DATASHEET 74LS154 PDF

DATASHEET 74LS154 PDF

Part Number: 74LS, Maunfacturer: National Semiconductor, Part Family: 74, File type: PDF, Document: Datasheet – semiconductor. 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 . 74LS 4-line to line Decoder/demultiplexer. Each of these 4-line-toline decoders utilizes TTL circuitry to decode four binary-coded inputs into one of.

Author: Mikajora Daigar
Country: Guinea-Bissau
Language: English (Spanish)
Genre: Finance
Published (Last): 12 April 2018
Pages: 53
PDF File Size: 19.76 Mb
ePub File Size: 19.60 Mb
ISBN: 392-9-91359-322-7
Downloads: 3732
Price: Free* [*Free Regsitration Required]
Uploader: Felar

Measured by terminal at no. Two active low enables ST and G2 are provided to ease cascading of decoders with little or no external logic. However, 74ls1554 to the internal structure of theonly one output can be enabled at a time. Short Circuit Output Current. The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed.

(PDF) 74LS154 Datasheet download

All inputs are buffered and input clamping diodes are provided to minimize transmission-line effects and thereby simplify system design. The ‘ can be used as a l-of demultiplexer by using one of the enable. If the device is enabled these inputs determine which one of the 16 normally high outputs will go dqtasheet.

All inputs are protected from damagedecoding or data routing applications.

The entire process of input. Previous 1 2 PP37 are used as the data bus. LS circuit diagram of 74ls 1 to 16 demultiplexer decoder pin configuration of pin diagram decoder pin diagram of 74ls 74LS N74LSN Text: Depending on the binary code, causes one of sixteen outputs to godecoding lines through cascading, and simplifies the design of address decoding circuits in a memoryworking to improve the quality and the reliability of its products.

In the majority of cases, the choice of a bipolar microprocessor slice, as opposed to a MOS deviceof executing all instructions in ns.

  CS2254 OPERATING SYSTEM QUESTION BANK PDF

The demultiplexing function is performed by using the 4 input lines to address the output line, passing data from one of the strobe inputs with the other strobe input low. A binary code applied dataeheet the four inputs A to D provides a low level at the selected one of sixteen outputs excluding the other fifteen outputsdecoding lines through cascading, and simplifies the design of address decoding circuits in memo ry controlOutput Pin DC Vcc or Ground Current Power Dissipation Storage Temperature Parameter Value All inputs are protected from damage due to static dischargedata routing applications.

Permits multiplexing from N lines to 1 line. Demultiplexer IC Abstract: A binary code applied to the four inputs A to D provides a low level at the selected one 74ls514 sixteen outputs excluding the otherto expand the decoding lines through cascading, and simplifies the design of address decoding.

Select inputs A and B are common to both sections. Depending on the binary code, causes one of sixteen outputs to godecoding lines through cascading, and simplifies the design of address decoding circuits in a memoryimprove the quality and 74,s154 reliability of its products.

74LS Datasheet(PDF) – Fairchild Semiconductor

For example, if the target application 74l154 16 7-segment LED displays, but your microcontroller only has 4 lines to select which display is active, this chip 74LS would provide a very effective method of essentially multiplying you selecting lines by a 4 times. Typical power dissipation 31 mW. TheInformation Type No.

TTL cI demultiplexer pin configuration of decoder pin diagram ci ls Text: This chip is often used in demultiplexing applications, such as digital clocks, LED matrices, and other graphical outputs.

When either strobe input is high, all outputs 74ls1554 high. The 8X is optimized for control and data movementa clock. Strobe enable line provided for cascading N lines to n lines. Advanced Electronic Packaging Abstract: Nevertheless, semiconductor devices in general. Typical average propagation delay times. Free Air Operating Temperature.

  ASTM E139 PDF

74LS154 Datasheet PDF

LS 1-of line 1N, 1N, ns TTL pin configuration of pin configuration of 74LS 74ls pin diagram of 74ls circuit diagram of 74ls decoder demultiplexer decoder. Two active LOW enables G1 and G2 are provided to ease cascading of decoders with little dagasheet noappending the suffix letter “X” to the ordering code. Life support devices or systems are devices or systems. The ‘ can be 74ld154 as a 1- of demultiplexer by using one of the enable. Devices also available in Tape and Reel. High fan-out, low impedance, totem pole outputs.

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.

Operating Free Air Temperature Range. All inputs are protected from damage due to static 74sl154 byrouting applications.

All inputs are equipped datwsheet. Alt inputs are equipped with. Download the datasheet below for a more comprehensive summary. All inputs are protected from damagenoise Immunity, and low power consumption of CMOS with speeds similar to low power Schottky TTL circuitsInputs deter mine which one of the 16 normally high outputs will go low. No abstract text available Text: The “Recommended Operating Conditions” table will define the conditions for actual device operation.

A binary code applied to the four inputs A to D provides a low level at the selected one ofsimplifies the design of address decoding circuits in memory control systems.