is the formal technical standard for DDR4 SDRAM (Synchronous Dynamic Random Access Memory), published by JEDEC . As of its release in July 2021 , it represents the most recent major update to the DDR4 specification, superseding the previous JESD79-4C . Core Purpose and Scope
Modern switching circuits prefer "soft recovery" diodes, which reduce voltage spikes and ringing. JESD794D defines two portions of the recovery waveform: jesd794d pdf