SN74LS628N Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

The SN74LS628N is a voltage-controlled oscillator (VCO) logic IC from Texas Instruments in the LS low-power Schottky TTL family, housed in a 14-pin DIP package. It features complementary outputs with a maximum low-level output current of 24 mA for precision clock generation circuits.

ACTIVEIntegrated CircuitVerified Jul 2026
Package / Visual Reference
SN74LS628NDual-In-Line Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Dual-In-Line Packages
Pin Count
14
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $1.6350(MOQ 1)
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SN74LS628N?

  • Voltage-controlled oscillator (VCO) function
  • LS (Low-Power Schottky TTL) logic family
  • 14-pin DIP (R-PDIP-T14) package
  • Complementary output polarity
  • Maximum low-level output current (IOL) of 24 mA
  • Single-function, single-bit logic IC

What is SN74LS628N used for?

The SN74LS628N is used to generate precision clock and timing signals in digital systems, including frequency synthesis, baud-rate generation, and phase-locked loop circuits. Its complementary outputs and LS TTL compatibility make it a common choice in legacy communications and instrumentation designs that require a 14-pin through-hole DIP form factor.

What are the specifications of SN74LS628N?

Pbfree CodeYes
YTEOL15
FamilyLS
JESD-30 CodeR-PDIP-T14
JESD-609 Codee4
Logic IC TypeLOGIC CIRCUIT
Max I(ol)0.024A
Number of Bits1
Number of Functions1
Output PolarityCOMPLEMENTARY
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeDIP14,.3
Package ShapeRECTANGULAR
Package StyleIN-LINE
Packing MethodTUBE
Power Supply Current-Max (ICC)55mA
Prop. Delay@Nom-Sup15ns
Propagation Delay (tpd)15ns
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)5.25V
Supply Voltage-Min (Vsup)4.75V
Supply Voltage-Nom (Vsup)5V
Surface MountNO
TechnologyTTL
Temperature GradeCOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.90
Country of OriginMalaysia, Mexico

Where can I find the SN74LS628N datasheet?

SN74LS628N Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN74LS628N?

Compatible alternatives and drop-in replacements for SN74LS628N:

SN74LS628NE4

Texas Instruments Logic Circuit, TTL, PDIP14

View Part →
SN74LS628DTexas Instruments

Logic Circuit, TTL, PDSO14

View Part →

Frequently Asked Questions

What is the maximum low-level output current the SN74LS628N can sink?

The SN74LS628N can sink a maximum low-level output current (IOL) of 24 mA per the LS TTL family specification, supporting reliable complementary-output clock generation circuits.

How many pins does the SN74LS628N package provide for board integration?

The SN74LS628N ships in a 14-pin dual-in-line package (JESD-30 code R-PDIP-T14), a through-hole format well suited for prototyping and legacy board designs.

Where is the SN74LS628N typically applied in digital timing circuits?

Designers use the SN74LS628N voltage-controlled oscillator for clock synthesis and phase-locked loop applications, leveraging its 24 mA output drive and complementary outputs within LS TTL logic systems.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $1.6350
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$2.6852$2.69
3+$2.0139$6.04
12+$1.6350$19.62
pcs
Unit price: $2.6852 · Total: $2.69

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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