SN74LVC126ADE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74LVC126ADE4 is a quad bus buffer gate with 3-state outputs from Texas Instruments LVC family. Features four independent unidirectional buffers with active-high output enable and 24mA sink current. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- SN74LVC126ADE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Quad 3-state bus buffer with active-high enable, allowing multiple devices to share a common bus without contention
- LVC family logic with wide supply range (1.65V to 3.6V) and 5V-tolerant inputs for mixed-voltage bus interfacing
- High drive capability with 24mA sink and source current per channel at 50pF load capacitance for robust signal integrity
Applications
The SN74LVC126ADE4 is widely used in microprocessor and microcontroller systems to buffer and isolate data buses, preventing bus contention between multiple peripherals. Its 3-state outputs and active-high enable make it ideal for memory expansion circuits, FPGA I/O interfacing, and multi-board communication architectures. The device suits automotive electronics, industrial control systems, and consumer devices where reliable 3.3V logic-level bus driving is required.
Specifications
| YTEOL | 0 |
| Control Type | ENABLE HIGH |
| Count Direction | UNIDIRECTIONAL |
| Family | LVC/LCX/Z |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.024A |
| Number of Bits | 1 |
| Number of Functions | 4 |
| Number of Ports | 2 |
| Output Characteristics | 3-STATE |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.04mA |
| Prop. Delay@Nom-Sup | 6ns |
| Propagation Delay (tpd) | 11.3ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 1.65V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN74LVC126ADE4:
Bus Driver, LVC/LCX/Z Series, 4-Func, 1-Bit, True Output, CMOS, PDSO14
Bus Driver, LVC/LCX/Z Series, 4-Func, 1-Bit, True Output, CMOS, PDSO14
Bus Driver, LVC/LCX/Z Series, 4-Func, 1-Bit, True Output, CMOS, PDSO14
Frequently Asked Questions
What is the supply voltage range for the SN74LVC126ADE4?
The SN74LVC126ADE4 operates from 1.65V to 3.6V supply voltage and features 5V-tolerant inputs, enabling it to interface with both 3.3V and 5V logic systems in mixed-voltage designs.
What is the output drive current of the SN74LVC126ADE4?
The SN74LVC126ADE4 provides a maximum output low current (IOL) of 24mA per channel, delivering strong drive capability for bus lines with capacitive loads up to 50pF.
How does the 3-state output control work on the SN74LVC126ADE4?
Each of the four buffers in the SN74LVC126ADE4 has an active-high output enable pin. When enable is low, the output is placed in a high-impedance state, allowing multiple devices to share the same bus line without conflict.
What package is the SN74LVC126ADE4 available in?
The SN74LVC126ADE4 comes in a 14-pin small outline package (SOIC), which offers a compact and widely compatible footprint ideal for high-density PCB designs in industrial and consumer electronics.
Is the SN74LVC126ADE4 suitable for automotive applications?
Yes, the SN74LVC126ADE4 is suitable for automotive and industrial applications. It is part of TI's AEC-Q100 qualified product line variants and complies with JESD-609 code e4 environmental standards, indicating lead-free packaging.
Related Guides
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
May 20, 2026
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
May 20, 2026
TL084CN Equivalent and Replacements: JFET-Input Quad Op-Amp Comparison Guide
Compare TL084CN with TL074, LF347, and LM324 quad op-amps. Pin-compatible equivalents, key specs, and when to choose each for your analog design.
May 20, 2026
TPS386000RGPR Quad Voltage Supervisor: Selection and Sourcing Guide (2025)
Compare TPS386000RGPR with TPS386040RGPR, TPS3700, and TPS3823 voltage supervisors. Key specs, threshold programming, watchdog options, and sourcing tips.
May 20, 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.
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.”