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Add contact to gate design rule to max for spacing inputs

This commit is contained in:
mrg 2020-06-14 14:18:08 -07:00
parent 8e8a97cc4b
commit 7dc33285a7
1 changed files with 7 additions and 4 deletions
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11
compiler/pgates/pnand3.py
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@ -14,6 +14,7 @@ from sram_factory import factory
from globals import OPTS
import contact
class pnand3(pgate.pgate):
"""
This module generates gds of a parametrically sized 2-input nand.
@ -219,11 +220,13 @@ class pnand3(pgate.pgate):
active_contact_to_poly_contact = bottom_pin.uy() + self.m1_space + 0.5 * contact.poly_contact.second_layer_height
# active diffusion to poly contact spacing
# doesn't use nmos uy because that is calculated using offset + poly height
active_to_poly_contact = self.nmos1_inst.by() + self.nmos1_inst.mod.active_height \
+ self.poly_to_active + 0.5 * contact.poly_contact.first_layer_height
active_top = self.nmos1_inst.by() + self.nmos1_inst.mod.active_height
active_to_poly_contact = active_top + self.poly_to_active + 0.5 * contact.poly_contact.first_layer_height
active_to_poly_contact2 = active_top + drc("contact_to_gate") + 0.5 * self.route_layer_width
self.inputA_yoffset = max(active_contact_to_poly_contact,
active_to_poly_contact)
active_to_poly_contact,
active_to_poly_contact2)
self.route_input_gate(self.pmos1_inst,
self.nmos1_inst,
self.inputA_yoffset,