Single Flux Quantum-Based Digital Control of Superconducting Qubits in a Multichip Module
Single flux quantum (SFQ) digital logic has been proposed for the scalable control of next-generation superconducting-qubit arrays.In the initial implementation, SFQ-based gate fidelity was limited by quasiparticle (QP) poisoning induced by the dissipative on-chip SFQ driver circuit.In this work, we introduce a multichip-module architecture to supp