The register consists of eight dtype flipflops with a common clock and an asynchronous active low master reset. Dm54ls154dm74ls154 4line to 16line decodersdemultiplexers may 1989 dm54ls154dm74ls154 4line to 16line decodersdemultiplexers general description each of these 4lineto16line decoders utilizes ttl circuitry to decode four binarycoded inputs into one of sixteen mutually exclusive outputs when both the strobe inputs, g1 and g2, are low. Ibm mobile systems thinkpad computer hardware maintenance manual. Dm74ls8 dm74ls9 decoderdemultiplexer physical dimensions inches millimeters unless otherwise noted continued 16lead plastic dualinline package pdip, jedec ms001, 0.
The device has two independent decoders, each accepting two inputs and providing four mutually exclusive active low outputs. Dm74ls8 dm74ls9 decoderdemultiplexer dm74ls8 dm74ls9 decoderdemultiplexer general description these schottkyclamped circuits are designed to be used in highperformance memorydecoding or datarouting applications, requiring very short propagation delay times. Dm74ls00 quad 2input nand gate physical dimensions inches millimeters unless otherwise noted continued 14lead plastic dualinline package pdip, jedec ms001, 0. Specify by appending the suffix letter x to the ordering code. The chip is designed for decoding or demultiplexing applications and comes with 3 inputs to 8 output setup. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of. A 1socket system with a 6core ibm power8 processor is available in either a rack or tower configuration. Low power schottky logic, 74ls8 datasheet, 74ls8 circuit, 74ls8 data sheet. Philips semiconductors product specification 1of8 decoderdemultiplexer 74als8 1996 jul 03 2 8531848 17016 features demultiplexing capability multiple input enable for easy expansion ideal for memory chip select decoding description the. Dm74ls32 quad 2input or gate university of southern. Fe20o fe2010 0d00523 8088 motherboard schematics faraday motherboard 8088 pc xt motherboard ibm computer schematics 8088 intel 8284 clock generator computer schematics 8088 c8087 ic 8237 dma controler 8088 ram 256k ic dma 8237 8088. This device is supplied in a 20pin package featuring 0. This device is ideally suited for high speed bipolar memory chip select address.
There are two active low enable inputs e1 and e2, and one active high enable input e3. Tsl230 and a 74ls8 3 line to 8 line decoder tied to some leds, we can construct a uv monitor. These schottkyclamped circuits are designed to be used. Sn5474ls8 1of8 decoder demultiplexer datasheet catalog. June 20 diodes incorporated 74hc8 3 to 8 line decoder demultiplexer description. Ti defines rohs to mean semiconductor products that are compliant with the current eu rohs requirements for all 10 rohs substances, including the requirement that rohs substance. Dm74ls112a dual negativeedgetriggered masterslave jk flipflop with preset, clear, and complementary outputs physical dimensions inches millimeters unless otherwise noted continued. Dm74ls04 hex inverting gates physical dimensions inches millimeters unless otherwise noted continued 14lead plastic dualinline package pdip, jedec ms001, 0. The ls251 can be used as a universal function generator to generate any logic function of four variables. Typical parameters which may be provided in scillc data sheets andor specifications can and do vary in different applications and actual performance may. Ti defines rohs to mean semiconductor products that are compliant with the current eu rohs requirements for all 10 rohs substances, including the requirement that rohs substance do not exceed 0. Electronic component search and free download site.
Fairchild, alldatasheet, datasheet, datasheet search site for electronic components. The multiple input enables allow parallel expansion to a 1of24 decoder using just three ls8 devices or to a 1of32. Floppy disk controller replace 50 ic s in ibm design integrated parallel port, form factor. This device is ideally suited for highspeed bipolar memory chip select address decoding. They offer active low, high sink current outputs for driving indicators directly. Ibm mobile systems thinkpad computer hardware maintenance manual february 2003 this manual supports. Decodersdrivers the sn5474ls247 thru sn5474ls249 are bcdtosevensegment decoderdrivers. The multiple input enables allow parallel expansion to a 1. Ss, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. The ic 74ls8 is a 16pin integrated circuit, and each pin of this ic is discussed below.
Octal d flipflop with clear the sn5474ls273 is a highspeed 8bit register. It provides, in one package, the ability to select one bit of data from up to eight sources. Dm54ls154dm74ls154 4line to 16line decodersdemultiplexers. Philips semiconductors product specification 1of8 decoderdemultiplexer 74als8 1996 jul 03 4 absolute maximum ratings operation beyond the limit set forth in this table may impair the useful life of the device. Seven nand gates and one driver are connected in pairs. Sn74198 application notes, sn74198 circuits, sn74198 pinout, sn74198 pdf. Decoderdemultiplexer, 74ls8 datasheet, 74ls8 circuit, 74ls8 data sheet.
