Ic 74ls138 datasheet pdf storage

An integrated circuit or monolithic integrated circuit also referred to as an ic, a chip, or a microchip is a set of electronic circuits on one small plate chip of semiconductor material, normally silicon. The design is also made for the chip to be used in highperformance memorydecoding or datarouting applications, requiring very short propagation delay ti. The sn54 74ls390 and sn54 74ls393 each contain a pair of highspeed 4stage ripple counters. Download ic datasheet in pdf format and read the integrated. Snx4hc573a octal transparent dtype latches with 3state. A high on either of the input enables forces the outputs high. Dm74150 data selectorsmultiplexers jameco electronics.

The maximum output current may be as high as 20 ma, independent of the. This can be made much smaller than a discrete circuit made from independent components. The design is also made for the chip to be used in highperformance memorydecoding or datarouting applications, requiring very short propagation delay times. In highperformance memory systems these decoders can be used to. Recent listings manufacturer directory get instant insight into any electronic component. This device is ideally suited for high speed bipolar memory chip select address decoding. It decodes four binary weighted address inputs a0 to a3 to sixteen mutually exclusive outputs y0 to y15.

When the latch enable le goes from lowtohigh, the last data present. This device is ideally suited for high speed bipolar memory chip select address. Dm74ls123 dual retriggerable oneshot with clear and complementary outputs march 1991 dm74ls123 dual retriggerable oneshot with clear and complementary outputs general description the dm74ls123 is a dual retriggerable monostable multivibrator capable of generating output pulses from a few nanoseconds to extremely long duration up to 100%. Fairchild decoderdemultiplexer,alldatasheet, datasheet, datasheet search site for electronic. The device can be used as a 1to16 demultiplexer by. The display system can be shortened by, interface 8085 udcload subroutine temporary storage the 74ls8 is used to generate individual chip, addition of a 74ls8. Ti defines rohs to mean semiconductor products that are compliant with the current eu rohs requirements for all 10. Lm339 semiconductor and integrated circuit devices. The absolute maximum ratings are those values beyond which the safety of the device cannot be guaranteed. Snx4ls24x, snx4s24x octal buffers and line drivers with 3. Lowpower dual operational amplifiers stmicroelectronics. The device is used primarily as a 6bit edgetriggered storage register.

Download ic datasheet in pdf format and read the integrated circuits specifications from the datasheets. Dm7446a, dm7447a bcd to 7segment decodersdrivers physical dimensions inches millimeters unless otherwise noted 16lead plastic dualinline package pdip, jedec ms001, 0. 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. Sn5474ls8 1of8 decoder demultiplexer datasheet catalog. The device features a clock cp and output enable oe inputs. The information on the d inputs is transferred to storage during the low to high clock transition.

Dm74ls85 4bit magnitude comparator physical dimensions inches millimeters unless otherwise noted continued 16lead plastic dualinline package pdip, jedec ms001, 0. Specify by appending the suffix letter x to the ordering code. Home integrated circuits 74 series 74ls series 74ls8 74ls8 3 to 8 decoderdemultiplexer datasheet buy 74ls8 technical information fairchild semiconductor 74ls8 datasheet. In high performance memory systems these decoders can be used to minimize. Revised january 2004 4 post office box 655303 dallas, texas 75265 schematics each gate input a vcc output y gnd. Oct 26, 2018 74ls8 is a member from 74xxfamily of ttl logic gates. Decoderdemultiplexer, 748 datasheet, 748 circuit, 748 data sheet. The device has a master reset to simultaneously clear all flipflops. For more information about traditional and new thermal metrics, see the ic. Synchronous operation is provided by having all flipflops. Jul 23, 2015 with a 3bit storage latch, this ic combines the 3to8 decoder function. The two sections can be connected to count in the 8.

Stresses greater than those listed under maximum ratings may cause permanent. On the positive transition of the clock, the q outputs will be set to the logic states that were set up at the d inputs. Dm74ls373dm74ls374 3state octal dtype transparent latches. Lowpower dual operational amplifiers datasheet production data features frequency compensation implemented. Dm74ls123 dual retriggerable oneshot with clear and. Dm74150 data selectorsmultiplexers dm74150 data selectorsmultiplexers general description these data selectorsmultiplexers contain full onchip decoding to select the desired data source.

Dm7446a, dm7447a bcd to 7segment decodersdrivers fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and fairchild reserves the right at any time without notice to change said circuitry and specifications. The parametric values defined in the electrical characteristics table are not guaranteed at the absolute maximum. When the latch is enabled le low, the 74hc7 acts as a 3to8 active low decoder. The multiple input enables allow parallel expansion to a 1of24 decoder using just three ls8 devices or to a 1of32. The snx4ls24x, snx4s24x octal buffers and line drivers are designed specifically to improve both the performance and density of threestate memory address drivers, clock drivers, and busoriented receivers and transmitters. Typical parameters which may be provided in scillc data sheets andor specifications can and do vary in different.

Some revisions of this device may incorporate deviations from published specifications known as errata. Abuffered output control input can be used to place the eight outputs in either a normal logic state high or low logic levels or a high. Dm74ls8 dm74ls9 decoderdemultiplexer physical dimensions inches millimeters unless otherwise noted continued 16lead plastic dualinline package pdip, jedec ms001, 0. Fairchild, alldatasheet, datasheet, datasheet search site for electronic components. Each half of the ls390 is partitioned into a dividebytwo section and a divideby five section, with a separate clock input for each section. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. Hex d flipflop the lsttlmsi sn5474ls174 is a high speed hex d flipflop. 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.

In highperformance memory systems these decoders can be used to minimize the effects of system decoding. There are two active low enable inputs e1 and e2, and one active high enable input e3. The direction of the input current is out of the ic. Dm74ls194a 4bit bidirectional universal shift register 74ls194 4bit bidirectional universal shift register general description this bidirectional shift register is designed to incorporate virtually all of the features a system designer may want in a shift register. The multiple input enables allow parallel ex pansion to a 1of24. 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. Dm74ls14 hex inverter with schmitt trigger inputs physical dimensions inches millimeters unless otherwise noted continued 14lead plastic dualinline package pdip, jedec ms001, 0. The chip is designed for decoding or demultiplexing applications and comes with 3 inputs to 8 output setup. An important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications. These are suitable for different applications like memory address decoding otherwise data routing. The designer has a choice of selected combinations of inverting and noninverting outputs, symmetrical, activelow output. The device features two input enable e0 and e1 inputs.

The dm74150 has a strobe input which must be at a low logic level to enable these devices. The lsttlmsi sn54 74ls8 is a high speed 1of8 decoder demultiplexer. Dm74ls154 4line to 16line decoderdemultiplexer dm74ls154 4line to 16line decoderdemultiplexer 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. Dm74ls00 quad 2input nand gate physical dimensions inches millimeters unless otherwise noted continued 14lead plastic dualinline package pdip, jedec ms001, 0. June 20 diodes incorporated 74hc8 3 to 8 line decoder demultiplexer description. Decoderdemultiplexer, 74ls8 datasheet, 74ls8 circuit, 74ls8 data sheet. The eight flipflops of the dm5474ls374 are edgetriggered dtype flip flops. Fairchild, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. When the application requires a large demultiplexer with more number of output pins, then we cannot implement by a single integrated circuit.