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.

Author: Goramar Zulurn
Country: Sweden
Language: English (Spanish)
Genre: Photos
Published (Last): 21 July 2008
Pages: 316
PDF File Size: 17.77 Mb
ePub File Size: 7.13 Mb
ISBN: 615-4-86675-900-5
Downloads: 75925
Price: Free* [*Free Regsitration Required]
Uploader: Nell

The input pulses are supplied by generators having the following characteristics: Full or half bridge capabilities. Tl is not responsible or liable for such altered documentation.

74190 up/down decade counter help

However, different manufacturers will use different prefixes or no prefix at all. Roff Well-Known Member Nov 18, Electro Tech is an online community with overmembers who enjoy talking about and building electronic circuits, projects and gadgets.

Forums New posts Search forums. Reproduction of Tl information in Tl data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties, conditions, limitations, and notices. These counters are fully programmable; that is, the outputs may be preset to either level by placing a low on the load input and entering the desired data at the data inputs. Some manufacturers released some series equivalent CMOS circuits with a 74 prefix, for example the 74HC was a replacement for the with slightly different electrical characteristics different power supply voltage dztasheet, higher frequency capabilities, lower “on” resistances in analog switches, etc.

All four data inputs are shown by the solid line. 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. Retrieved July 27, The following is a list of series digital logic integrated circuits. Synchronous operation is dafasheet by having all flip- flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic.


All data inputs are low. By using this site, you agree to the Terms of Use datsheet Privacy Policy. Pin numbers shown are for D, J, and N packages. SN54′, SN74′ Circuits 5. Count down to one, zero minimumnine, eight, and seven. Another extension to the series is the xxx variant, representing mostly the bit wide datashete of otherwise 8-bit-wide “base” chips with the same three ending digits. High power drivers 2. Datwsheet more details, refer primarily to the Texas Instruments documentation mentioned in the References section.

List of series integrated circuits – Wikipedia

PLA 12 inputs, 32 terms, 6 outputs, 4 state registers. PLA 12 inputs, 50 terms, 6 outputs. Following are URLs where you can obtain information on other Texas Instruments products and application solutions: Testing and other quality control techniques are used to the extent Tl deems necessary to support this warranty.

I qq is measured with all inputs grounded and all outputs open. In addition it may be incorporated into building access systems, TPMS initiators and pet identification system. Count down to one, zero minimumfifteen, fourteen, and thirteen. Roff Well-Known Member Nov 24, All diodes are 1 N or equivalent. PLA 12 inputs, 32 terms, 6 outputs. Articles lacking in-text citations from June All articles lacking in-text citations. All chips in this section have two gates, noted by the “2G” in the part numbers.


A built-in diagnosis function allows detecting any wrong connection with the LF antenna short to GND, short to Vbat, open load or wrong resonance frequency. Media New media New comments Search media. AND-gated positive edge triggered J-K flip-flopasynchronous preset and datasbeet.

Contact General inquiries Representatives and distributors Sales contacts Press contacts Investor relations contacts.

Welcome to our site! Some TTL logic parts were made with an extended military-specification temperature range. Advanced and high performance security system-on-a-chip solution that prevents the car engine from running unless the correct key is present. When low, the counter count up and when high, it counts down. Parts in this section have a pin count of 14 pins or more. Resale of Tl products or services with statements different from or beyond the parameters stated by Tl for that product or service voids all express and any implied warranties for the associated Tl product or service and is an unfair and deceptive business practice.

To test Qq output of ‘ and ‘LS Production processing does not necessarily include testing of all parameters. Articles Top Articles Search resources.

Hmm it’s still not working still not getting the 0 and the 2 seconds delay on the 5.