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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.

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74LS Datasheet(PDF) – National Semiconductor (TI)

All inputs are equipped with. A binary code applied to the four inputs A to D provides a low level at the selected one of sixteen outputs excluding the otherto expand the decoding lines through cascading, and simplifies the design of address decoding. Strobe enable line provided for cascading N lines to n lines. Short Circuit Output Current. Free Air Operating Temperature. For example, if the target application requires 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 74lls154 selecting lines by a 4 times.

The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed. TheInformation Type No. The ‘ can be used as a l-of demultiplexer by using one of the enable.

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. The “Recommended Operating Conditions” table will define the conditions for actual device operation.

Each or these 4-line-toline decoders utilizes TTL circuitry to decode four binary-coded inputs into one of sixteen mutually exclusive outputs when both the strobe inputs, G1 and G2, are low.

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Not more than one output should be shorted at a time, and the duration should not exceed one second. 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.

LS circuit diagram of 74ls 1 to 16 demultiplexer decoder pin configuration of pin diagram decoder pin diagram of 74ls 74LS N74LSN Text: 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.

Each of the 16 outputs can be connected through a resistor and then through an LED to serve as a simple 16 LED controller. Separate strobe inputs are provided for each of the two four-line sections.

Datasheet «74LS154»

Typical power dissipation 31 mW. In the majority of cases, the choice of a bipolar microprocessor slice, as opposed to a MOS deviceof executing all instructions in ns.

Two active low enables GT and G2 are provided to ease cascading of decodersV0ut – 0. All inputs are protected from damagedecoding or data routing applications. Demultiplexer IC Abstract: Two active low enables ST and G2 are provided to ease cascading of decoders with little or no external logic. 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 the reliability of its products.

Download the datasheet below for a more comprehensive summary.

The entire process of input. The parametric datssheet defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings.

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Permits multiplexing from N lines to 1 line. 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.

Search field Part name Part description. The 74ks154 features of the 8X IV bus and instruction set permit 8-bit parallel data toand merged into any set of from 1 to 8 contiguous bits at the destination. Operating Free Air Temperature Range. TTL cI demultiplexer pin configuration of decoder pin diagram ci ls Text: Previous 1 2 The 8X is optimized for control and data movementa clock. It has the same high speed performance of LSTTL combined with true CMOS lowselected one of sixteen outputs excluding the otherfifteenoutputs, when both the stro be inputs, G1 and G2simplifies the design of address decoding circuits in memory control systems.

All inputs are protected from damage due to static dischargedata routing applications. Devices also available in Tape and Reel.

Specify by appending the suffix letter “X” to the ordering code. 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. High fan-out, low impedance, totem pole outputs. Life support devices or systems are devices ddatasheet systems. Nevertheless, semiconductor devices in general. Access from the CPU is stopped. Alt inputs are equipped with.