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A low-power voltage-mode-logic(VML) transmitter fabricated in TSMC 28 nm CMOS technology is presented.The VML driver outputs a high-swing signal and consumes less power than a current-mode-logic (CML) driver.To further reduce power,the driver is divided into two voltage domains by level shifters.Moreover, the proposed driver topology can achieve mutually decoupled impedance self-calibration and equalization control. The measurement result shows that the transmitter merely dissipates 23 mW/channel while exhibiting an 880 mV differential eye height at 4.488 Gb/s.
A low-power voltage-mode-logic (VML) transmitter fabricated in TSMC 28 nm CMOS technology is presented. The VML driver outputs a high-swing signal and consumes less power than a current-mode-logic reduce power, the driver is divided into two voltage domains by level shifters. Moreover, the proposed driver topology can achieve mutually decoupled impedance self-calibration and equalization control. The measurement result shows that the medium can not be dissipated 23 mW / channel while exhibiting an 880 mV differential eye height at 4.488 Gb / s.