SN74LV273ANS Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments SN74LV273ANS is an 8-bit D-type flip-flop IC from the LV/LV-A/LVX/H family supporting up to 45MHz clock frequency with 6mA output drive and 50pF load capacitance. It features a common clock and asynchronous clear in a 20-Pin SOP package. Available from stock worldwide with fast shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LV273ANS Datasheet PDF
- 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 SN74LV273ANS?
- 8-bit D-type flip-flop with common clock and asynchronous clear for synchronized parallel data storage
- 45MHz maximum clock frequency enabling high-speed register operation in digital processing pipelines
- LV/LV-A/LVX/H low-voltage family with 3.3V and 5V compatibility for modern digital system integration
- RoHS compliant Pb-free construction with JEDEC-609 e4 certification for lead-free manufacturing
What is SN74LV273ANS used for?
The SN74LV273ANS octal D flip-flop is ideal for use as an 8-bit data register, pipeline stage, or output latch in microprocessor, FPGA, and DSP peripheral circuits requiring synchronized data capture at up to 45MHz. Its common clock and asynchronous clear inputs make it well-suited for bus interface registers, address latches, and I/O port expanders in embedded control and communications systems. The device is also widely employed in digital state machine designs, scan chain testing, and data buffering applications in industrial and consumer electronics.
What are the specifications of SN74LV273ANS?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Family | LV/LV-A/LVX/H |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | D FLIP-FLOP |
| Max Frequency@Nom-Sup | 45000000Hz |
| Max I(ol) | 0.006A |
| Number of Bits | 8 |
| Number of Functions | 1 |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Prop. Delay@Nom-Sup | 19.5ns |
| Propagation Delay (tpd) | 25ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 100MHz |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the SN74LV273ANS datasheet?
SN74LV273ANS Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74LV273ANS?
Compatible alternatives and drop-in replacements for SN74LV273ANS:
Flip-Flop, LV/LV-A/LVX/H Series, 8-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20
D Flip-Flop, LV/LV-A/LVX/H Series, 8-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20
D Flip-Flop, LV/LV-A/LVX/H Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20
D Flip-Flop, LV/LV-A/LVX/H Series, 1-Func, Positive Edge Triggered, 8-Bit, True Output, CMOS, PDSO20
Frequently Asked Questions
What is the SN74LV273ANS and how many flip-flop bits does it contain?
The SN74LV273ANS is an 8-bit octal D-type flip-flop IC from Texas Instruments' LV/LV-A/LVX/H low-voltage logic family. It contains eight positive edge-triggered D flip-flops sharing a common clock input and a common asynchronous active-low clear input, making it suitable for parallel 8-bit data storage and register applications in digital systems.
What is the maximum clock frequency of the SN74LV273ANS?
The SN74LV273ANS supports a maximum clock frequency of 45MHz at its nominal supply voltage. This operating speed makes it suitable for high-speed data register and pipeline applications in microprocessor bus interfaces, digital control systems, and communication circuits where synchronized parallel data latching at moderate frequencies is required.
What package does the SN74LV273ANS come in and is it lead-free?
The SN74LV273ANS is packaged in a 20-Pin SOP (Small Outline Package) with JEDEC-30 code R-PDSO-G20. It is fully RoHS compliant with a Pb-free designation and a JEDEC-609 code of e4, confirming lead-free solder compatibility suitable for modern environmentally regulated PCB manufacturing processes.
What is the output current capability of the SN74LV273ANS?
The SN74LV273ANS provides a maximum low-level output current (IOL) of 6mA with a rated load capacitance of 50pF. While the output drive is moderate, it is sufficient for interfacing with standard CMOS and TTL logic inputs on typical PCB trace lengths in embedded system and digital logic designs.
What are typical applications for the SN74LV273ANS D flip-flop?
The SN74LV273ANS is commonly used as an output data latch, address register, or I/O port expander in microcontroller and microprocessor systems. Its 8-bit width and common clock make it ideal for synchronizing parallel data buses and implementing pipeline registers in digital control, communications, and data acquisition hardware. It is also used in FPGA support circuits, scan chain testing, and state machine output registers.
Related Guides
STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply
Choose the right STM32H725 variant by comparing Flash, package, pin count, temperature grade, connectivity, and production requirements.
Aug 1, 2026
STM32H725IGT3 High-Performance MCU Design Guide
Design STM32H725IGT3 systems for reliable 550 MHz operation with practical power, clock, cache, DMA, PCB, ADC, and recovery guidance.
Jul 31, 2026
150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing
Select the 150141VS73100 by wavelength, brightness, drive current, 3528 fit, reliability, and traceable sourcing requirements.
Jul 31, 2026
STEF05SGR 5 V eFuse Protection Design Guide
Design a reliable 5 V STEF05SGR eFuse stage with current-limit math, capacitor sizing, thermal analysis, fault recovery, and PCB layout guidance.
Jul 30, 2026
Why Buy from FindMyChip
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.
More from Texas Instruments
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit