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SN74LS191DE4
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 16-SOIC (0.154, 3.90mm Width)
Category Logic - Counters, Dividers / Logic - Counters, Dividers
Description
Tube Active e4 74LS191 divider circuit 36ns 3.91mm 5.25V 25MHz
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Inventory: 9306
Minimum: 1
Total Price: USD $2.3
Unit Price: USD $2.29615
≥1 USD $2.29615
≥10 USD $1.88385
≥100 USD $1.82495
≥500 USD $1.76605
≥1000 USD $1.70715
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 2 days ago)
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154, 3.90mm Width)
Number of Pins 16
Weight 141.690917mg
Dimensions
Height 1.75mm
Length 9.9mm
Width 3.91mm
Thickness 1.58mm
Compliance
RoHS Status ROHS3 Compliant
Lead Free Contains Lead
Technical
Operating Temperature 0°C~70°C
Packaging Tube
Series 74LS
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature TCO OUTPUT
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 5.25V
Number of Elements 1
Power Supplies 5V
Family LS
Logic Function Counter
Direction Up, Down
Logic Type Binary Counter
Number of Bits per Element 4
Prop. Delay@Nom-Sup 52 ns
Trigger Type Positive Edge
Propagation Delay (tpd) 36 ns
fmax-Min 20 MHz
Clock Edge Trigger Type Positive Edge
Load/Preset Input YES
Timing Synchronous
Alternative Model
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