SN74AUP1G79DCKRG4 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

Texas Instruments SN74AUP1G79DCKRG4 is a single-bit D-type positive-edge-triggered flip-flop in SC70-5 from the AUP ultra-low-power logic family. It drives 30 pF load capacitance with 1.7 mA maximum output sink current. Available in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
SN74AUP1G79DCKRG4SOT23 (5-Pin)
Quick Facts
Manufacturer
Texas Instruments
Package
SOT23 (5-Pin)
Pin Count
5
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SN74AUP1G79DCKRG4?

  • Single-bit D flip-flop in a 5-pin SC70 package enabling register storage in the most space-constrained PCB designs
  • AUP ultra-low-power logic family with 30 pF load drive capability optimized for battery-powered and IoT applications
  • RoHS-compliant Pb-free construction with JESD-609 e4 rating for modern environmental compliance requirements

What is SN74AUP1G79DCKRG4 used for?

The SN74AUP1G79DCKRG4 is ideal for single-bit data storage, clock-domain synchronization, and signal pipeline register functions in ultra-compact, low-power digital designs. Its 5-pin SC70 package and AUP family low supply current make it well-suited for wearable devices, IoT sensor nodes, and portable consumer electronics where every milliwatt and square millimeter matters. The positive-edge-triggered D flip-flop architecture also serves as a clean glitch-filtering element in low-power FPGA peripheral and microcontroller interface circuits.

What are the specifications of SN74AUP1G79DCKRG4?

Pbfree CodeYes
YTEOL0
FamilyAUP/ULP/V
JESD-30 CodeR-PDSO-G5
JESD-609 Codee4
Load Capacitance (CL)30pF
Logic IC TypeD FLIP-FLOP
Max I(ol)0.0017A
Number of Bits1
Number of Functions1
Output Characteristics3-STATE
Output PolarityTRUE
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP5/6,.08
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Packing MethodTR
Peak Reflow Temperature (Cel)260
Prop. Delay@Nom-Sup24ns
Propagation Delay (tpd)24ns
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)3.6V
Supply Voltage-Min (Vsup)0.8V
Supply Voltage-Nom (Vsup)1.2V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Trigger TypePOSITIVE EDGE
fmax-Min260MHz
PackageSOT23 (5-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
HTS Code8542.39.00.60

Where can I find the SN74AUP1G79DCKRG4 datasheet?

SN74AUP1G79DCKRG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN74AUP1G79DCKRG4?

Compatible alternatives and drop-in replacements for SN74AUP1G79DCKRG4:

SN74AUP1G79DCKRTexas Instruments D

Flip-Flop, AUP/ULP/V Series, 1-Func, Positive Edge Triggered, 1-Bit, True Output, CMOS, PDSO5

View Part →
SN74AUP1G79DCKRE4Texas Instruments

D Flip-Flop, AUP/ULP/V Series, 1-Func, Positive Edge Triggered, 1-Bit, True Output, CMOS, PDSO5

View Part →

Frequently Asked Questions

What load capacitance can SN74AUP1G79DCKRG4 drive and how does this affect output signal integrity?

The SN74AUP1G79DCKRG4 is rated to drive a 30 pF load capacitance with a maximum output sink current of 1.7 mA, which is adequate for most PCB trace loads and standard logic input pins. Exceeding this 30 pF capacitance limit will slow output edge rates and may degrade setup-time margins in high-speed clocked circuits, so designers should verify total net capacitance including parasitic trace and input loads.

Why is SN74AUP1G79DCKRG4 from the AUP family a better fit for battery-powered IoT nodes than standard 74HC logic?

The AUP ultra-low-power family operates at lower supply voltages and draws significantly less quiescent current than 74HC logic, making the SN74AUP1G79DCKRG4 suitable for battery-powered IoT sensor nodes that must minimize standby power consumption. In a 1-bit register application, the AUP device can extend coin-cell battery life by months compared to equivalent 74HC flip-flops operating from a 5 V supply.

For a compact wearable design, how small is the SC70-5 package of SN74AUP1G79DCKRG4 compared to SOT-23-5?

The SC70-5 package of the SN74AUP1G79DCKRG4 measures approximately 2.0 mm x 2.1 mm, which is about 30% smaller in footprint than the standard SOT-23-5 package at roughly 2.9 mm x 1.6 mm. This size reduction is significant for ultra-compact wearable and medical devices where every square millimeter of PCB space directly affects product dimensions.

In what signal-processing role does a single-bit D flip-flop like SN74AUP1G79DCKRG4 serve as a glitch filter?

A positive-edge-triggered D flip-flop such as the SN74AUP1G79DCKRG4 samples its data input only on the rising clock edge, rejecting any glitches or transitions that occur between clock edges. When the data signal contains spurious pulses shorter than one clock period, placing the SN74AUP1G79DCKRG4 in the signal path synchronizes and cleans the output, providing a stable 1-bit registered value to downstream logic operating at the same clock frequency.

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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
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OriginChina (Authorized)

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Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

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CTO, AutoDrive Systems, Italy