Regulating device, clock buffering device, and computing system

A clock buffering device configured to receive a clock signal and an activation command from a host device and output a buffered clock signal based on the clock signal, the clock buffering device comprising:

• a clock buffer configured to buffer the clock signal and output the buffered clock signal;
• and
• a regulating device configured to supply first load current and second load current to the clock buffer, based on the clock signal and the activation command,
• wherein the regulating device comprises:
• a first regulator configured to supply the first load current, based on the clock signal and the activation command;
• and
• a second regulator configured to supply the second load current based on output voltage of the regulating device, and
• wherein the first regulator comprises:
• a control signal generator configured to generate an activation control signal and a toggle control signal, based on the clock signal and the activation command;
• a current adapter configured to generate a plurality of adjustment values representing a degree of adjustment of the output voltage, based on the activation control signal and the toggle control signal;
• and
• a current supply circuit configured to supply the first load current, based on the activation control signal, the toggle control signal, and the plurality of adjustment values.

A computing system comprising:

• a host device;
• and
• a memory device configured to receive a clock signal and an activation command from the host device,
• wherein the memory device comprises a clock buffering device configured to receive the clock signal and the activation command and output a buffered clock signal based on the clock signal, and
• the clock buffering device comprises:
• a clock buffer configured to buffer the clock signal and output the buffered clock signal;
• and
• a regulating device configured to supply first load current and second load current to the clock buffer, based on the clock signal and the activation command, and
• wherein the regulating device comprises:
• a first regulator configured to supply the first load current, based on the clock signal and the activation command;
• and
• a second regulator configured to supply the second load current based on output voltage of the regulating device, and
• wherein the first regulator comprises:
• a control signal generator configured to generate a plurality of control signals, based on the clock signal and the activation command;
• a current adapter configured to generate a plurality of adjustment values representing a degree of adjustment of the output voltage, based on at least some of the plurality of control signals;
• and
• a current supply circuit configured to supply the first load current, based on at least some of the plurality of control signals and the plurality of adjustment values.