SN74ALS193ANE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

The Texas Instruments SN74ALS193ANE4 is a 4-bit synchronous binary up/down counter from the ALS logic family, clocking up to 30 MHz with parallel load capability and separate up/down clocks. It is housed in a 16-pin PDIP package for through-hole applications.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
SN74ALS193ANE4Dual-In-Line Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Dual-In-Line Packages
Pin Count
16
Lifecycle
OBSOLETE
Category
Integrated Circuit
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 SN74ALS193ANE4?

  • 4-bit synchronous binary up/down counting
  • Maximum counting frequency of 30 MHz
  • Separate UP and DOWN clock inputs for flexible control
  • Synchronous parallel load (preset) function
  • ALS logic family with 50 pF load capacitance rating
  • 16-pin PDIP through-hole package

What is SN74ALS193ANE4 used for?

The SN74ALS193ANE4 is used in digital systems requiring programmable frequency division, event counting, and address generation such as memory sequencers and digital timers. Its synchronous up/down architecture suits bidirectional position encoders and stepper motor indexers where counting direction changes without glitches. The device also fits legacy industrial control boards and educational lab kits that use 5 V through-hole logic.

What are the specifications of SN74ALS193ANE4?

YTEOL0
Count DirectionBIDIRECTIONAL
FamilyALS
JESD-30 CodeR-PDIP-T16
JESD-609 Codee4
Load Capacitance (CL)50pF
Load/Preset InputYES
Logic IC TypeBINARY COUNTER
Max Frequency@Nom-Sup30000000Hz
Max I(ol)0.008A
Mode of OperationSYNCHRONOUS
Number of Bits4
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeDIP16,.3
Package ShapeRECTANGULAR
Package StyleIN-LINE
Packing MethodTUBE
Power Supply Current-Max (ICC)22mA
Prop. Delay@Nom-Sup30ns
Propagation Delay (tpd)19ns
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)5.5V
Supply Voltage-Min (Vsup)4.5V
Supply Voltage-Nom (Vsup)5V
Surface MountNO
TechnologyTTL
Temperature GradeCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
Trigger TypePOSITIVE EDGE
fmax-Min30MHz
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
HTS Code8542.39.00.60
Country of OriginMalaysia, Mexico

Where can I find the SN74ALS193ANE4 datasheet?

SN74ALS193ANE4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN74ALS193ANE4?

Compatible alternatives and drop-in replacements for SN74ALS193ANE4:

SN74ALS193ANTexas Instruments

Binary Counter, ALS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDIP16

View Part →

Frequently Asked Questions

At what maximum clock frequency can the SN74ALS193ANE4 reliably count, and what logic family is it part of?

The SN74ALS193ANE4 supports a maximum counting frequency of 30 MHz as part of Texas Instruments' ALS (Advanced Low-power Schottky) logic family, offering a good balance of speed and power for 5 V digital systems requiring reliable synchronous binary counting.

How does the parallel load feature benefit a frequency divider or timer design using the SN74ALS193ANE4?

The synchronous parallel load (preset) input allows designers to pre-load a specific 4-bit count value in a single clock cycle. This enables programmable modulo-N division or automatic reload timers without requiring additional discrete logic, reducing component count and board space in a 16-pin PDIP footprint.

Can the SN74ALS193ANE4 drive 50 pF load capacitances on a PCB trace, and what is its maximum output sink current?

Yes, the SN74ALS193ANE4 is rated for a 50 pF load capacitance and provides up to 8 mA output sink current (I_OL), which is sufficient to drive standard TTL and CMOS gate inputs as well as indicator LEDs through current-limiting resistors in typical digital logic boards.

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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.

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

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