According to the 7447 datasheet the 7446a and 7447a ics feature activelow outputs designed for driving commonanode leds or incandescent indicators directly. They offer active low, high sink current outputs for driving indicators directly. 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. Jun 18, 2019 ic 74148 pdf descriptionordering information. Oct 10, 2019 74148 datasheet pdf the mc5474f provides three bits of binary coded output representing the position of the highest order active input, along with an output indicating. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does motorola assume any liability arising out of the application or use of any product or circuit. Apr 22, 2019 74148 datasheet pdf the mc5474f provides three bits of binary coded output representing the position of the highest order active input, along with an output indicating. Multiple 74148s can be cascaded by connecting eo of the high priority chip to ei of the low. The la78141 is a vertical deflection output ic for high image quality tv and crt displays that supports the use of a bus control system signalprocessing ic the sawtooth waveform from the bus control system signalprocessing ic can directly drive the deflection yoke including the dc component. These conditions occur when the parallel expansion technique is used.
Hi all, my tutor gave me an answer i did not understand. The device features two serial data inputs dsa and dsb, eight parallel data outputs q0 to q7. Typical application 1 an important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications, intellectual property matters and other important disclaimers. Ic 74189 pin diagram alu ic 74181 circuit diagram alu ic 74181 function table ic 74181 alu ic 74181 ttl 74189 ic 74148 block diagram 16 bit comparator using 7485 ic pin diagram of ic 74148. Etc dcvice converts bcd input data into control signals for 7segment displays,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Reproduction of information in ti data books or data sheets is permissible only if. Revised may 20049post office box 655303 dallas, texas 75265sn54148, sn74148 switching characteristics, vcc 5 v, ta 255c see figure 1parameterfrom datasheet search, datasheets, datasheet. This circuit is a synchronous up down 4bit binary counter. I also do not understand why the e1 of one 74148 is connected to the e0 of another.
Data is maintained by an independent source and accuracy is not guaranteed. Home integrated circuits 74 series 74ls series 74ls148 74ls148 8 to 3 priority encoder datasheet buy 74ls148 technical information motorola semiconductor 74ls148 datasheet. Apr 26, 2017 74148 83 line priority encoder, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. Reproduction of information in ti data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties. The ldac input pin 5 should be tied high for software control of the dac update. The circuit may be triggered and reset on falling waveforms, and the output circuit can source or sink up to 200ma or driver ttl circuits. Segment identification and resultant displays are shown on a following page. Potentiometer questions started by norbss yesterday at refer to applications section of data sheet. Sn74ls147, sn74ls148 10lineto4line and 8lineto3line. Ti 10line to 4line and 8line to 3line priority encoders,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Refer to the maximum ratings table for safe operating area. Multiple 74148s can be cascaded by connecting eo of the high priority chip to ei of the low priority chip see datasheet. This means that you will want a key pressed to give a low sbeet on the corresponding line. The mc5474f148 provides three bits of binary coded output representing the position of the highest order active input, along with an output indicating.
Check with the manufacturers datasheet for uptodate information. All of the circuits have full rippleblanking inputoutput controls and a lamp test input. The sn5474ls147 and the sn5474ls148 are priority encoders. Ti, alldatasheet, datasheet, datasheet search site for electronic components and. Recent listings manufacturer directory get instant insight into any electronic component. Nte74148 integrated circuit ttl line to line octal priority. Datasheet catalog for integrated circuits, diodes, triacs. These devices consist of an internal temperature compensated reference, comparator, controlled duty cycle oscillator with an active current limit circuit. Ft245r usb fifo ic datasheet usb fifo ic datasheet version 2. Datasheet the icl7660 is a monolithic cmos power supply circuit that offers unique performance advantages over previously available devices. Seven nand gates and one driver are connected in pairs. La78141 datasheet pdf vertical deflection output ic sanyo.
Revised may 20048post office box 655303 dallas, texas 75265electrical characteristics over recommended operating freeair temperature range unlessotherwise notedparameter datasheet search, datasheets, datasheet. Counter and the sn5474ls is a synchronous updown modulo binary counter. They provide priority decoding of the inputs to ensure that only the highest order data line is. An important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications, intellectual property matters and other important disclaimers. In some cases, such as this, you will be using the keypad for input to devices which use active low inputs. Sep 10, 2019 ic 74148 pdf descriptionordering information. Revised may 200411post office box 655303 dallas, texas 75265parameter measurement informationseries 5474 devicestphl datasheet search, datasheets, datasheet. Revised may 2004 2 post office box 655303 dallas, texas 75265 descriptionordering information these ttl encoders feature priority decoding of the inputs to ensure that only the highestorder data line is. The modern integrated circuit version is typi ed by the famous 741 opamp. These ttl encoders feature priority decoding of the inputs to ensure that only the highestorder data line is. Ti line to 4line and 8line to 3line priority encoders,alldatasheet, datasheet, datasheet.
Sep 17, 2018 74147 datasheet pdf priority encoder, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet. Lead plastic dip type package that features priority decoding of the inputs to ensure that only the highest. It is easily expanded via input and output en ables to provide priority encoding over many bits. The content and s of the attached material are the property of its owner. This site uses cookies to help personalise content, tailor your 74la85 and to keep you logged in if you register. Ft245r usb fifo ic datasheet the ft245r is a usb to parallel fifo interface with the following advanced features. Motorola reserves the right to make changes without further notice to any products herein. The mc5474f provides three bits of binary coded output representing the position of the highest order active input, along with an output indicating. The mc54 74f provides three bits of binary coded output representing the position of. Ad7848 dynam ic, ic e digitaltoanalogconverters 2 7 3 7 ad7848 addo p t c sft dip 28 i clkin pin con, into the dac register. I searched the datasheet of 74148 but it did not specify what is gs, e0 and e1. Data is entered serially through dsa or dsb and either input can be used as an active high enable for data entry through the other input. Currentmode pwm controller internal under voltage protection programmable under voltage highcurrent output drive suitable for power mosfet programmable soft start 2kv esd protection the tsm007 integrated circuit incorporates all circuitry to implement off line or dcdc power supply applications using a fixed frequency current mode control.
Experiment 1 logic gates 7493 ic pinout diagram integrated circuits elektropage com 7493 ic pinout. Designing a 164 priority encoder from 2 74148 8to3 line. Pinning 74hc8 74hct8 a0 vcc a1 y0 a2 y1 e1 y2 e2 y3 e3 y4 y7 y5 gnd y6. Some of the general characteristics of the ic version are. Ti, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
Typical parameters which may be provided in scillc data sheets andor specifications can and do vary in different applications and actual performance may. The 147 and ls147 devices encode nine data lines to fourline 8421 bcd. The response time specified is for a 100 mv input step with 5. Designing a 164 priority encoder from 2 74148 8to3 line priority encoder device. Technical information motorola semiconductor 74ls148 datasheet. The term operational amplier or opamp refers to a class of highgain dc coupled ampliers with two inputs and a single output. The lm555 are available in 8pin pdip, soic, and vssop packages and is a direct replacement for se555ne555. Revised may 20041post office box 655303 dallas, texas 75265147, ls147d encode 10line decimal to 4line bcdd applications include. Resources to view pdf documents, you can download adobe acrobat reader. Nov 27, 2019 74hc245 datasheet pdf 74hc datasheet, 74hc octal bus transceiver datasheet, buy 74hc 74hc is an 8bit transceiver ic with 3state output, i. Synchronous operation is provided by having all flipflops clocked simultaneously so that the outputs.