41 lines
1.2 KiB
ReStructuredText
41 lines
1.2 KiB
ReStructuredText
3.0V native NMOS FET
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--------------------
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Spice Model Information
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~~~~~~~~~~~~~~~~~~~~~~~
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- Cell Name: :cell:`sky130_fd_pr__nfet_01v8`
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- Model Name: :model:`sky130_fd_pr__nfet_03v3_nvt`
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Operating Voltages where SPICE models are valid for :model:`sky130_fd_pr__nfet_03v3_nvt`
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- V\ :sub:`DS` = 0 to 3.3V
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- V\ :sub:`GS` = 0 to 3.3V
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- V\ :sub:`BS` = 0 to -3.3V
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Details
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~~~~~~~
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The native device is constructed by blocking out all VT implants.
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The model and EDR (e-test) parameters are compared below. Note that the minimum gate length for 3V operation is 0.5 µm.
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.. include:: ../nfet_03v3_nvt-and-nfet_05v0_nvt/nfet_03v3_nvt-and-nfet_05v0_nvt-table0.rst
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The symbols for the :model:`sky130_fd_pr__nfet_03v3_nvt` devices are shown below.
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|symbol-nfet_0v3v3_nvt|
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The cross-section of the native devices is shown below.
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|cross-section-nfet_03v3_nvt|
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.. |symbol-nfet_0v3v3_nvt| image:: symbol-nfet_03v3_nvt.svg
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.. |cross-section-nfet_03v3_nvt| image:: ../nfet_03v3_nvt-and-nfet_05v0_nvt/cross-section-nfet_03v3_nvt-and-nfet_05v0_nvt.svg
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.. note:: The only differences between the :model:`sky130_fd_pr__nfet_03v3_nvt` and :model:`sky130_fd_pr__nfet_05v0_nvt` devices are the minimum gate length and the VDS requirements.
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