diff --git a/.gitmodules b/.gitmodules
index 7bcbedbc..830d7d11 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -712,3 +712,6 @@
 [submodule "libraries/helpers/matrixportal"]
 	path = libraries/helpers/matrixportal
 	url = https://github.com/adafruit/Adafruit_CircuitPython_MatrixPortal.git
+[submodule "libraries/drivers/tc74"]
+	path = libraries/drivers/tc74
+	url = https://github.com/adafruit/Adafruit_CircuitPython_TC74.git
diff --git a/docs/drivers.rst b/docs/drivers.rst
index 26feb022..55c16774 100644
--- a/docs/drivers.rst
+++ b/docs/drivers.rst
@@ -355,6 +355,7 @@ equivalent carbon dioxide (``eco2`` / ``eCO2``), and total volatile organic comp
     SHT31-D Temperature and Humidity <https://circuitpython.readthedocs.io/projects/sht31d/en/latest/>
     SHTC3 Temperature and Humidity <https://circuitpython.readthedocs.io/projects/shtc3/en/latest/>
     Si7021 Temperature and Humidity <https://circuitpython.readthedocs.io/projects/si7021/en/latest/>
+    TC74 Digital Temperature Sensor <https://circuitpython.readthedocs.io/projects/tc74/en/latest/>
     Thermistor Temperature <https://circuitpython.readthedocs.io/projects/thermistor/en/latest/>
     TMP006 Contactless IR Thermopile Sensor <https://circuitpython.readthedocs.io/projects/tmp006/en/latest/>
     TMP007 Contactless Temperature <https://circuitpython.readthedocs.io/projects/tmp007/en/latest/>
diff --git a/libraries/drivers/tc74 b/libraries/drivers/tc74
new file mode 160000
index 00000000..5d74aca8
--- /dev/null
+++ b/libraries/drivers/tc74
@@ -0,0 +1 @@
+Subproject commit 5d74aca8ade5d6b0d2e28af9e35ecf0bdcea6f5f