Electrically erasable programmable read-only memory (EEPROM)
A storage unit and capacitor technology, applied in electrical components, electric solid devices, circuits, etc., can solve problems such as unfavorable chip working field strength, information loss, wrong writing, etc., to improve data storage capabilities, improve data storage capabilities, The effect of operating voltage reduction
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0019] Example one
[0020] Such as figure 1 An EEPROM memory cell is shown, the semiconductor substrate is a P-type doped epitaxial silicon wafer 100, a PMOS capacitor 110, a polysilicon capacitor 120, an NMOS selector tube 130, and an NMOS read tube 140 are formed on the semiconductor substrate; The PMOS capacitor 110 includes: ion implantation on the p-type doped epitaxial silicon wafer 100 to form an n-well 112, a gate oxide layer 102a, a gate oxide layer 102b, a floating gate 122a placed on the gate oxide layer 102a, source and drain Zone one 114a, source and drain zone two 114b, a MOS capacitor contact hole 116a placed on the source and drain zone 114a and a MOS capacitor contact hole 116b placed on the source and drain zone two 114b, the floating gate 122a serves as a PMOS capacitor The first MOS capacitor contact hole 116a and the second MOS capacitor contact hole 116b are short-circuited for connection to the DL, and the source-drain region 114a and the source-drain reg...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap