docs: Split the 3V and 5V native NMOS FETs.

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>
This commit is contained in:
Tim 'mithro' Ansell 2020-07-31 19:53:59 -07:00
parent 788451177d
commit 7738f321ff
6 changed files with 136 additions and 69 deletions

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@ -686,14 +686,14 @@ The cross-section of the 20V NMOS zero-VT FET is shown below.
.. |cross-section-20v-nmos-zero-vt-fet| image:: device-details/fet-nmos-20v-zero-vt/cross-section-20v-nmos-zero-vt-fet.svg
3.0V and 5.0V native NMOS FET
-----------------------------
3.0V native NMOS FET
--------------------
Spice Model Information
~~~~~~~~~~~~~~~~~~~~~~~
- Cell Name: :cell:`sky130_fd_pr_base__nfet`
- Model Name: :model:`sky130_fd_pr_base__ntvnative`, :model:`sky130_fd_pr_base__nhvnative`
- Model Name: :model:`sky130_fd_pr_base__ntvnative`
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__ntvnative`
@ -704,36 +704,28 @@ Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__n
Details
~~~~~~~
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__nhvnative`
- V\ :sub:`DS` = 0 to 5.5V
- V\ :sub:`GS` = 0 to 5.5V
- V\ :sub:`BS` = +0.3 to -5.5V
Details
~~~~~~~
The native device is constructed by blocking out all VT implants.
The model and EDR (e-test) parameters are compared below. Note that the minimum gate length for 3V operation is 0.5 µm, whereas the 5V device has minimum gate length of 0.9 µm.
The model and EDR (e-test) parameters are compared below. Note that the minimum gate length for 3V operation is 0.5 µm.
.. include:: device-details/fet-nmos-3v0-and-5v0-native/fet-nmos-3v0-and-5v0-native-table0.rst
.. include:: device-details/fet-nmos-3v0-native/../fet-nmos-3v0-and-5v0-native/fet-nmos-3v0-and-5v0-native-table0.rst
The symbols for the :model:`sky130_fd_pr_base__ntvnative` and :model:`sky130_fd_pr_base__nhvnative` devices are shown below.
The symbols for the :model:`sky130_fd_pr_base__ntvnative` devices are shown below.
|symbol-3v0-and-5v0-native-nmos-fet-ntvnative| |symbol-3v0-and-5v0-native-nmos-fet-nhvnative|
|symbol-3v0-native-nmos-fet-ntvnative|
The cross-section of the native devices is shown below.
The cross-section of the native devices is shown below. Note that the only differences between the nvtnative and :model:`sky130_fd_pr_base__nhvnative` devices are the minimum gate length and the VDS requirements.
|cross-section-3v0-and-5v0-native-nmos-fet|
.. |symbol-3v0-and-5v0-native-nmos-fet-ntvnative| image:: device-details/fet-nmos-3v0-and-5v0-native/symbol-3v0-and-5v0-native-nmos-fet-ntvnative.svg
.. |symbol-3v0-and-5v0-native-nmos-fet-nhvnative| image:: device-details/fet-nmos-3v0-and-5v0-native/symbol-3v0-and-5v0-native-nmos-fet-nhvnative.svg
.. |cross-section-3v0-and-5v0-native-nmos-fet| image:: device-details/fet-nmos-3v0-and-5v0-native/cross-section-3v0-and-5v0-native-nmos-fet.svg
.. |symbol-3v0-native-nmos-fet-ntvnative| image:: device-details/fet-nmos-3v0-native/symbol-3v0-nmos-fet-ntvnative.svg
.. |cross-section-3v0-and-5v0-native-nmos-fet| image:: device-details/fet-nmos-3v0-native/cross-section-3v0-and-5v0-native-nmos-fet.svg
.. note:: The only differences between the :model:`sky130_fd_pr_base__nvtnative` and :model:`sky130_fd_pr_base__nhvnative` devices are the minimum gate length and the VDS requirements.
5.0V/10.5V NMOS FET
-------------------
@ -772,6 +764,48 @@ The cross-section of the 5.0/10.5 V NMOS FET is shown below.
.. |cross-section-5v0-10v5-nmos-fet| image:: device-details/fet-nmos-5v0-10v5/cross-section-5v0-10v5-nmos-fet.svg
5.0V native NMOS FET
--------------------
Spice Model Information
~~~~~~~~~~~~~~~~~~~~~~~
- Cell Name: :cell:`sky130_fd_pr_base__nfet`
- Model Name: :model:`sky130_fd_pr_base__nhvnative`
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__nhvnative`
- V\ :sub:`DS` = 0 to 5.5V
- V\ :sub:`GS` = 0 to 5.5V
- V\ :sub:`BS` = +0.3 to -5.5V
Details
~~~~~~~
The native device is constructed by blocking out all VT implants.
The model and EDR (e-test) parameters are compared below.
The 5V device has minimum gate length of 0.9 µm.
.. include:: device-details/fet-nmos-5v0-native/../fet-nmos-3v0-and-5v0-native/fet-nmos-3v0-and-5v0-native-table0.rst
The symbols for the :model:`sky130_fd_pr_base__nhvnative` devices are shown below.
|symbol-5v0-native-nmos-fet-nhvnative|
The cross-section of the native devices is shown below.
.. note:: The only differences between the :model:`sky130_fd_pr_base__nvtnative` and :model:`sky130_fd_pr_base__nhvnative` devices are the minimum gate length and the VDS requirements.
|cross-section-3v0-and-5v0-native-nmos-fet|
.. |symbol-5v0-native-nmos-fet-nhvnative| image:: device-details/fet-nmos-5v0-native/symbol-5v0-native-nmos-fet-nhvnative.svg
.. |cross-section-3v0-and-5v0-native-nmos-fet| image:: device-details/fet-nmos-5v0-native/../fet-nmos-3v0-and-5v0-native/cross-section-3v0-and-5v0-native-nmos-fet.svg
NMOS ESD FET
------------

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@ -1,48 +0,0 @@
3.0V and 5.0V native NMOS FET
-----------------------------
Spice Model Information
~~~~~~~~~~~~~~~~~~~~~~~
- Cell Name: :cell:`sky130_fd_pr_base__nfet`
- Model Name: :model:`sky130_fd_pr_base__ntvnative`, :model:`sky130_fd_pr_base__nhvnative`
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__ntvnative`
- V\ :sub:`DS` = 0 to 3.3V
- V\ :sub:`GS` = 0 to 3.3V
- V\ :sub:`BS` = 0 to -3.3V
Details
~~~~~~~
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__nhvnative`
- V\ :sub:`DS` = 0 to 5.5V
- V\ :sub:`GS` = 0 to 5.5V
- V\ :sub:`BS` = +0.3 to -5.5V
Details
~~~~~~~
The native device is constructed by blocking out all VT implants.
The model and EDR (e-test) parameters are compared below. Note that the minimum gate length for 3V operation is 0.5 µm, whereas the 5V device has minimum gate length of 0.9 µm.
.. include:: fet-nmos-3v0-and-5v0-native-table0.rst
The symbols for the :model:`sky130_fd_pr_base__ntvnative` and :model:`sky130_fd_pr_base__nhvnative` devices are shown below.
|symbol-3v0-and-5v0-native-nmos-fet-ntvnative| |symbol-3v0-and-5v0-native-nmos-fet-nhvnative|
The cross-section of the native devices is shown below. Note that the only differences between the nvtnative and :model:`sky130_fd_pr_base__nhvnative` devices are the minimum gate length and the VDS requirements.
|cross-section-3v0-and-5v0-native-nmos-fet|
.. |symbol-3v0-and-5v0-native-nmos-fet-ntvnative| image:: symbol-3v0-and-5v0-native-nmos-fet-ntvnative.svg
.. |symbol-3v0-and-5v0-native-nmos-fet-nhvnative| image:: symbol-3v0-and-5v0-native-nmos-fet-nhvnative.svg
.. |cross-section-3v0-and-5v0-native-nmos-fet| image:: cross-section-3v0-and-5v0-native-nmos-fet.svg

