LOW VOLTAGE DIFFERENTIAL SIGNALING DRIVER WITH PROGRAMMABLE ON-CHIP RESISTOR TERMINATION
First Claim
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1. A low voltage differential signaling driver, comprising:
- a current steering output circuit having a first driver output and a second driver output; and
a programmable on-chip resistor, wherein the programmable on-chip resistor is selectively operable to act as a termination resistor and control an output swing of the driver.
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Abstract
A low voltage differential signaling driver is disclosed and may include a current steering output circuit having a first driver output and a second driver output. The low voltage differential signaling driver may also include a programmable on-chip resistor.
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Citations
33 Claims
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1. A low voltage differential signaling driver, comprising:
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a current steering output circuit having a first driver output and a second driver output; and a programmable on-chip resistor, wherein the programmable on-chip resistor is selectively operable to act as a termination resistor and control an output swing of the driver. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A device, comprising:
a low voltage differential signaling driver, wherein the low voltage differential signaling driver comprises; a current steering output circuit having a first driver output and a second driver output; and a programmable on-chip resistor, wherein the programmable on-chip resistor is selectively operable to act as a termination resistor and control an output swing of the driver. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A device, comprising:
a low voltage differential signaling driver, wherein the low voltage differential signaling driver comprises; a current steering output means having a first driver output and a second driver output; and a programmable on-chip resistor means, wherein the programmable on-chip resistor means is selectively operable to act as a termination resistor and control an output swing of the driver. - View Dependent Claims (17, 18, 19, 20, 21, 22)
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23. A method of converting a complementary metal oxide semiconductor input voltage signal to a differential low voltage signal for off-chip transmission, comprising:
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receiving a complementary metal oxide semiconductor input voltage signal at a low voltage differential signaling driver; converting the complementary metal-oxide semiconductor input voltage signal to a differential output voltage, switching the low voltage differential signaling driver to a first circuit configuration or a second circuit configuration; and selectively controlling a programmable on-chip resistor on the low voltage differential signaling driver in order to control a driver output swing and to provide an on-chip termination resistor. - View Dependent Claims (24, 25, 26, 27)
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28. A device, comprising:
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means for receiving a complementary metal oxide semiconductor input voltage signal at a low voltage differential signaling driver; means for converting the complementary metal-oxide semiconductor input voltage signal to a differential output voltage; means for switching the low voltage differential signaling driver to a first circuit configuration or a second circuit configuration; and means for selectively controlling a programmable on-chip resistor on the low voltage differential signaling driver in order to control a driver output swing and to provide an on-chip termination resistor. - View Dependent Claims (29, 30)
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31. A device, the device comprising:
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logic for receiving a complementary metal oxide semiconductor input voltage signal at a low voltage differential signaling driver; logic for converting the complementary metal-oxide semiconductor input voltage signal to a differential output voltage, logic for switching the low voltage differential signaling driver to a first circuit configuration or a second circuit configuration; and logic for selectively controlling a programmable on-chip resistor on the low voltage differential signaling driver in order to control a driver output swing and selectively provide an on-chip termination resistor. - View Dependent Claims (32, 33)
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Specification