A 50 Gb/s PAM-4 Transmitter with Feedforward Equalizer and Background Phase Error Calibration

Keyphrases

• Background Process 100%
• Feed-forward Equalizer 100%
• Phase Error Calibration 100%
• PAM-4 Transmitter 100%
• On chip 66%
• Quadrature Phase 66%
• Pseudorandomness 66%
• Serializer 66%
• Duty-cycle Calibration 66%
• CMOS Process 33%
• Fully Integrated 33%
• High-speed Operation 33%
• Shunt Series 33%
• Jitter 33%
• Transmitter 33%
• Test Pattern 33%
• Return Loss 33%
• Built-in-self-test (BiST) 33%
• 28 Nm CMOS 33%
• Output Buffer 33%
• Bandwidth Enhancement 33%
• Parallel Test 33%
• Dual-loop 33%
• Broadband Impedance Matching 33%
• Series Peaking 33%
• Wide Impedance Bandwidth 33%
• Eye Opening 33%
• Quarter-rate 33%
• Inductive Shunt 33%

Engineering

• Equalizers 100%
• Feedforward 100%
• Phase Error 100%
• Duty Cycle 66%
• Speed Operation 33%
• Built-in Self Test 33%
• Return Loss 33%
• Broad Band 33%
• Parallel Path 33%
• Eye Opening 33%