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# -*- coding: utf-8 -*-
from typing import Mapping, Any
import pkg_resources
from pathlib import Path
from bag.design.module import Module
from bag.design.database import ModuleDB
from bag.util.immutable import Param
# noinspection PyPep8Naming
[docs]class bag3_analog__high_pass_array(Module):
"""Module for library bag3_analog cell high_pass_array.
Fill in high level description here.
"""
[docs] yaml_file = pkg_resources.resource_filename(__name__,
str(Path('netlist_info',
'high_pass_array.yaml')))
def __init__(self, database: ModuleDB, params: Param, **kwargs: Any) -> None:
Module.__init__(self, self.yaml_file, database, params, **kwargs)
@classmethod
[docs] def get_params_info(cls) -> Mapping[str, str]:
return dict(
narr='number of high-pass filters in this array.',
ndum='number of dummy resistors.',
hp_params='high-pass filter parameters.',
)
[docs] def design(self, narr: int, ndum: int, hp_params: Mapping):
if narr <= 0:
raise ValueError('narr must be greater than 0.')
l = hp_params['l']
w = hp_params['w']
intent = hp_params['intent']
sub_name = hp_params['sub_name']
self.instances['XDUM'].design(l=l, w=w, intent=intent, ndum=ndum, sub_name=sub_name)
self.reconnect_instance_terminal('XDUM', sub_name, sub_name)
self.instances['XHP'].design(**hp_params)
if narr > 1:
suf = f'<{narr - 1}:0>'
term_dict = {}
for name in ('in', 'out', 'bias'):
new_name = name + suf
self.rename_pin(name + '<0>', new_name)
term_dict[name] = new_name
term_dict[sub_name] = sub_name
self.array_instance('XHP', ['XHP' + suf], term_list=[term_dict])
self.rename_pin('BULK', sub_name)