摘要:
A semiconductor memory device includes: a core region having a plurality of bank sets for outputting/storing a data in response to an inputted address, wherein each bank set includes one bank, one row address control unit and two column address control units; and a peripheral region having two pad groups, wherein two pad groups are respectively located at the opposite side of the core region.
摘要:
A semiconductor memory device includes: a memory core area; a plurality of address input pads for transferring addresses; a first address buffer part for receiving the addresses and outputting first addresses; a plurality of multi I/O pads for inputting/outputting data or inputting/outputting addresses/data while multiplexing the addresses/data; a data I/O buffer part for receiving data from the plurality of multi I/O pads and transferring the data to the memory core area or receiving and outputting addresses; a second address buffer part for receiving the addresses from the data I/O buffer part and outputting second addresses; an address multiplexer part for combining the first addresses and the second addresses and outputting data access addresses to the memory core area; and a path control part for controlling the address multiplexer part.
摘要:
A semiconductor memory device includes: a memory core area; a plurality of address input pads for transferring addresses; a first address buffer part for receiving the addresses and outputting first addresses; a plurality of multi I/O pads for inputting/outputting data or inputting/outputting addresses/data while multiplexing the addresses/data; a data I/O buffer part for receiving data from the plurality of multi I/O pads and transferring the data to the memory core area or receiving and outputting addresses; a second address buffer part for receiving the addresses from the data I/O buffer part and outputting second addresses; an address multiplexer part for combining the first addresses and the second addresses and outputting data access addresses to the memory core area; and a path control part for controlling the address multiplexer part.
摘要:
An analog-to-digital converter outputs a reliable digital value corresponding to an input analog value without regard to variation of process, temperature and driving voltage. The analog-to-digital converter includes a voltage comparator for comparing an input voltage with a comparison voltage, a binary up/down counter for up/down converting an outputted binary digital code based on the comparison result of the voltage comparator, a digital-to-analog converting unit for converting the binary digital code that is transferred from the up/down counter as the comparison voltage by using a bias voltage and an offset voltage and for outputting a feedback upper threshold voltage and a feedback lower threshold voltage, and a feedback bias unit for comparing the feedback upper threshold voltage with an upper threshold voltage having the maximum level of the input voltage to output the bias voltage and comparing the feedback lower threshold voltage with a lower threshold voltage having the minimum level of the input voltage to output the offset voltage.
摘要:
A semiconductor memory device for an effective data access operation includes a cell area having N+1 number of unit cell blocks, each including M number of word lines, for storing a data in a unit cell corresponding to an inputted address; N+1 number of unit controlling blocks having respective state machines and corresponding to the respective N+1 unit cell blocks for controlling a data restoration that is accessed from a first unit cell block selected from the N+1 unit cell blocks into the first unit cell block or a second unit cell block; and a driving controlling block for controlling the N+1 unit cell blocks so that the N+1 unit controlling means are in one of first to fourth operation states.
摘要:
A DRAM with a general interleaving scheme for data input/output uses a normal bank structure. The DRAM provides a high-performance without consideration of a data access pattern. In order to implement the high-performance, the DRAM includes a plurality of normal banks, at least one cache bank, which has the same data access scheme with the normal banks, for selectively storing data with a normal bank selected at a read mode and a controller for controlling the access to the cache bank and the selected normal bank when continuous read commands are occurred to the selected normal bank.
摘要:
A duty cycle correction (DCC) circuit including first and second clock dividers for dividing ordinary and sub-input clocks. Optional first and second variable delay devices delay the divided clocks. First and second mixers mix an optionally delayed ordinary divided clock and sub-ordinary divided clock, or an ordinary divided clock and an optionally delayed sub-ordinary divided clock. A logic combination device is included to produce a clock at the same frequency as the ordinary and sub-input clocks, with a corrected duty cycle.
摘要:
A digital broadcasting transmitter including a Reed-Solomon (RS) encoder to encode signaling information, and a randomizer to randomize a stream including the signaling information encoded by the RS encoder. The signaling information is used by a receiver to demodulate and/or equalize the stream.
摘要:
An array substrate of a liquid crystal display device having a thin film transistor on a color filter structure and a method of fabricating the same are disclosed in the present invention. The liquid crystal display device having a thin film transistor on color filter structure array substrate includes a gate line and a gate electrode on a substrate, the gate line and the gate electrode being formed of a light-shielding material, a color filter layer on the substrate, covering edge portions of the gate line and the gate electrode, an overcoat layer over the substrate covering the color filter, the overcoat layer having openings exposing portions of the gate line and the gate electrode, a gate insulating layer on the overcoat layer, the color filter layer, the gate line, and the gate electrode, a semiconductor layer on the gate insulating layer, wherein the semiconductor layer has a width smaller than the gate electrode, source and drain electrodes on the gate insulating layer, contacting portions of the semiconductor layer, wherein the gate electrode, the semiconductor layer, the source electrode, and the drain electrode constitute a thin film transistor, a data line on the gate insulating layer, extending from the source electrode, crossing the gate line, and defining a pixel region, a passivation layer covering the thin film transistor and the data line and having a drain contact hole exposing a portion of the drain electrode, and a pixel electrode on the passivation layer, contacting the drain electrode through the drain contact hole.
摘要:
A 3D non-volatile memory device includes a plate-type lower select line formed over a substrate, a lower select transistor formed in the lower select line, a plurality of memory cells stacked over the lower select transistor, an upper select transistor formed over the memory cells, and a line-type common source line formed over the substrate and spaced from the lower select line.