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A 112Gb/s PAM-4 Transceiver for Optical Direct-Detect Application In TSMC 16nm FinFET

Comparison of state-of-the-art

Comparison_table.png

16nm FinFET Technology Characterization

tech_char_v2.png

Channel Characterization

Channel_S11_S21_v4 copy.png

56GBaud (112Gb/s) Transmitter Top-Level Schematic

fullTX_scm_v3.png

4:1 Mux Schematic

4to1_mux_scm_v1.png

2b DAC

DAC_scm_v2.png

7 GBaud PAM-4 Data Stream Generator 

7GBd_PAM4_Gen_scm_v1.png

Transmitter Plots

4:1 MUX Timing Diagram

Muxing_timing_diagram_v6.png

56GBaud (112Gb/s) TX Output Eye Diagram

Eye_mux_output_v1.png

200GBaud (400Gb/s) TX Output Eye Diagram

Eye_w_FFE_v1.png

56GBaud (112Gb/s) Receiver Top-Level Schematic

fullRX_scm_v1.png

Track-And-Hold (TAH) Schematic

TAH_switch_scm_v1.png

Flipped Voltage Follower (FVF) Schematic

FVF_scm_v1.png

Receiver Plots

Track-And Hold Timing Diagram

TAH_timing_v3.png

56GBaud (112Gb/s) Reconstructed RX Eye Diagram

Eye_RX_reconstructed_v1.png
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