TRI-STATE OUTPUT DRIVER ARRANGING METHOD AND MEMORY DEVICE USING THE SAME
First Claim
1. A device comprising:
- a first sensing amplifier to amplify data received from the memory array;
a first driver to generate a first tri-state signal responsive to the amplified data from an first sensing amplifier and to provide the first tri-state signal to a data bus line;
a second sensing amplifier to amplify data received from the memory array; and
a second driver to generate a second tri-state signal responsive to the amplified data from an second sensing amplifier and to provide the second tri-state signal to the data bus line, where the first sensing amplifier and the first driver are located in different regions of the device, and the second sensing amplifier and the second driver are located in a common region of the device.
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Accused Products
Abstract
A memory device includes a first sensing amplifier to amplify data received from the memory array, a first driver to generate a first tri-state signal responsive to the amplified data from an first sense amplifier and to provide the first tri-state signal to a data bus line, a second sensing amplifier to amplify data received from the memory array, and a second driver to generate a second tri-state signal responsive to the amplified data from an second sense amplifier and to provide the second tri-state signal to the data bus line, where the first sensing amplifier and the first driver are located in different regions of the device, and the second sensing amplifier and the second driver are located in a common region of the device.
23 Citations
16 Claims
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1. A device comprising:
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a first sensing amplifier to amplify data received from the memory array; a first driver to generate a first tri-state signal responsive to the amplified data from an first sensing amplifier and to provide the first tri-state signal to a data bus line; a second sensing amplifier to amplify data received from the memory array; and a second driver to generate a second tri-state signal responsive to the amplified data from an second sensing amplifier and to provide the second tri-state signal to the data bus line, where the first sensing amplifier and the first driver are located in different regions of the device, and the second sensing amplifier and the second driver are located in a common region of the device. - View Dependent Claims (2, 3, 6, 7)
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4. The device of claim I where the first driver includes
a first transistor configured to output a supply voltage to the data bus line responsive to a first output signal from the first sensing amplifier; - and
a second transistor configured to output a ground voltage to the data bus line responsive to a second output signal from the first sensing amplifier. - View Dependent Claims (5)
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8. A device comprising:
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a plurality of input units to generate driver input signals responsive to data received from a memory array; and a plurality of drivers, each to generate a tri-state signal responsive to respective driver input signals from associated input units, the drivers to load an output line with the tri-state signals, each tri-state signal providing a substantially equal output load to the output line. - View Dependent Claims (9, 10, 11)
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12. A method comprising:
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arranging a first sensing amplifier and a first driver of a first input/output line sensing amplifier in separate regions of a memory device, the first driver to load a data bus line with a first tri-state output; and arranging a second sensing amplifier and a second driver of a second input/output line sensing amplifier in a common region of the memory device, the second driver to load the data bus line with a second tri-state output, where the second tri-state output loads the data bus line substantially the same as the first tri-state output. - View Dependent Claims (13)
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14. A method comprising:
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providing driver input signals to a plurality of drivers responsive to data signals from a memory array; generating tri-state output signals responsive to the driver input signals; and loading a data bus line with the tri-state output signals, each tri-state output signal loading the data bus line with a substantially equal output load. - View Dependent Claims (15, 16)
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Specification