Memory and memory module including the same
First Claim
Patent Images
1. A memory unit, comprising:
- a first data transferring/receiving unit suitable for transferring/receiving data through a first data bus for communication with a host;
a second data transferring/receiving unit suitable for transferring/receiving data through a second data bus for a data backup;
a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs;
a cell array;
an internal data bus electrically coupled to the cell array; and
a selection unit suitable for allowing the internal data bus to transfer data to and from one of the first and second data transferring/receiving units.
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Abstract
A memory unit including a first data transferring/receiving unit suitable for transferring/receiving data through a first data bus for communication with a host, a second data transferring/receiving unit suitable for transferring/receiving data through a second data bus for a data backup, and a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs in the host.
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Citations
13 Claims
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1. A memory unit, comprising:
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a first data transferring/receiving unit suitable for transferring/receiving data through a first data bus for communication with a host; a second data transferring/receiving unit suitable for transferring/receiving data through a second data bus for a data backup; a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs; a cell array; an internal data bus electrically coupled to the cell array; and a selection unit suitable for allowing the internal data bus to transfer data to and from one of the first and second data transferring/receiving units. - View Dependent Claims (2, 3)
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4. A memory unit, comprising:
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a first data transferring/receiving unit suitable for transferring/receiving data through a first data bus for communication with a host; a second data transferring/receiving unit suitable for transferring/receiving data through a second data bus for a data backup; and a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs, wherein the first data transferring/receiving unit and the second data transferring/receiving unit transfer and receive a data and a data strobe signal for strobing the data through a corresponding one of the first and second data buses, individually.
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5. A memory unit, comprising:
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a first data transferring/receiving unit suitable for transferring/receiving data through a first data bus for communication with a host; a second data transferring/receiving unit suitable for transferring/receiving data through a second data bus for a data backup; a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs; a command receiving unit suitable for receiving a plurality of command signals; a command decoding unit suitable for decoding the command signals that are received through the command receiving unit to generate an internal setup command signal, an internal setup reset command signal, and a plurality of internal command signals; and a setup circuit suitable for performing a setup operation in response to the internal setup command signal and initializing setup values in response to the internal setup reset command signal.
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6. A memory module, comprising:
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a volatile memory suitable for communicating with a host through a first data bus and transferring and receiving backup data through a second data bus; a nonvolatile memory suitable for backing up the data of the volatile memory that is transferred through the second data bus when a power failure occurs in the host; and an emergency power supplier suitable for supplying power for backing up the data of the volatile memory into the nonvolatile memory when the power failure occurs in the host, wherein the volatile memory includes; a first data transferring/receiving unit suitable for transferring/receiving a data through the first data bus; a second data transferring/receiving unit suitable for transferring/receiving a data through a second data bus; a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs in the host; a cell array; an internal data bus electrically coupled to the cell array; and a selection unit suitable for allowing the internal data bus to transfer data to and from one of the first and second data transferring/receiving units. - View Dependent Claims (7, 8, 9)
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10. A memory module, comprising:
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a volatile memory suitable for communicating with a host through a first data bus and transferring and receiving backup data through a second data bus; a nonvolatile memory suitable for backing up the data of the volatile memory that is transferred through the second data bus when a power failure occurs in the host; and an emergency power supplier suitable for supplying power for backing up the data of the volatile memory into the nonvolatile memory when the power failure occurs in the host, wherein the volatile memory includes; a first data transferring/receiving unit suitable for transferring/receiving a data through the first data bus; a second data transferring/receiving unit suitable for transferring/receiving a data through a second data bus; and a control unit suitable for controlling the first data transferring/receiving unit and the second data transferring/receiving unit to be activated or inactivated according to whether a power failure occurs in the host, wherein the first data transferring/receiving unit and the second data transferring/receiving unit transfer and receive data and a data strobe signal for strobing the data through a corresponding one of the first and second data buses, individually.
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11. A memory unit, comprising:
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a command receiving unit suitable for receiving a plurality of command signals; a command decoding unit suitable for decoding the command signals that are received through the command receiving unit to generate an internal setup command signal, an internal setup reset command signal, and a plurality of internal command signals; and a setup circuit suitable for performing a setup operation in response to the internal setup command signal and initializing setup values in response to the internal setup reset command signal. - View Dependent Claims (12, 13)
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Specification