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* standard_cells_3V.cir, netlists for verifying standard cells
*
* Conrad Ziesler and Tim Edwards, MultiGiG, Inc., 2005
* Standard cells are from the IIT standard cell library.
*
* These cells have been modified for operation at 3.3V in a
* nominally 1.8V process (generally, 0.18um feature size),
* using thick oxide implant.

.subckt BUFX4_3V vdd gnd A Y
M1 x A gnd gnd nhv l=360n w=1.35u m=1
M2 x A vdd vdd phv l=360n w=2.70u m=1
M3 Y x gnd gnd nhv l=360n w=1.80u m=2
M4 Y x vdd vdd phv l=360n w=3.60u m=2
.ends

.subckt BUFX2_3V vdd gnd A Y
M1 x A gnd gnd nhv l=360n w=0.90u m=1
M2 x A vdd vdd phv l=360n w=1.80u m=1
M3 Y x gnd gnd nhv l=360n w=1.80u m=1
M4 Y x vdd vdd phv l=360n w=3.60u m=1
.ends

.subckt INVX1_3V vdd gnd A Y
M1 Y A gnd gnd nhv l=360n w=0.90u m=1
M2 Y A vdd vdd phv l=360n w=1.80u m=1
.ends

.subckt NOR2X1_3V vdd gnd A B Y
M1 Y A gnd gnd nhv l=360n w=0.90u m=1
M2 Y B gnd gnd nhv l=360n w=0.90u m=1
M3 x1 A vdd vdd phv l=360n w=3.60u m=1
M4 Y  B x1  vdd phv l=360n w=3.60u m=1
.ends

.subckt NOR4X1_3V vdd gnd A B C D Y
M1 Y A gnd gnd nhv l=360n w=0.90u m=1
M2 Y B gnd gnd nhv l=360n w=0.90u m=1
M3 Y C gnd gnd nhv l=360n w=0.90u m=1
M4 Y D gnd gnd nhv l=360n w=0.90u m=1
M5 x1 A vdd vdd phv l=360n w=2.70u m=2
M6 x2 B x1  vdd phv l=360n w=2.70u m=2
M7 x3 C x2  vdd phv l=360n w=2.70u m=2
M8 Y  D x3  vdd phv l=360n w=2.70u m=2
.ends

.subckt NOR3X1_3V vdd gnd A B C Y
M1 Y A gnd gnd nhv l=360n w=0.90u m=1
M2 Y B gnd gnd nhv l=360n w=0.90u m=1
M3 Y C gnd gnd nhv l=360n w=0.90u m=1
M4 x1 A vdd vdd phv l=360n w=2.70u m=2
M5 x2 B x1  vdd phv l=360n w=2.70u m=2
M6 Y  C x2  vdd phv l=360n w=2.70u m=2
.ends

.subckt NAND2X1_3V vdd gnd A B Y
M1 x1 A gnd gnd nhv l=360n w=1.80u m=1
M2 Y  B x1  gnd nhv l=360n w=1.80u m=1
M3 Y  A vdd vdd phv l=360n w=1.80u m=1
M4 Y  B vdd vdd phv l=360n w=1.80u m=1
.ends

.subckt NAND3X1_3V vdd gnd A B C Y
M1 x1 A gnd gnd nhv l=360n w=1.80u m=1
M2 x2 B x1  gnd nhv l=360n w=1.80u m=1
M3 Y  C x2  gnd nhv l=360n w=1.80u m=1
M4 Y  A vdd vdd phv l=360n w=2.70u m=1
M5 Y  B vdd vdd phv l=360n w=2.70u m=1
M6 Y  C vdd vdd phv l=360n w=2.70u m=1
.ends

.subckt NAND4X1_3V vdd gnd A B C D Y
M1 x1 A gnd gnd nhv l=360n w=1.80u m=1
M2 x2 B x1  gnd nhv l=360n w=1.80u m=1
M3 x3 C x2  gnd nhv l=360n w=1.80u m=1
M4 Y  D x3  gnd nhv l=360n w=1.80u m=1
M5 Y  A vdd vdd phv l=360n w=2.70u m=1
M6 Y  B vdd vdd phv l=360n w=2.70u m=1
M7 Y  C vdd vdd phv l=360n w=2.70u m=1
M8 Y  D vdd vdd phv l=360n w=2.70u m=1
.ends

.subckt OR2X1_3V vdd gnd A B Y
M1 x2 A gnd gnd nhv l=360n w=0.90u m=1
M2 x2 B gnd gnd nhv l=360n w=0.90u m=1
M3 x1 B vdd vdd phv l=360n w=3.60u m=1
M4 x2 A x1  vdd phv l=360n w=3.60u m=1
M5 Y x2 gnd gnd nhv l=360n w=0.90u m=1
M6 Y x2 vdd vdd phv l=360n w=1.80u m=1
.ends

.subckt LATCH_3V vdd gnd CLK D Q
M1 cb CLK gnd gnd nhv l=360n w=0.90u m=2
M2 cb CLK vdd vdd phv l=360n w=0.90u m=4

M3 x2 D  vdd vdd phv l=360n w=0.90u m=2
M4 qb cb   x2  vdd phv l=360n w=0.90u m=2
M5 x4 D  gnd  gnd nhv l=360n w=0.90u m=1
M6 qb CLK   x4   gnd nhv l=360n w=0.90u m=1

M7  x5 Q  vdd vdd phv l=360n w=0.90u m=1
M8  qb CLK    x5  vdd phv l=360n w=0.90u m=1
M9  x7 Q   gnd  gnd nhv l=360n w=0.90u m=1
M10 qb cb    x7   gnd nhv l=360n w=0.90u m=1

M11 Q qb gnd gnd nhv l=360n w=0.90u m=2
M12 Q qb vdd vdd phv l=360n w=0.90u m=4
.ends