Welcome to AAA CHIPS! ｜ info@3achips.com
- English
Account & Orders
New Account? Start here
SN74LS257BDR
Texas InstrumentsRoHS 
RoHS compliant
RoHS compliantPackage 16-SOIC (0.154, 3.90mm Width)
Category Logic - Signal Switches, Multiplexers, Decoders / Logic - Signal Switches, Multiplexers, Decoders
Description
LS e4 74LS257 4x 2:1 multiplexer circuit 35MHz 15ns 55mW 5V
PDF
/
Favorite
Payment Methods:
Delivery Services:
Pricing & Ordering
Inventory: 3728
Minimum: 1
Total Price: USD $0.28
Unit Price: USD $0.27645
≥1 USD $0.27645
≥10 USD $0.22705
≥30 USD $0.2204
≥100 USD $0.2128
≥500 USD $0.20615
≥1000 USD $0.1843
Technical Details
Supply Chain
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week 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
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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
Type Multiplexer
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
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 4
Supply Voltage 5V
Base Part Number 74LS257
Pin Count 16
Number of Outputs 1
Operating Supply Voltage 5V
Circuit 4 x 2:1
Power Supplies 5V
Number of Channels 4
Power Dissipation 55mW
Number of Bits 2
Propagation Delay 15 ns
Family LS
Number of Inputs 8
Output Characteristics 3-STATE
Current - Output High, Low 2.6mA 24mA
Supply Type Single
Bandwidth 35MHz
Output Polarity TRUE
Voltage Supply Source Single Supply
Independent Circuits 1
Alternative Model
Recommended For You