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SN74LS191DE4

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SN74LS191DE4

IC BINARY COUNTER 4-BIT 16SOIC

Manufacturer: Texas Instruments

Categories: Counters, Dividers

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Texas Instruments SN74LS191DE4 is a synchronous, 4-bit binary Up/Down Counter from the 74LS series. This monolithic IC offers positive edge triggering and operates with a count rate of up to 25 MHz. The device features a single counter element with a logic type of Binary Counter and supports both Up and Down counting directions. Designed for surface mount applications, it is housed in a 16-SOIC package and operates within a supply voltage range of 4.75 V to 5.25 V. The operating temperature range is 0°C to 70°C. This component is commonly utilized in digital logic, control systems, and frequency division applications across various industries, including industrial automation and consumer electronics.

Additional Information

Series: 74LSRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:
Technical Details:
PackagingTube
Package / Case16-SOIC (0.154"", 3.90mm Width)
Mounting TypeSurface Mount
Number of Elements1
Logic TypeBinary Counter
Reset-
Operating Temperature0°C ~ 70°C
DirectionUp, Down
Trigger TypePositive Edge
TimingSynchronous
Supplier Device Package16-SOIC
Voltage - Supply4.75 V ~ 5.25 V
Count Rate25 MHz
Number of Bits per Element4

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