Help Needed on 12 Transistor CMOS SRAM Cell Schematic

In summary, the conversation is about help with a schematic for a 12 transistor CMOS SRAM cell. The person is familiar with implementing an inverter and transmission gates, but is confused about inverting the input of the buffer and tying everything together. They may have been stuck on the difference in symbols, but it is clarified that it should not affect the circuit.
  • #1
Shackman
22
2
I am looking for help on a schematic for a 12 transistor CMOS SRAM cell shown below. I understand how to implement the inverter and transmission gates and how a tri state inverter works, but I am confused when it comes to inverting the input of the buffer and how to tie it all together. Thanks in advance.

--Sorry, but the image doesn't seem to be appearing after i placed the link in the <img> </img> brackets (with [] instead of <>). Here is the link

http://yfrog.com/0u12tsramp

http://yfrog.com/0u12tsramp
 
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  • #2
Shackman said:
I am looking for help on a schematic for a 12 transistor CMOS SRAM cell shown below. I understand how to implement the inverter and transmission gates and how a tri state inverter works, but I am confused when it comes to inverting the input of the buffer and how to tie it all together. Thanks in advance.

--Sorry, but the image doesn't seem to be appearing after i placed the link in the <img> </img> brackets (with [] instead of <>). Here is the link

http://yfrog.com/0u12tsramp

http://yfrog.com/0u12tsramp

In terms of "inverting the input of the buffer", it may just be an inverter drawn that way. I'm not familiar with many 12T SRAM circuits, but I believe that an inverter is just an inverter, and showing the inversion circle at the input of the symbol instead of at the output doesn't affect anything (I could be wrong -- I can check at work on Monday).
 
  • #3
That makes sense, I'm not sure why I got so bogged down in the difference in the symbol. Thanks.
 

1. What is a CMOS SRAM cell schematic?

A CMOS SRAM (Complementary Metal-Oxide-Semiconductor Static Random-Access Memory) cell schematic refers to the circuit diagram of a type of memory cell that stores data in electronic devices. It is a combination of transistors and capacitors that can hold a bit of information.

2. Why are there 12 transistors in the CMOS SRAM cell schematic?

The 12 transistors in the CMOS SRAM cell schematic are used to create a stable and efficient memory cell. They work together to store and retrieve data using a combination of high and low voltage signals, making it a reliable memory storage unit.

3. What is the purpose of using CMOS technology in SRAM cell schematics?

CMOS (Complementary Metal-Oxide-Semiconductor) technology is used in SRAM cell schematics because it offers low power consumption and high speed performance. This is important for devices that require fast and efficient memory storage, such as computers and smartphones.

4. How does the SRAM cell schematic differ from other types of memory cells?

The SRAM cell schematic differs from other types of memory cells, such as DRAM (Dynamic Random-Access Memory), in that it does not require constant refreshing to maintain data. This makes it faster and more efficient, but also more expensive and takes up more space on a chip.

5. What are the benefits of using a 12 transistor CMOS SRAM cell schematic?

The 12 transistor CMOS SRAM cell schematic offers several benefits, including high speed performance, low power consumption, and non-volatility (data is not lost when power is turned off). It is also smaller in size compared to other types of memory cells, making it a popular choice for electronic devices with limited space.

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