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@ -0,0 +1,40 @@
3.0V native NMOS FET
--------------------
Spice Model Information
~~~~~~~~~~~~~~~~~~~~~~~
- Cell Name: :cell:`sky130_fd_pr_base__nfet`
- Model Name: :model:`sky130_fd_pr_base__ntvnative`
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__ntvnative`
- V\ :sub:`DS` = 0 to 3.3V
- V\ :sub:`GS` = 0 to 3.3V
- V\ :sub:`BS` = 0 to -3.3V
Details
~~~~~~~
The native device is constructed by blocking out all VT implants.
The model and EDR (e-test) parameters are compared below. Note that the minimum gate length for 3V operation is 0.5 µm.
.. include:: ../fet-nmos-3v0-and-5v0-native/fet-nmos-3v0-and-5v0-native-table0.rst
The symbols for the :model:`sky130_fd_pr_base__ntvnative` devices are shown below.
|symbol-3v0-native-nmos-fet-ntvnative|
The cross-section of the native devices is shown below.
|cross-section-3v0-and-5v0-native-nmos-fet|
.. |symbol-3v0-native-nmos-fet-ntvnative| image:: symbol-3v0-nmos-fet-ntvnative.svg
.. |cross-section-3v0-and-5v0-native-nmos-fet| image:: cross-section-3v0-and-5v0-native-nmos-fet.svg
.. note:: The only differences between the :model:`sky130_fd_pr_base__nvtnative` and :model:`sky130_fd_pr_base__nhvnative` devices are the minimum gate length and the VDS requirements.

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@ -0,0 +1,41 @@
5.0V native NMOS FET
--------------------
Spice Model Information
~~~~~~~~~~~~~~~~~~~~~~~
- Cell Name: :cell:`sky130_fd_pr_base__nfet`
- Model Name: :model:`sky130_fd_pr_base__nhvnative`
Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr_base__nhvnative`
- V\ :sub:`DS` = 0 to 5.5V
- V\ :sub:`GS` = 0 to 5.5V
- V\ :sub:`BS` = +0.3 to -5.5V
Details
~~~~~~~
The native device is constructed by blocking out all VT implants.
The model and EDR (e-test) parameters are compared below.
The 5V device has minimum gate length of 0.9 µm.
.. include:: ../fet-nmos-3v0-and-5v0-native/fet-nmos-3v0-and-5v0-native-table0.rst
The symbols for the :model:`sky130_fd_pr_base__nhvnative` devices are shown below.
|symbol-5v0-native-nmos-fet-nhvnative|
The cross-section of the native devices is shown below.
.. note:: The only differences between the :model:`sky130_fd_pr_base__nvtnative` and :model:`sky130_fd_pr_base__nhvnative` devices are the minimum gate length and the VDS requirements.
|cross-section-3v0-and-5v0-native-nmos-fet|
.. |symbol-5v0-native-nmos-fet-nhvnative| image:: symbol-5v0-native-nmos-fet-nhvnative.svg
.. |cross-section-3v0-and-5v0-native-nmos-fet| image:: ../fet-nmos-3v0-and-5v0-native/cross-section-3v0-and-5v0-native-nmos-fet.svg

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@ -82,4 +82,4 @@
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