Dynamic type semiconductor memory device
First Claim
1. A dynamic type semiconductor memory device comprising a refresh circuit, a plurality of semiconductor memory cells which are connected across a data input line and a data output line, a plurality of read/write command signal line and a plurality of word selection lines which are provided for each of said semiconductor memory cells, each of said semiconductor memory cells comprises serially connected first and second transistors of the opposite polarity, the gate electrodes of said first and second transistors being connected to said read/write command signal line and said data input line, respectively, a third transistor connected across said data output line and said word selection line, the gate electrode of said third transistor being connected to the node between said first and second transistors, and a parasitic capacitance formed at the common node between said first, second and third transistors for storing data.
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Abstract
The dynamic type semiconductor memory device comprises a refresh circuit and a plurality of memory cells which are connected between a data input line and a data output line, a plurality of read/write command signal lines and a plurality of word selection lines provided for respective semiconductor memory cells. Each semiconductor memory cell comprises serially connected first p-channel MOS transistor and a second n-channel MOS transistor having gate electrodes connected to the read/write command signal line and the data input line respectively, a third p-channel MOS transistor connected between the data output line and the word selection line and having a gate electrode connected to the node between the first and second transistors, and a parasitic capacitance connected to the node between the first and second transistors for storing data.
9 Citations
13 Claims
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1. A dynamic type semiconductor memory device comprising a refresh circuit, a plurality of semiconductor memory cells which are connected across a data input line and a data output line, a plurality of read/write command signal line and a plurality of word selection lines which are provided for each of said semiconductor memory cells, each of said semiconductor memory cells comprises serially connected first and second transistors of the opposite polarity, the gate electrodes of said first and second transistors being connected to said read/write command signal line and said data input line, respectively, a third transistor connected across said data output line and said word selection line, the gate electrode of said third transistor being connected to the node between said first and second transistors, and a parasitic capacitance formed at the common node between said first, second and third transistors for storing data.
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2. A dynamic type semiconductor memory device comprising a refresh circuit connected across a data input line and a data output line;
- a plurality of semiconductor memory cells connected across said data input line and said data output line;
a plurality of read/write command signal lines and a plurality of word selection lines for respective semiconductor memory cells; and
address gate circuit connected across said data input line and said data output line;
each of said semiconductor memory cells comprising serially connected first and second transistors of the opposite polarity, the gate electrodes of said first and second transistors being connected to said read/write command signal line and said data input line respectively, a third transistors connected across the data output line and said word selection line and having a gate electrode connected to the node between said first and second transistors, and a parasitic capacitance formed at the common node between said first, second and third transistors for storing data. - View Dependent Claims (3, 4)
- a plurality of semiconductor memory cells connected across said data input line and said data output line;
- 5. A dynamic type semiconductor memory device comprising a refresh circuit, a plurality of semiconductor memory cells, and an address gate circuit which are respectively connected across a data input line and a data output line, and a plurality of read/write command signal lines and a plurality of word selection lines which are provided for respective semiconductor memory cells, each of said semiconductor memory cells comprising serially connected first and second transistors of the opposite polarity, the gate electrodes of said first and second transistors being connected to said read/write command signal line and said data input line respectively, third and fourth transistors which are connected in series between said data output line and a point charged at a definite potential, the gate electrodes of said third and fourth transistors being connected to the node between said first and second transistors and said word selection line respectively, and a parasitic capacitance formed at the node between said first and second transistors for storing data.
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8. A dynamic type semiconductor memory device comprising a refresh circuit connected between a data input line and a data output line;
- a plurality of semiconductor memory cells connected between said data input and output lines;
a plurality of read/write command signal lines and a plurality of word selection lines provided for respective semiconductor memory cells; and
an address gate circuit connected between said data input line and said data output line;
each of said semiconductor memory cells comprises serially connected first and second transistors of the opposite polarity the gate electrodes of which are connected to said data input line and said read/write command signal line respectively, a third transistor connected between said data output line and said word selection line, the gate electrode of said third transistor being connected to the node between said first and second transistors, and a parasitic capacitance connected to the common node between said first, second and third transistor for storing data. - View Dependent Claims (9, 10)
- a plurality of semiconductor memory cells connected between said data input and output lines;
- 11. A dynamic type semiconductor memory device comprising a refresh circuit, a plurality of semiconductor memory cells and an address gate circuit which are connected between a data input line and a data output line, a plurality of read/write command signal lines, and a plurality of word selection lines, said read/write command signal lines and word selection lines provided for respective semiconductor memory cells, each of said semiconductor memory cells comprising serially connected first and second transistors of the opposite polarity, the gate electrodes of said first and second transistors being connected to said data input line and said read/write command signal line respectively, third and fourth transistors which are connected in series between said data output line and a point charged at a predetermined potential, the gate electrodes of said third and fourth transistors being connected to the node between said first and second transistors and said word selection line respectively, and a parasitic capacitance formed at the node between said first and second transistors for storing data.
Specification