Overview
The SN74AHCT126DR is a quadruple-bus buffer gate produced by Texas Instruments. This device features independent line drivers with 3-state outputs, making it suitable for a variety of digital logic applications. It operates within a voltage range of 4.5V to 5.5V and is compatible with TTL (Transistor-Transistor Logic) voltage levels on its inputs, while utilizing CMOS (Complementary Metal-Oxide-Semiconductor) technology for low power consumption and high noise immunity.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | SOIC (D) 14-pin |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage Range | 4.5V to 5.5V |
| Input Voltage Compatibility | TTL-compatible CMOS inputs |
| Output Type | 3-state outputs |
| Latch-up Performance | Exceeds 250mA per JESD 17 |
| ESD Protection | 2000V Human-Body Model, 200V Machine Model |
| Package Quantity | Carrier 2,500 (LARGE T&R) |
Key Features
- Inputs are TTL-voltage compatible, allowing for seamless integration with TTL logic circuits.
- 3-state outputs enable the device to be placed in a high-impedance state, which is useful for bus applications.
- High latch-up performance exceeding 250mA per JESD 17 ensures robust operation against latch-up conditions.
- Enhanced ESD protection with 2000V Human-Body Model and 200V Machine Model compliance.
- Operates over a wide temperature range from -40°C to 125°C.
Applications
The SN74AHCT126DR is suitable for various digital logic applications, including but not limited to:
- Bus buffering and driving in digital systems.
- Signal level translation between TTL and CMOS logic families.
- High-speed digital circuits requiring low power consumption and high noise immunity.
- Automotive, industrial, and consumer electronics where robust and reliable digital signal processing is necessary.
Q & A
- What is the operating voltage range of the SN74AHCT126DR?
The operating voltage range is 4.5V to 5.5V. - What type of inputs does the SN74AHCT126DR have?
The inputs are TTL-voltage compatible CMOS inputs. - What is the output type of the SN74AHCT126DR?
The outputs are 3-state outputs. - What is the operating temperature range of the SN74AHCT126DR?
The operating temperature range is -40°C to 125°C. - Does the SN74AHCT126DR have ESD protection?
Yes, it has ESD protection exceeding 2000V Human-Body Model and 200V Machine Model. - What is the package type of the SN74AHCT126DR?
The package type is SOIC (D) with 14 pins. - What is the latch-up performance of the SN74AHCT126DR?
The latch-up performance exceeds 250mA per JESD 17. - Is the SN74AHCT126DR suitable for automotive applications?
Yes, it is suitable for automotive and other high-reliability applications. - What is the typical propagation delay of the SN74AHCT126DR?
The typical propagation delay is around 3.8 to 5.5 ns for a load capacitance of 15 pF. - How many devices are in a carrier package?
A carrier package contains 2,500 devices.
