SN74LVC2G74DCU Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74LVC2G74DCU is a dual D-type positive-edge-triggered flip-flop IC in the LVC logic family, offering complementary outputs, 32 mA sink current, and 1.65 V to 5.5 V supply range in an 8-pin VSSOP package for low-voltage digital storage applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LVC2G74DCU 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
Key Features
- Dual D-type flip-flop with complementary Q and Q-bar outputs
- LVC family: 1.65 V to 5.5 V wide supply range
- 32 mA output sink current for driving standard logic loads
- Positive edge-triggered clocking for synchronous data capture
- Ultra-compact 8-pin VSSOP package for space-saving layouts
- Schmitt-trigger-compatible inputs for noise-tolerant clocking
Applications
The SN74LVC2G74DCU is used in low-voltage microcontroller and FPGA systems for edge-triggered data latching, pipeline registers, and clock domain crossing. It serves as a compact dual storage element in portable consumer electronics, wearable devices, and IoT sensor nodes where 1.8 V or 3.3 V supply rails are standard. Serial communication interfaces and debounce circuits also use this device to capture and hold data with minimal propagation delay.
Specifications
| YTEOL | 0 |
| Family | LVC/LCX/Z |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Logic IC Type | D FLIP-FLOP |
| Max I(ol) | 0.032A |
| Number of Functions | 1 |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Propagation Delay (tpd) | 14.4ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.65V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Trigger Type | POSITIVE EDGE |
| fmax-Min | 200MHz |
| ## SN74LVC2G74DCU Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74LVC2G74DCU:
Flip-Flop, LVC/LCX/Z Series, 1-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO8
suggested
suggested
suggested
suggested
suggested
D Flip-Flop, LVC/LCX/Z Series, 1-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO8
D Flip-Flop, LVC/LCX/Z Series, 1-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO8
D Flip-Flop, LVC/LCX/Z Series, 1-Func, Positive Edge Triggered, Complementary Output, CMOS, PDSO8
Frequently Asked Questions
Over what supply voltage range does the SN74LVC2G74DCU operate reliably?
The SN74LVC2G74DCU operates across a 1.65 V to 5.5 V supply range, covering modern 1.8 V and 3.3 V systems as well as legacy 5 V TTL-compatible boards. This broad range makes it straightforward to use in mixed-voltage designs without level translation, as long as signal thresholds are within LVC specifications.
How much sink current can the SN74LVC2G74DCU output provide and what load limitations does this set?
The SN74LVC2G74DCU can sink up to 32 mA on each output, which is sufficient to directly drive standard logic inputs, small indicator LEDs through a current-limiting resistor, or logic-level gate inputs at up to several hundred kilohertz switching rates. Exceeding 32 mA may exceed absolute maximum ratings and degrade output voltage levels.
Why choose the 8-pin VSSOP package of the SN74LVC2G74DCU over a larger SOIC form factor?
The 8-pin VSSOP package has a body width of approximately 3 mm and a 0.65 mm pitch, occupying roughly one-quarter of the PCB area of a standard 8-pin SOIC package. This compactness benefits portable devices, wearables, and densely packed PCBs where saving even a few square millimeters per component reduces overall board size meaningfully.
In what digital design roles does the SN74LVC2G74DCU serve as a practical off-the-shelf solution?
The SN74LVC2G74DCU works as a 2-bit pipeline register, a dual data latch at a clock domain boundary, a signal debounce element, or a small state-machine storage stage in glue logic designs. Having 2 independent flip-flops in a single 8-pin package reduces chip count compared to using two separate single flip-flop ICs, simplifying board layout and BOM management.
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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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