ADC news in the semiconductor industry
➀ Texas Instruments has introduced a series of isolated ADCs for robot motor control up to 60V;
➁ These ADCs feature 200V barriers and are available in 8pad 3.5 x 2.7mm VSON packaging;
➂ The devices offer various input ranges and resolutions, suitable for current sensing and other applications.
➀ Texas Instruments (TI) has developed what it claims to be the 'first fully functional isolated modulators';
➁ These modulators, AMC0106M05, AMC0136, and AMC0106M25, offer increased precision and resolution for phase current sensing and DC voltage sensing;
➂ The modulators are designed to be compact, enabling more precise motor control in robotics designs.
➀ Briefly introduces ADC (Analog to Digital Converter) and its basic functions;
➁ Discusses the author's personal experience with SAR ADC and the importance of engineering experience over theory;
➂ Explains the three main steps of ADC: sampling, quantization, and coding;
➃ Describes various ADC specifications and classifications, including static and dynamic parameters, and different types of ADC structures such as full-flash, two-step, pipeline, integrating, successive approximation, and sigma-delta ADCs.
➀ The reference design TIDA-010128 by Texas Instruments (TI) presents a high-performance 20.8 GSPS sampling system using RF-sampling ADCs in a time-interleaved configuration.
➁ This design tackles challenges like offset, gain, and sampling time mismatch by utilizing the noiseless aperture delay adjustment feature of the ADC12DJ5200RF device.
➂ The design supports JESD204B with up to 32 lanes and includes a low-noise clock generator and a companion power reference design achieving over 85% efficiency.
➀ YorChip and Chipcraft have developed a low-cost, low-power 8-bit 200Ms/s ADC Chiplet; ➁ This is the first ultra-low power device in the open market as a Chiplet; ➂ Designers can integrate this Chiplet into a custom SOC without spending millions of dollars.
➀ This reference design for a single-phase shunt energy meter is a critical tool for modern energy management systems, providing accurate measurement and monitoring of electrical energy consumption. ➁ It simplifies the development process for design engineers by offering a pre-validated platform, reducing time-to-market and ensuring compliance with industry standards. ➂ The design achieves class 0.5S accuracy across a 25mA–100A input range with an 8kHz sampling rate.
1. Imec unveiled two ADCs at the IEEE VLSI Symposium, designed for 'beyond 5G' communication, one for base stations and one for phones, both operating up to 5GHz. 2. The base station ADC is a 10Gsample/s CMOS hierarchical time-interleaved ADC with 9 ENOB at low frequencies and 8.2 ENOB at Nyquist, consuming 350mW. 3. The handset ADC uses a multi-bit pipelined architecture with background calibration, achieving 10.91 ENOB and 81dB SFDR at 1Gsample/s with 17.8mW consumption.