Overview
The SN74HC126DR is a high-speed CMOS logic IC designed and manufactured by Texas Instruments. It belongs to the 74HC series and is categorized as a quad bus buffer gate with 3-state outputs. This component is widely used in digital systems for signal buffering and driving applications. Its key features include non-inverting logic, 3-state outputs, and compatibility with low-power Schottky TTL (LSTTL) devices. The SN74HC126DR is suitable for applications in industrial automation, consumer electronics, and communication systems due to its robust performance and reliability.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Current | 7.8 | mA | |
| Pin Count | 14 | Pin | |
| Height | 1.75 | mm | |
| Length x Width | 8.75 x 4.00 | mm | |
| Logic Type | Buffer, Non-Inverting | ||
| Output Type | 3-State | ||
| Supply Voltage | 2V~6V | ||
| Operating Temperature | -40℃~+85℃ | ||
| Mounting Type | SMT | ||
| Package/Case | SOIC14 |
Key Features
- Non-inverting buffer with 3-state outputs for flexible signal control.
- Wide operating voltage range (2V to 6V) for compatibility with various systems.
- High output current capability (7.8mA) for driving multiple loads.
- Low power consumption compared to LSTTL logic ICs.
- Robust performance in industrial and consumer applications.
Applications
The SN74HC126DR is ideal for use in industrial automation, consumer electronics, and communication systems. Its 3-state outputs make it suitable for bus-oriented applications, such as data buses and address buses in microcontrollers and microprocessors. Additionally, it is commonly used in signal buffering and driving circuits in automotive electronics and smart home devices.
Q & A
1. What is the operating voltage range of SN74HC126DR?
The operating voltage range is 2V to 6V.
2. What is the output current capability of SN74HC126DR?
The output current capability is 7.8mA.
3. What is the logic type of SN74HC126DR?
It is a non-inverting buffer.
4. What is the package type of SN74HC126DR?
It comes in a SOIC14 package.
5. What is the operating temperature range of SN74HC126DR?
The operating temperature range is -40℃ to +85℃.
6. Is SN74HC126DR compatible with LSTTL logic?
Yes, it is compatible with low-power Schottky TTL (LSTTL) logic.
7. What are the typical applications of SN74HC126DR?
Typical applications include industrial automation, consumer electronics, and communication systems.
8. What is the pin count of SN74HC126DR?
It has 14 pins.
9. What is the output type of SN74HC126DR?
It has 3-state outputs.
10. What is the mounting type of SN74HC126DR?
It is designed for surface-mount technology (SMT).
