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Draft: Chipathon2024 Mahowald-ers Regulated Cascoded Current Mirror block #349

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28fce9b
Added Basic blocks and Folders
amisapta15 Nov 15, 2024
4164fc3
added test code for the primitive cell
amisapta15 Nov 15, 2024
52c5bc2
updated test code path for pulling current mirror template from primi…
amisapta15 Nov 15, 2024
26afca6
Added Labeling for ports
amisapta15 Nov 15, 2024
cb74ac2
Updated to reduce LVS errors
amisapta15 Nov 15, 2024
cda70f2
added A pic of the layout
amisapta15 Nov 15, 2024
dffef6d
updated multipler in the Netlist
amisapta15 Nov 18, 2024
ab6bf6a
Added delete files ina directory function
amisapta15 Nov 24, 2024
1f574e0
added route_quad from gdsfactory
amisapta15 Nov 24, 2024
582d916
added dummy line in Netlist generator
amisapta15 Nov 24, 2024
989293a
remove create via function
amisapta15 Nov 24, 2024
3240e79
updated interdigitized structure arguments and inputs
amisapta15 Nov 24, 2024
dd280bd
updated routing with manual functions
amisapta15 Nov 24, 2024
1957e91
routed dummies to Welltie
amisapta15 Nov 24, 2024
1871cc1
added wells
amisapta15 Nov 24, 2024
0469d82
Adding ports to components
amisapta15 Nov 24, 2024
af0b5e1
tweaked netlist generator input in top component
amisapta15 Nov 24, 2024
f3314f6
Updated label adding code for LVS checks
amisapta15 Nov 24, 2024
6777463
changed function calls for top level component
amisapta15 Nov 24, 2024
84481b3
[Doesn't work yet] Metal 2 to Meta 3 via for connecting the labels to…
amisapta15 Nov 24, 2024
6350512
[Doesn;t work yet] added labels in metal 3
amisapta15 Nov 24, 2024
00a02ea
removed create via from init python funciton
amisapta15 Nov 24, 2024
1289e87
removed and generated new gds
amisapta15 Nov 24, 2024
19dabb0
shifted VREF and VCOPY labels
amisapta15 Nov 24, 2024
25f0aa9
Latest GDS file uploaded
amisapta15 Nov 24, 2024
606834a
added Pin definations for labels in sky130 mapped pdk
amisapta15 Nov 24, 2024
60200e5
Added picture of the current layout
amisapta15 Nov 24, 2024
3472eb7
rerouted source to bulk connection
amisapta15 Nov 27, 2024
35f0bc1
Placed and routed Vref and Vcopy Pins
amisapta15 Nov 27, 2024
539b6d3
placed labels on the vref and vcopy pins
amisapta15 Nov 27, 2024
46d138e
Just housecleanning
amisapta15 Nov 27, 2024
4229604
LVS cleared GDS uploaded
amisapta15 Nov 27, 2024
57accdc
Cosmetic updates
amisapta15 Dec 12, 2024
902968f
Updates for failed attempt to align the ports
amisapta15 Dec 12, 2024
49c0b67
both n/p fets work and pass DRC-LVS
amisapta15 Dec 12, 2024
1dcb1d8
Preparing pictures for presentation
amisapta15 Dec 12, 2024
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both n/p fets work and pass DRC-LVS
  • Loading branch information
amisapta15 committed Dec 12, 2024
commit 49c0b67014a84360305d5390ad0df8f43043aa00
Binary file not shown.
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@


.subckt CurrentMirror VREF VCOPY VSS
XA VREF VREF VSS VSS sky130_fd_pr__nfet_01v8 l=1 w=3 m=2 nf=2
XB VCOPY VREF VSS VSS sky130_fd_pr__nfet_01v8 l=1 w=3 m=2 nf=2
XDUMMY VSS VSS VSS VSS sky130_fd_pr__nfet_01v8 l=1 w=3 m=2
.subckt CurrentMirror VREF VCOPY VDD
XA VREF VREF VDD VDD sky130_fd_pr__pfet_01v8 l=1 w=3 m=2 nf=1
XB VCOPY VREF VDD VDD sky130_fd_pr__pfet_01v8 l=1 w=3 m=2 nf=1
XDUMMY VDD VDD VDD VDD sky130_fd_pr__pfet_01v8 l=1 w=3 m=2
.ends CurrentMirror
Original file line number Diff line number Diff line change
Expand Up @@ -316,7 +316,7 @@ def sky130_add_current_mirror_labels(

# Main function to generate the current mirror layout
# mappedpdk, Width, Length, num_cols, fingers, transistor type
comp = CurrentMirror(sky130,3,1,2,2, type='nfet', with_substrate_tap=False, with_tie=True)
comp = CurrentMirror(sky130,3,1,2,1, type='nfet', with_substrate_tap=False, with_tie=True)
# Add labels to the current mirror layout
comp = sky130_add_current_mirror_labels(comp, transistor_type='nfet', pdk=sky130)

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