Texas Instruments SN74LS191DR

Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control 16-SOIC 0 to 70
$ 0.644
Production
Manufacturer PageDatasheet

Price and Stock

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DistributorSKUMinPkg
Rochester ElectronicsSN74LS191DR5,000
23h
VericalSN74LS191DR5,000420
DigiKey
2
296-SN74LS191DRCT-ND4,4281Cut Tape
Arrow ElectronicsSN74LS191DR02500
Win SourceWS-SN74LS191DR5,190130
1d

Datasheets & Documents

Download datasheets and manufacturer documentation for Texas Instruments SN74LS191DR.

Texas Instruments

Technical Drawing2 pages14 years ago
Official datasheet0 pages0 years ago
Datasheet16 pages16 years ago
Datasheet16 pages18 years ago

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Mouser

Inventory History

3 month trend:
-0.11%
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Alternate Parts

This Part
Alternate Parts
Texas InstrumentsSN74LS191DR
Texas InstrumentsSN74LS191D
Texas InstrumentsSN74LS191D
Price @ 1000
$ 0.644
$ 0.769
$ 0.769
Stock
213,137
116,046
116,046
Authorized Distributors
4
4
4
Case/Package
SOIC
SOIC
SOIC
Number of Pins
16
16
16
Logic Function
Counter
Counter
Counter
Direction
Bidirectional
Bidirectional
Bidirectional
Number of Elements
1
1
1
Number of Bits per Element
4
4
4
Reset
-
-
-
Clock Edge Trigger Type
Positive Edge
Positive Edge
Positive Edge
Frequency
25 MHz
25 MHz
25 MHz
Min Supply Voltage
4.75 V
4.75 V
4.75 V
Max Supply Voltage
5.25 V
5.25 V
5.25 V

Supply Chain

Lifecycle StatusProduction (Last Updated: 3 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 3 days ago)

Engineering Resources

View Evaluation kits and Reference designs for Texas Instruments SN74LS191DR.

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Descriptions

Descriptions of Texas Instruments SN74LS191DR provided by its distributors.

Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control 16-SOIC 0 to 70
Texas Instruments
Counter Single 4-Bit Async Binary UP/Down 16-Pin SOIC T/R
Verical
Counter Logic IC; Logic Family:LS; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Package/Case:16-SOIC; No. of Pins:16; Operating Temperature Range:0°C to +70°C; Input Type:TTL; Leaded Process Compatible:Yes; Output Type:TTL ;RoHS Compliant: Yes
Newark

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Manufacturer Aliases

Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names:

  • TI
  • TEXAS
  • TEXAS INST
  • TEXAS INSTR
  • TEXAS INSTRUMENT
  • TEXAS INSTRUMENTS INC
  • TEXAS INS
  • TEXAS INSTRU
  • TEXAS INSTRUMEN
  • TI/NS
  • TEX
  • Texas Instruments (TI)
  • TEXASIN
  • TEXAS INSTRUMENTS INCORPORATED
  • TEXINS
  • TEXAS INTRUMENTS
  • TEAXS
  • TEXASI
  • TEXAS INSTRUM
  • TI Texas Instruments
  • TEXAS USD
  • TEXAS INSRUMENTS
  • TEXAS INSRUMENT
  • TEXAS INSTUMENTS
  • TI-ROHS
  • Texas Instr.
  • Texas Instruments Inc.