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Analog and RF Testchip on Skywaters 130nm Technology.

Introduction

In this tapeout, we are planning to achieve the following:

  • 5 Transistor OTA.
  • 6 Variations of On-Chip Inductors to test RF capabilities of this technology.
  • LDO Design based on 0.18 um Technology Design

Full Chip.

OTA Design

Layout

OTA Layout.

Post Layout Specs

spec/corner tt fs sf ss ff
Gain 36db 36db 36.1db 36.2db 35.8db
BW 10Mega Hz 12.6Mgea Hz 10Mega Hz 10Mega Hz 10 Mega Hz
GBW 64Mega 80 Mega 64 Mega 65 Mega 62Mega
power 82.5 uw 98.6 uw 67 uw 96 uw 70 uw
phase margin 92 degre 94 degree 93degree 93 degree 94 degree
cmrr 59.2db 55.8db 61.7db 56.2db 61.5

LDO Design

Layout

LDO layout.

Inductors Design

All inductors used the device generators available in Skywater 130nm Klayout PCells

Contributers