Fairchild decoderdemultiplexer,alldatasheet, datasheet, datasheet search site for electronic. Design and implementation of digital ic tester interface to ibm. Dm74ls112a dual negativeedgetriggered masterslave jk flip. Ibm catalog first page, datasheet, datasheet search, data sheet, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, semiconductors. The lsttlmsi sn5474ls8 is a high speed 1of8 decoder demultiplexer. In highperformance memory systems these decoders can. Ss low power schottky logic,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Tools for your hybrid environment weve raised a lot of questions with this look at the modern hybrid it environment, and now lets find some answers. Help you support your dynamic business needs efficiently while minimizing risk. This ic is mainly used in demultiplexing applications with the help of an enable pin like a data input pin. Information present at a data d input is transferred to the q output when the enable is high and the q output will follow the data input as long as the enable. It accepts two 4bit binary words a1a4, b1b4 and a carry input c 0. Important notice texas instruments and its subsidiaries ti reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information. Dm74ls32 quad 2input or gate dm74ls32 quad 2input or gate general description this device contains four independent gates each of which performs the logic or function.
Sn74198 datasheet, sn74198 pdf, datasheet, datas sheet, fiche technique, datasheets, fiches techniques, pdf, texas instruments, registres a decalage. Pdf 74ls8, 74ls8 74s8 n74sbn, n74ls8n n74ls8d, n74s8d 1n916, 1n3064, 500ns pin diagram of ic 74ls8 74ls8 pin configuration ic 74ls8 74ls8 pin diagram 74ls8 function logic of 74ls8 74ls8 3 to 8. Pinning 74hc8 74hct8 a0 vcc a1 y0 a2 y1 e1 y2 e2 y3 e3 y4 y7 y5 gnd y6. The filter is designed as a plug in expansion board for ibm pc atxt or compatibles. Every output will be high unless e1 and e2 are low and e3 is high. Where designed to be soldered at high temperatures, rohs products are. The ls247 and ls248 are functionally and electrically identical to the ls47 and ls48 with the same pinout configuration.
And also the inputs of this ic is clamped with schottky diodes which are the high performance to contain line ringing as well as system design simplify 74ls8 pin configuration. Each decoder has an active low enable input which can be used as a data input for a 4output demultiplexer. This device is ideally suited for high speed bipolar memory chip select address decoding. Synchronous operation is provided by having all flipflops clocked simultaneously, so that the outputs change togeth. The ls249 is a 16pin version of the 14pin ls49 and includes full functional capability for lamp test and. The ls151 can be used as a universal function generator to generate any logic function of four variables. The multiple input enables allow parallel expansion to a 1of24 decoder using just. The multiple input enables allow parallel expansion to a 1of24 decoder using just three ls8 devices or to a 1of32 decoder using four ls8s and one inverter. Dm74ls14 hex inverter with schmitt trigger inputs physical dimensions inches millimeters unless otherwise noted continued 14lead plastic dualinline package pdip, jedec ms001, 0. The design is also made for the chip to be used in highperformance memorydecoding or datarouting applications, requiring very short propagation delay times. Sn74198s datasheet is the same as sn74198 share this. Device software consist of three main functions which are.
Interfacing eight ad664s to an mc6801 and a motorola 74ls8. Bcd to 7segment decoderdriver the sn5474ls47 are low power schottky bcd to 7segment decoder drivers consisting of nand gates, input buffers and seven andorinvert gates. In highperformance memory systems these decoders can be used to minimize the effects of system decoding. Find ibm storage solution briefs, white papers, data sheets and more. Dual 1of4 decoder demultiplexer the lsttlmsi sn5474ls9 is a high speed dual 1of4 decoderdemultiplexer. The lsttlmsi sn54 74ls8 is a high speed 1of8 decoder demultiplexer. The lsttlmsi sn5474ls8 is a high speed 1of8 decoder. The higher performance 8core system is available in a rack configuration and supports new io capabilities including capi accelerators, higher internal disk and solid state disk ssd capacities, and hotplug pcie gen3 slots. Ibm united states prices ibm is a registered trademark of international business machines corporation 6 6. Quad 2input nor gate 14 12 11 10 9 123456 vcc 8 7 gnd guaranteed operating ranges symbol parameter min typ max unit vcc supply voltage 54 74 4. Provides 16 arithmetic operations add, subtract, compare, double, plus. The device accepts a three bit binary weighted address on input pins a0, a1 and a2 and when enabled will produce one active low output with the remaing seven being high. The 74ls8 is a high speed 1of8 decoderdemultiplexer. External device control using ibm pc centronics printer port.