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SN74LS191NSR
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 16-SOIC (0.209, 5.30mm Width)
Category Logic - Counters, Dividers / Logic - Counters, Dividers
Description
Tape & Reel (TR) Active e4 74LS191 logic counter 52ns 5.3mm 5V 25MHz
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Inventory: 4464
Minimum: 1
Total Price: USD $0.72
Unit Price: USD $0.722
≥1 USD $0.722
≥200 USD $0.5928
≥500 USD $0.5738
≥1000 USD $0.55575
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 4 days ago)
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 16-SOIC (0.209, 5.30mm Width)
Number of Pins 16
Weight 200.686274mg
Technical
Operating Temperature 0°C~70°C
Packaging Tape & Reel (TR)
Series 74LS
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature TCO OUTPUT
Packing Method TR
Technology TTL
Voltage - Supply 4.75V~5.25V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Frequency 25MHz
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number 74LS191
Pin Count 16
Qualification Status Not Qualified
Operating Supply Voltage 5V
Number of Elements 1
Power Supplies 5V
Propagation Delay 52 ns
Family LS
Logic Function Counter
Direction Up, Down
Logic Type Binary Counter
Number of Bits per Element 4
Trigger Type Positive Edge
fmax-Min 20 MHz
Clock Edge Trigger Type Positive Edge
Load/Preset Input YES
Timing Synchronous
Dimensions
Height 2mm
Length 10.3mm
Width 5.3mm
Thickness 1.95mm
Compliance
RoHS Status ROHS3 Compliant
Lead Free Contains Lead
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