Datasheet ci 7490 pdf

Only one device marking contained in parentheses and separated by a will appear on a device. Download ic datasheet in pdf format and read the integrated circuits specifications from the datasheets. Each of these monolithic counters contains four master slave flipflops and additional gating to provide a divideby two counter and a threestage binary. I was just wondering if anyone could verify my schematic if the circuit would work out smoothly. Decade, dividebytwelve and binary counters, 7490 pdf download texas instruments, 7490 datasheet pdf, pinouts, data sheet, equivalent, schematic, cross reference, obsolete, circuits electronic component search and free download site. If preset to state 10, 1 1, within two clock pulses. The dm7490a monolithic counter contains four master slave flipflops and additional gating to provide a divideby two counter and a threestage binary counter. Recommended operating conditions symbol parameter dm7493a units min nom max vcc supply voltage 4.

Features and benefits complies with jedec standard jesd7a input. Ci 10 10 10 pf additional quiescent supply current per input pin, ttl inputs high, 1 unit load. Data is entered serially through dsa or dsb and either input can be used as an active high enable for data entry through the other input. Dm74ls32 quad 2input or gates package number w14b 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. This enables the use of current limiting resistors to interface inputs to voltages in excess of vcc. Package contains a dividebytwo and a dividebyfive counter, 7490 datasheet, 7490 circuit, 7490 data sheet. Box 7490 installation and operation manual pdf download. Oct 12, 2015 ic 7490 datasheet pdf decade and binary counters, 7490 datasheet, 7490 pdf, pinout, data, circuit, ic, manual, substitute, parts, schematic, equivalent. Decade and binary counters, 74ls90 datasheet, 74ls90 circuit, 74ls90 data sheet. Ttlmsi 93905490, 7490 decade counter description the ttlmsi 93905490, 7490 is a decade, zero rg reset to nine logic symbol 14 a o 1 a o 6 7 a rg 93905490.

Dm7408 quad 2input and gates physical dimensions inches millimeters unless otherwise noted 14lead plastic dualinline package pdip, jedec ms001, 0. Dm7446a, dm7447a bcd to 7segment decodersdrivers physical dimensions inches millimeters unless otherwise noted 16lead plastic dualinline package pdip, jedec ms001, 0. Lm224 lm324a lm324, lm324e lm2902, lm2902e lm2902vncv2902 characteristics symbol min typ max min typ max min typ max min typ max min typ max unit input offset voltage vio mv. Ttl 7490 7490 pin diagram 7490 truth table 7490 pin diagram of 7490 7490 bcd counter 7490 pin out diagram internal diagram of 7490 10 pin 7490 decade counter text. Dm74ls153 dual 1of4 line data selectorsmultiplexers. The device features two serial data inputs dsa and dsb, eight parallel data outputs q0 to q7. The 74hchct4060 are 14stage ripplecarry counterdividers and oscillators with three oscillator terminals rs, rtc and ctc, ten buffered outputs q3 to q9 and q11 to q and an overriding asynchronous master reset mr. You run the input clock signal from the timebase or a previous counter in on pin 14. Dm74ls90 decade and binary counters dm74ls90 decade and binary counters general description each of these monolithic counters contains four masterslave flipflops and additional gating to provide a dividebytwo counter and a threestage binary counter for which the count cycle length is dividebyfive for the dm74ls90. The ls160a and ls162a can be preset to any state, but will not count beyond 9. Data is maintained by an independent source and accuracy is not guaranteed. Dm74ls153 dual 1of4 line data selectorsmultiplexers physical dimensions inches millimeters unless otherwise noted continued 16lead plastic dualinline package pdip, jedec ms001, 0.

Oct 25, 2015 7493 datasheet pdf decade and binary counter ti, 7493 datasheet, 7493 pdf, 7493 pinout, equivalent, data, 7493 circuit, output, schematic, parts. Electrical characteristics continued symbol parameter se555 ne555 sa555 unit min. Fairchild, alldatasheet, datasheet, datasheet search site for electronic components. Pdf nas6704 datasheet, nas6704 fiche technique, national aerospace standard bolt, equivalent, fonction. Decade, dividebytwelve and binary counters datasheet rev. The multiple input enables allow parallel expansion to a 1. For dualsupply systems, theoretical worstcase vi 2. Ic 7490 datasheet pdf decade and binary counters, 7490 datasheet, 7490 pdf, pinout, data, circuit, ic, manual, substitute, parts, schematic, equivalent. Decade, dividebytwelve and binary counters datasheet. Major brands, ic 7490 autosynchronus decade and binary counter. Ic 7490 datasheet pdf decade and binary counters, 7490 datasheet, 7490 pdf, pinout, data, circuit, ic, manual, substitute, parts, schematic. Idisoff discharge pin leakage current output high vdis 10v 20 100 20 100 na vdissat discharge pin saturation voltage output low note 5.

Dm5490dm7490a, dm7493a decade and binary counters july 1992 dm5490dm7490a, dm7493a decade and binary counters general description each of these monolithic counters contains four masterslave flipflops and additional gating to provide a dividebytwo counter and a threestage binary counter for which the. Etc package contains a dividebytwo and a dividebyfive counter,alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. This device is ideally suited for high speed bipolar memory chip select address decoding. Sn5474ls160a sn5474ls161a sn5474ls162a sn5474ls163a state diagram ls160a ls162a ls161a ls163a 12, 14, or 15, it will return to its normal sequence note. I attempted to make a schematic of a 7490 7447 24hour digital clock based on research. Eps package mechanical data 8 pins plastic dip dimensions millimeters inches min. Box 7490 is the perfect hub for smart home applications.