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Why do we need both PMOS and NMOS transistors to implement a pass gate?

logic gate can be constructed from a combination of nMOS and pMOS transistors. CMOS: Two types of transistors are used, pMOS and nMOS.nMOS: negatively doped silicon, rich in electrons.pMOS: positively doped silicon, rich in holes the DUAL of electrons.For electrical reasons, it turns out that pMOS transistors are great at transmitting a logic 1 voltage without signal loss, but the same cannot

Posted in Computers & Technology by Nawraj at 11:29 PM on June 27, 2008

What is TFT in TFT Monitors

Well TFT monitor uses thin-film transistor technology for the ultimate LCD display. LCD monitors, also called flat panel displays, are replacing the old style cathode ray tubes CRTs as the displays of choice. Nearly all LCD monitors today use TFT technology.The benefit of a TFT monitor is a separate, tiny transistor for each pixel on the display.Because each transistor is so small, the amount of charge

Posted in Computers & Technology by Narendra at 8:14 PM on June 09, 2008

. In a FET the electrode, which corresponds to collector in bipolar transistor, is a.sourceb.drainc.gat ed.none

well, Switching off time of a bipolar transistor is improved. When the bipolar transistor is driven to a saturation condition, the collector voltage does not go up rapidly when it is switched off are swept out. In order to avoid saturation, a vertical FET is provided between the base and collector of the bipolar transistor to clamp the base-collector voltage. The channel region of the vertical

Posted in Computers & Technology by Nawraj at 9:24 PM on June 26, 2008

Is their any difference b/w LCD and TFT monitor? and which one is better?

TFT stands for "thin-film transistor" and it is a type of technology used by LCD liquid crystal display screens. Older LCD screens used a type of display called "passive" and they were plagued with ghosting and slow refresh rates. "Active" technology using thin-film transistors makes for brighter and faster screens, so all current color LCD displays use TFT technology

Posted in Computers & Technology by manish at 4:28 PM on July 16, 2008

What does ECP and TTL stand for?

well, ECP is about 10 times faster than the older Centronics standard., and TTL is 1 Short for transistor-transistor logic, a common type of digital circuit in which the output is derived from two transistors.The first semiconductors using TTL were developed by Texas Instruments in 1965. The term is commonly used to describe any system based on digital circuitry, as in TTL monitor.2 Short for Time

Posted in Computers & Technology by Aryan Gusain at 9:48 PM on July 01, 2008
Tags stand, for

What is the reason of the refresh operation in dynamic RAMs ?

Dynamic RAM is the most common type of memory in use today. Inside a dynamic RAM chip, each memory cell holds one bit of information and is made up of two parts: a transistor and a capacitor. These are, of course, extremely small transistors and capacitors so that millions of them can fit on a single memory chip. The capacitor holds the bit of information -- a 0 or a 1 see How Bits and Bytes Work

Posted in Computers & Technology by Nawraj at 8:17 AM on June 26, 2008

CMOS

circuits. Since only one of the circuit types is on at any given time, CMOS chips require less power than chips using just one type of transistor. This makes them particularly attractive for use in battery and symmetrical pairs of p-type and n-type metal oxide semiconductor field effect transistors MOSFETs for logic functions. In CMOS technology, both kinds of transistors are used in a complementary way to form a

Posted in Computers & Technology by kash at 6:39 PM on May 12, 2008

What is TFT?

Stands for Thin Film Transistor. These transistors are used in high-quality flat panel liquid-crystal displays LCDs. TFT-based displays have a transistor for each pixel on the screen. This allows-matrix displays, which are higher-quality than older passive-matrix displays. So if you ever see a TFTAMLCD monitor at your local computer store, it is a thin-film transistor active-matrix liquid crystal display

Posted in Computers & Technology by cool at 12:34 PM on November 17, 2007
Tags tft

hello,i want to know which ICs, tr. are placed in a particular motherboard.plz help me

exposing such event to the part IC. The typical ESD device is the diode, including a diode connected transistor e.g., NPN transistor, with one diode from device ground to the device pin. According to one such event to the part IC. The typical ESD device is the diode, including a diode connected transistor e.g., NPN transistor, with one diode from device ground to the device pin.Assembly 100 includes part IC

Posted in Computers & Technology by ramesh at 1:13 AM on June 05, 2008

what is a transistor?

....A transistor is a semiconductor device, commonly used to amplify or switch electronic signals.A transistor is created by using three layers rather than the two layers used in a diode. You can create either an NPN or a PNP sandwich. A transistor can act as a switch or an amplifier.A transistor looks like two diodes back-to-back. Youd imagine that no current could flow through a transistor because back

Posted in Electronics & Gadgets by harish at 4:09 AM on February 18, 2008

What are tri-state devices and why they are essential in a bus oriented system?

Tri-state devices having exclusive gate output control include a tri-state device having first and second inputs and a tri-state output, a normally-off transistor connected in series between the tri, and an output electrically coupled to a control electrode of said normally-off transistor so that the tri-state output becomes electrically connected through the normally-off transistor to the first reference

Posted in Computers & Technology by Nawraj at 2:24 AM on June 28, 2008

Hello anyone, can you suggest me which parts are necessory to repair a motherboard. thanks

device is the diode, including a diode connected transistor e.g., NPN transistor, with one diode from device ground to the device pin.Assembly 100 includes part IC 130 having pin 110 typically a plurality the associated current to ground rather than exposing such event to the part IC. The typical ESD device is the diode, including a diode connected transistor e.g., NPN transistor, with one diode from device ground

Posted in Computers & Technology by ramesh at 1:09 AM on June 05, 2008

What is TFT?

A display screen made with TFT thin-film transistor technology is a liquid crystal display LCD, common in notebook and laptop computers, that has a transistor for each pixel that is, for each of the tiny elements that control the illumination of your display. Having a transistor at each pixel means that the current that triggers pixel illumination can be smaller and therefore can be switched

Posted in Computers & Technology by cool at 11:40 AM on November 22, 2007
Tags tft

watz diff bween LCD n TFT monitor??

well;TFT stands for "thin-film transistor" and it is a type of technology used by LCD liquid crystal display screens. Older LCD screens used a type of display called "passive" and they were plagued with ghosting and slow refresh rates. "Active" technology using thin-film transistors makes for brighter and faster screens, so all current color LCD displays use TFT technology

Posted in Computers & Technology by Ashish Singh at 4:54 PM on October 08, 2008

anyone suggest me which parts are necessory to repair a motherboard.plz help

exposing such event to the part IC. The typical ESD device is the diode, including a diode connected transistor e.g., NPN transistor, with one diode from device ground to the device pin.Assembly 100 includes transistor e.g., NPN transistor, with one diode from device ground to the device pin.According to one embodiment, an ESD device or devices of a part IC such as an integrated circuit chip on a package

Posted in Computers & Technology by ramesh at 1:07 AM on June 05, 2008
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