Samsung Electronics Co., Ltd.

Rahul Singh

Min-Su Kim

Suhwan Kim

Ah-Reum Kim

Gun-Ok Jung

Hyoung Wook Lee

Chung-Hee Kim

Hyoung-Wook Lee

An example embodiment discloses a flip-flop including a first inverter configured to invert first data, first and second transistors connected to each other in series and configured to receive the inverted first data and a first clock, respectively, a third transistor and a first gate configured to perform a logic operation on the first data and the first clock, the third transistor configured to receive an output of the logic operation. The second transistor and the third transistor are connected to a first node.

Semiconductor circuit and semiconductor system

Provided are a semiconductor circuit and a method of operating the same. The semiconductor circuit includes a first pulse generating circuit enabled to a rising edge of a clock signal and configured to generate a first read pulse, a second pulse generating circuit enabled to a rising edge of the clock signal and configured to generate a second read pulse independent of the first read pulse, a dynamic pull-down stage configured to develop a voltage level of a first dynamic node based at least on data values of an input signal and the first and second read pulses, and a dynamic pull-up stage configured to develop a voltage level of a second dynamic node based at least on data values of the input signal and the first and second read pulses.

Semiconductor circuit and method of operating the same

Provided is a semiconductor circuit. The semiconductor circuit includes a pulse generator which is enabled by a rising edge of a clock signal and generates a read pulse which varies depending on a voltage of a feedback node; and a sense amplifier which generates a voltage of a dynamic node and the voltage of the feedback node in accordance with a data value of an input signal using the read pulse.

Clock gating circuit

A clock-delayed domino logic circuit includes a first pre-charge circuit configured to pre-charge a first dynamic node with a pre-charge voltage in response to a first clock signal received via a first control terminal during a pre-charge operation; a first logic network configured to determine a logic level of the first dynamic node in response to first input data signals during an evaluation operation; and a first storage circuit which is connected between the first control terminal and the first dynamic node.

Clock-delayed domino logic circuit

A domino logic circuit includes a first evaluation unit, a second evaluation unit and an output unit. The first evaluation unit precharges a first dynamic node, discharges a footer node in a first phase of a clock signal, and evaluates a plurality of input signals to determine a logic level of the first dynamic node in a second phase of the clock signal. The second evaluation unit precharges a second dynamic node in the first phase of the clock signal, and determines a logic level of the second dynamic node in response to a logic level of the footer node in the second phase of the clock signal. The output unit provides an output signal having a logic level according to levels of a first voltage of the first dynamic node and a second voltage of the second dynamic node.

Growing community of inventors

Yongin-si, South Korea

Rahul Singh