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US 2012/0268207 A1Published application
Integrated circuit
AssigneeHynix Semiconductor Inc.
InventorKwan-Dong KIM
Life of this patent
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Abstract
An integrated circuit includes an input unit and a voltage level detecting unit. The input unit is configured to output differential amplification signals corresponding to differential input signals in response to a voltage level detection signal. The voltage level detecting unit is configured to detect a voltage level of the differential amplification signals and output the voltage level detection signal.
Claims20
An integrated circuit comprising:
- an input unit configured to output differential amplification signals corresponding to differential input signals in response to a voltage level detection signal;
- and
- a voltage level detecting unit configured to detect a voltage level of the differential amplification signals and output the voltage level detection signal.
An integrated circuit comprising:
- a bias generating unit comprising a bias unit disposed between a high power supply voltage terminal and a first common node to change a DC level of differential input signals and output differential bias signals, and a first current source disposed between the first common node and a low power supply voltage terminal;
- a differential amplifying unit comprising a differential input unit configured to selectively connect a second common node and differential output terminals in response to the differential bias signals, a loading unit configured to supply a high power supply voltage to the differential output terminals in response to a voltage level detection signal, and a second current source disposed between the second common node and the low power supply voltage terminal;
- and
- a voltage level detecting unit comprising a sampling unit configured to sample voltage levels of the differential output terminals, and a voltage level detection signal generating unit configured to generate the voltage level detection signal in response to an enable signal and an output signal of the sampling unit.
1 more element
An integrated circuit comprising:
- an input unit configured to input first Return to Zero (RZ)-type differential signals in response to a voltage level detection signal;
- a voltage level detecting unit configured to detect a voltage level of second RZ-type differential signals outputted from the input unit and output the voltage level detection signal;
- and
- a first signal converting unit configured to output first Non-Return to Zero (NRZ)-type differential signals corresponding to the second RZ-type differential signals.
1 more element
Dependencies are inferred from the claim text.