The SN54/74LS is a synchronous UP/DOWN BCD Decade (). Counter and the SN54/74LS is a synchronous UP/DOWN Modulo Binary Counter. datasheet component integrated circuit schematic application note 90 Datasheet, PDF, Data sheet, manual, pdf, , datenblatt, IC TTL/H/L SERIES, SYN POSITIVE EDGE TRIGGERED 4- BIT.

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AND-gated positive edge triggered J-K flip-flopasynchronous preset and clear. For simplication, pulse rise times, reference levels, etc.

NTE – IC-TTL Synchronous Up/Down Decade Counter

Obsolete datashdet – Not for new designs. Due to the popularity of these parts, other manufacturers have released pin-to-pin compatible devices which kept the sequence number as an aid to identification of compatible parts. Data inputs A and D are shown by the solid line.

Count up to fourteen, fifteen maximumzero, one, and two. Output power programmable from 0. Replacing a 4 pin leaded inductor with a 2 pin Started by gkmaia Yesterday at Further, Buyers must fully indemnify Tl and its representatives against any damages datasheey out of the use of Tl products in such safety-critical applications.

List of 7400-series integrated circuits

Roff Well-Known Member Nov 24, All chips in this section have one gate, noted by the “1G” in the part numbers. Car Immobilizer Advanced and high performance security system-on-a-chip solution that prevents the car engine from running unless the correct key is present.


This page was last edited on 27 Novemberat Articles Top Articles Search resources. Replacement Transformer Started by ncag Today at 7: Tl is not responsible or liable for such altered documentation.

Minimum count enable time is the interval immediately preceeding the rising edge of the clock pulse during which interval the count enable input must be low to ensure counting.

All chips in the following sections are available 4 to 12 pin surface mount packages.

Articles lacking in-text citations from June All articles lacking in-text citations. The following is a list of series digital logic integrated circuits. All data inputs are low.

Another extension to the series is the xxx variant, representing mostly the bit wide counterpart of otherwise 8-bit-wide “base” chips with the same three ending digits. See List of series integrated circuits.

Cookies are small files we put in your browser to mainly track usage or remember your settings of our website. Older discontinued parts may be available from a limited number of sellers as new old stock NOSthough some are much harder to find. Both LF drivers are independently programmable to generate sine max. The load modulation signal returns by the key is received and demodulated by the MLX Testing and other quality control techniques are used to the extent Tl deems necessary to support this warranty.


up/down decade counter help | Electronics Forum (Circuits, Projects and Microcontrollers)

Media New media New comments Search media. A short-lived 64 prefix on Texas Instruments parts indicated an industrial temperature range; this prefix had been dropped from the TI literature by Some xxx parts, however, daatasheet not have a direct counterpart from the standard 74xxx range but deliver new functionality instead, which needs making use of the xxx series’ higher pin count.

By continuing to use this site, you are consenting to our use 47190 cookies. Retrieved July 27, Buyers acknowledge and agree that any such use of Tl products which Tl has not designated as military-grade is solely at the Buyer’s risk, and that they are solely responsible for compliance with all legal and regulatory requirements in connection with such use. In a few instances, such as the andthe same suffix in different families do not have completely equivalent logic functions.

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