Datasheet Texas Instruments SN74LS490N

ManufacturerTexas Instruments
SeriesSN74LS490
Part NumberSN74LS490N

Asynchronous decade counters 16-PDIP 0 to 70

Datasheets

Dual 4-Bit Decade Counters (Rev. A)
PDF, 173 Kb, Revision: A, File published: Jul 1, 1998

Prices

Status

Lifecycle StatusObsolete (Manufacturer has discontinued the production of the device)
Manufacture's Sample AvailabilityNo

Packaging

Pin16
Package TypeN
Industry STD TermPDIP
JEDEC CodeR-PDIP-T
Width (mm)6.35
Length (mm)19.3
Thickness (mm)3.9
Pitch (mm)2.54
Max Height (mm)5.08
Mechanical DataDownload

Eco Plan

RoHSNot Compliant
Pb FreeNo

Application Notes

  • Designing with the SN54/74LS123 (Rev. A)
    PDF, 118 Kb, Revision: A, File published: Mar 1, 1997
    The Texas Instruments (TI) SN54/74LS123 dual retriggerable monostable multivibrator is a one-shot device capable of verylong output pulses and up to 100% duty cycle. The ?LS123 also features dc triggering from gated low-level active A andhigh-level active B inputs and provides a clear input that terminates the output pulse of any predetermined time independentof timing components R ext and

Model Line

Series: SN74LS490 (1)
  • SN74LS490N

Manufacturer's Classification

  • Semiconductors > Logic > Specialty Logic > Counter/Arithmetic/Parity Function