SN74LS174D Texas Instruments Integrated Circuit (Other) In Stock
SN74LS174D is a hex D-type flip-flop IC with clear function, featuring 6-bit storage, 30 MHz max frequency, and 15 pF load capacitance. From $0.187, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LS174D Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1870(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 6-bit hex D-type flip-flop with synchronous clear for reliable state reset
- 30 MHz maximum operating frequency for high-speed digital logic applications
- Low-power LS family logic with 8 mA output current drive capability
- 16-pin SOIC package for compact PCB integration and easy soldering
Applications
The SN74LS174D is widely used in digital systems for data storage, shift registers, and state machine designs. It is suitable for microprocessor bus interfacing, address latching, and synchronous data buffering in industrial and consumer electronics. The hex flip-flop configuration with clear makes it ideal for counters, registers, and control logic in embedded systems.
Specifications
| YTEOL | 0 |
| Family | LS |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 15pF |
| Logic IC Type | D FLIP-FLOP |
| Max Frequency@Nom-Sup | 30000000Hz |
| Max I(ol) | 0.008A |
| Number of Bits | 6 |
| Number of Functions | 6 |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 26mA |
| Prop. Delay@Nom-Sup | 30ns |
| Propagation Delay (tpd) | 30ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.25V |
| Supply Voltage-Min (Vsup) | 4.75V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | TTL |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 35MHz |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Mexico |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74LS174D:
D Flip-Flop, LS Series, 6-Func, Positive Edge Triggered, 6-Bit, True Output, TTL, PDSO16
D Flip-Flop, LS Series, 1-Func, Positive Edge Triggered, 6-Bit, True Output, TTL, PDSO16
Frequently Asked Questions
What is the maximum operating frequency of the SN74LS174D?
The SN74LS174D supports a maximum operating frequency of 30 MHz (30,000,000 Hz), making it suitable for high-speed digital logic applications such as data registers and state machines in TTL-compatible designs.
What are the typical applications for the SN74LS174D?
The SN74LS174D is commonly used in digital logic circuits for data storage, address latching, shift registers, and synchronous counters. Its 6-bit hex D-type flip-flop structure with clear makes it ideal for microprocessor bus interfacing, embedded control systems, and industrial electronics requiring reliable state management.
What package type does the SN74LS174D come in and what is its pin count?
The SN74LS174D is housed in a 16-pin SOIC (R-PDSO-G16) surface-mount package. This compact package is suitable for PCB designs requiring space-efficient placement while maintaining compatibility with standard TTL voltage levels and 15 pF load capacitance.
Is the SN74LS174D RoHS compliant?
Yes, the SN74LS174D carries JESD-609 Code e4, indicating it is manufactured with lead-free (Pb-free) materials and complies with RoHS environmental regulations, making it suitable for modern green electronics manufacturing.
Related Guides
How to Choose a BAS70 Schottky Diode for Signal Clamping: Selection Guide
A practical BAS70KFILM and BAS70-family Schottky diode selection guide for signal clamping, RF detection, leakage, and topology choices.
Jul 4, 2026
AMC1202DWVR Design Guide for Isolated Current Sensing
Practical AMC1202DWVR design guide covering shunt sizing, isolation layout, input filtering, ADC scaling, and sourcing choices.
Jul 4, 2026
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5100 | $0.51 |
| 11+ | $0.4250 | $4.67 |
| 48+ | $0.3400 | $16.32 |
| 841+ | $0.2125 | $178.71 |
| 3766+ | $0.1870 | $704.24 |
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.”