From 289a77fb913c15cf6df4f8733df18de4c26f71e0 Mon Sep 17 00:00:00 2001 From: Uri Shaked Date: Wed, 19 Feb 2025 08:22:04 +0200 Subject: [PATCH] Fixed a drc error in sky130_fd_bs_flash__special_sonosfet_star Increased gate_to_diffcont from 0.145 to 0.158, to fix the following DRC error: Diffusion contact to SONOS gate < 0.075um. Tested and found 0.158 to be the minimal value that fixes this DRC issue. --- sky130/magic/sky130.tcl | 1 + 1 file changed, 1 insertion(+) diff --git a/sky130/magic/sky130.tcl b/sky130/magic/sky130.tcl index 30aa3216..d9f514c2 100644 --- a/sky130/magic/sky130.tcl +++ b/sky130/magic/sky130.tcl @@ -7145,6 +7145,7 @@ proc sky130::sky130_fd_bs_flash__special_sonosfet_star_draw {parameters} { id_surround 1.355 \ min_effl 0.185 \ min_allc 0.26 \ + gate_to_diffcont 0.158 \ ] set drawdict [dict merge $sky130::ruleset $newdict $parameters] return [sky130::mos_draw $drawdict]