Texas Instruments SN74LVC126ARGYR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.22 | $0.22 |
| 15+ | $0.21 | $3.15 |
| 25+ | $0.21 | $5.25 |
| 50+ | $0.20 | $10.00 |
| 100+ | $0.17 | $17.00 |
| N+ | $0.03 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 74LVC |
| Packaging | Marketplace | Cut Tape (CT) |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 4 |
| Number of Bits per Element | 1 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 1.65V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 14-VFQFN Exposed Pad |
| Supplier Device Package | 14-VQFN (3.5x3.5) |
The SN74LVC126ARGYR from Texas Instruments is a quad non-inverting buffer with 3-state outputs, part of the 74LVC logic family. It operates from 1.65V to 3.6V and provides 24mA output drive per channel. The 3-state outputs enable bus-oriented applications where multiple devices share a common line. The compact 14-VFQFN package with exposed pad aids thermal dissipation. Ideal for memory buffering, bus interfacing, and level shifting in 3.3V systems.
- 3-State Outputs: Enables safe bus sharing with high-impedance state control.
- Quad Channel Integration: Four buffers in one package reduce component count.
- Low-Voltage Operation (1.65V-3.6V): Perfect for modern low-power digital systems.
- Exposed Pad for Thermal Management: Improves heat dissipation in high-current applications.
Bus Driving with 3-State Control
The SN74LVC126A is ideal for driving bidirectional data buses. Each channel has an output enable pin, allowing multiple devices to share the same bus without contention.
Memory Address Buffering
Use it to buffer address lines between a memory controller and SRAM/DRAM. The 3-state outputs allow the controller to release the bus when not in use.
Level Shifting in 3.3V Systems
With a 1.65V to 3.6V supply, it can interface between 1.8V and 3.3V logic, common in modern microcontrollers and FPGAs.
Peripheral Interface Isolation
Place the buffer between a microcontroller and peripheral devices (e.g., sensors, ADCs) to isolate the MCU from external noise and reduce capacitive loading.
Multiple Master Arbitration
In systems with multiple SPI or I2C masters, the 3-state outputs allow each master to drive the bus only when enabled, preventing data corruption.
Industrial Control I/O Expansion
Use the quad buffer to expand the output drive capability of a PLC or industrial controller, driving multiple actuators or indicators.
- Q: What is the logic family of the SN74LVC126A?
- A: It belongs to the 74LVC (Low-Voltage CMOS) family.
- Q: What is the function of this IC?
- A: It is a quad (4-channel) non-inverting buffer with 3-state outputs.
- Q: How many channels does it have?
- A: It has 4 independent channels.
- Q: What is the output type?
- A: 3-State output, allowing connection to shared buses with high-impedance state.
- Q: What is the voltage range?
- A: It operates from 1.65V to 3.6V.
- Q: What package is available?
- A: It comes in a 14-VFQFN package with exposed pad (RGY).
SN74LVC126ARGYR.pdf
- Q: What is the logic family of the SN74LVC126A?
- A: It belongs to the 74LVC (Low-Voltage CMOS) family.
- Q: What is the function of this IC?
- A: It is a quad (4-channel) non-inverting buffer with 3-state outputs.
- Q: How many channels does it have?
- A: It has 4 independent channels.
- Q: What is the output type?
- A: 3-State output, allowing connection to shared buses with high-impedance state.
- Q: What is the voltage range?
- A: It operates from 1.65V to 3.6V.
- Q: What package is available?
- A: It comes in a 14-VFQFN package with exposed pad (RGY).
