SN74AHC125RGYR Texas Instruments Integrated Circuit (Other) In Stock
SN74AHC125RGYR is a quadruple bus buffer gate IC with 3-state outputs, featuring AHC logic family, 50pF load capacitance, and 8mA output current. From $0.19, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- SN74AHC125RGYR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1904(MOQ 25)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SN74AHC125RGYR?
- Quadruple bus buffer with independent 3-state control for each gate, enabling flexible bus management
- AHC logic family offers high-speed performance with low power consumption and wide voltage range compatibility
- 50pF load capacitance support and 8mA output drive strength for robust signal integrity
- Active-low enable control per gate allows precise tri-state bus sharing in multi-master systems
- RGY VQFN package provides compact footprint ideal for space-constrained designs
What is SN74AHC125RGYR used for?
The SN74AHC125RGYR is widely used in bus expansion and signal routing applications such as microcontroller I/O expansion, memory bus arbitration, and multi-board communication interfaces. Its 3-state outputs make it ideal for shared bus architectures in industrial controllers, embedded systems, and data acquisition equipment. The device also finds application in level-sensitive bus isolation and driving capacitive loads in high-speed digital designs.
What are the specifications of SN74AHC125RGYR?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Control Type | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL |
| Family | AHC/VHC/H/U/V |
| JESD-30 Code | S-PQCC-N14 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 50pF |
| Logic IC Type | BUS DRIVER |
| Max I(ol) | 0.008A |
| 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 | LCC14,.14SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR, 13 INCH |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 0.04mA |
| Prop. Delay@Nom-Sup | 13ns |
| Propagation Delay (tpd) | 13ns |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Mainland China, Malaysia, Philippines, Thailand |
Where can I find the SN74AHC125RGYR datasheet?
SN74AHC125RGYR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SN74AHC125RGYR?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the operating voltage range of the SN74AHC125RGYR?
The SN74AHC125RGYR operates over a supply voltage range of 2V to 5.5V, making it compatible with both 3.3V and 5V logic systems. This wide range allows it to interface between different logic families without additional level-shifting circuitry.
How does the 3-state output work on the SN74AHC125RGYR?
Each of the four buffer gates in the SN74AHC125RGYR has an independent active-low output-enable (OE) pin. When OE is driven high, the corresponding output enters a high-impedance state, effectively disconnecting it from the bus and allowing multiple devices to share the same signal lines without conflict.
What are the typical applications for the SN74AHC125RGYR?
The SN74AHC125RGYR is commonly used in bus expansion, signal isolation, and data buffering applications. Typical use cases include microcontroller GPIO expansion, shared memory bus interfaces, multi-master SPI/I2C arbitration, and driving capacitive loads in embedded and industrial systems.
What package does the SN74AHC125RGYR come in and what are its dimensions?
The SN74AHC125RGYR comes in a 14-pin VQFN (RGY) package, which is a compact leadless surface-mount package suitable for high-density PCB designs. Its small footprint makes it ideal for portable electronics and space-constrained applications requiring reliable bus buffering.
Can the SN74AHC125RGYR replace other logic families like HC or LVC?
Yes, the SN74AHC125RGYR from the AHC logic family is pin-compatible with standard 74HC125 devices and offers improved speed and lower power compared to HC. It can also serve as a drop-in replacement in many designs using 74LVC125 or similar bus buffers, subject to voltage and timing verification.
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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
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $0.2980 | $7.45 |
| 100+ | $0.2580 | $25.80 |
| 250+ | $0.2390 | $59.75 |
| 500+ | $0.2282 | $114.10 |
| 1000+ | $0.2203 | $220.32 |
| 15000+ | $0.1904 | $2856.00 |
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