SN74HCT125DR

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SN74HCT125DR

+БОМ

IC BUF NON-INVERT 5.5V 14SOIC

  • ПроизводительТехасские инструменты

  • Мфр. Часть #SN74HCT125DR

  • Пакет 14-SOIC (0.154, 3.90mm Width)

  • В наличии6937

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Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74HCT
ProductStatus Active
LogicType Buffer, Non-Inverting
NumberofElements 4
NumberofBitsperElement 1
OutputType 3-State
Current-OutputHighLow 6mA, 6mA
Voltage-Supply 4.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 14-SOIC (0.154, 3.90mm Width)

Обзор

Description

The SN74HCT125DR is a quadruple bus buffer gate with 3-state outputs, part of the 74HCT series by Texas Instruments. It operates with a supply voltage range from 4.5 V to 5.5 V, making it compatible with TTL logic levels. Each of the four independent buffers in the SN74HCT125DR includes a 3-state output controlled by an individual output enable (OE) pin, allowing for easy integration into data buses.
Key features of the SN74HCT125DR include:
1. Voltage Compatibility: Designed to interface with TTL and CMOS logic levels.
2. Output Control: Outputs can be set to high impedance, enabling multiple devices to share the same output line without interference.
3. Propagation Delay: Offers fast propagation times, typically around 10 ns.
4. Low Power Consumption: Consumes minimal power, which is critical for battery-powered applications.
5. Wide Operating Temperature: Suitable for industrial and commercial applications, usually ranging from -40°C to 85°C.
The SN74HCT125DR is commonly used in digital circuit designs where buffering and level shifting between logic families is required.

Equivalent

The SN74HCT125DR is a quad buffer/line driver with 3-state outputs. Equivalent products include:
1. NXP 74HCT125D
2. ON Semiconductor MC74HCT125ADG
3. Fairchild Semiconductor 74HCT125M
4. STMicroelectronics HCF40107M013TR
These alternatives offer similar functions and electrical characteristics, although minor differences in specifications may exist. Always check the datasheets to ensure compatibility with your specific application.

Features

The SN74HCT125DR is a quadruple bus buffer gate with 3-state outputs, designed for 4.5-V to 5.5-V VCC operation. Key features include:
1. High-Speed CMOS (HCT) Logic: It combines low power consumption with the ability to drive 10 LSTTL loads.
2. 3-State Outputs: Allows for multiple outputs to be connected to a common bus line.
3. Low Power Consumption: Typical ICC is 4 µA, making it energy-efficient.
4. Wide Operating Voltage Range: Operates on a supply voltage range from 4.5 V to 5.5 V.
5. TTL-Compatible Inputs: Ensures compatibility with TTL logic levels when operating at 5 V.
6. High Noise Immunity: Ensures reliable operation in noisy environments.
7. Standard Pin Count: Available in a 14-pin SOIC package.
8. -40°C to 85°C Operating Temperature Range: Suitable for industrial applications.
This device is ideal for buffering or driving bus lines, as well as for interfacing between TTL and CMOS logic levels.

Pinout

The SN74HCT125DR is a quadruple bus buffer gate with three-state outputs from Texas Instruments. The "DR" in the part number typically indicates the SOIC-14 package, which means it has 14 pins.
Key functions include:
- It has four independent buffer gates.
- Each gate features its own output enable pin, allowing for more precise control of each buffer.
- When the output enable pin is low, the corresponding buffer outputs are enabled and follow the input logic state.
- When the output enable pin is high, the buffer outputs are in a high-impedance state, effectively disconnecting them from the circuit.
This device is commonly used in digital circuits for buffering, driving bus lines, and level shifting applications. It is compatible with TTL logic levels, making it suitable for interfacing between different logic families.

Manufacturer

The SN74HCT125DR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is well-known for its development of analog chips and embedded processors, which are used in electronic products across various industries. Founded in 1930 and headquartered in Dallas, Texas, TI has a diverse portfolio of products and is recognized as one of the leading semiconductor companies globally. Its products are commonly used in a wide range of applications including consumer electronics, automotive systems, industrial equipment, and more.

Application

The SN74HCT125DR is a quad buffer/line driver with 3-state outputs, commonly used in digital circuits. Its application areas include:
1. Signal Isolation and Buffering: Enhances signal integrity by isolating different stages of a circuit and minimizing loading effects.
2. Bus Driving: Suitable for driving data buses in microprocessor or microcontroller systems.
3. Data Distribution: Used to distribute signals to multiple destinations without significant signal degradation.
4. Voltage Level Translation: Converts TTL voltage levels to CMOS-compatible levels.
5. Logic Level Shifting: Facilitates communication between components operating at different logic levels.
6. Multiplexing/Demultiplexing: Utilized in systems requiring data selection and routing.
Its versatility makes it ideal for applications in computing, telecommunications, and industrial electronics.

Package

The SN74HCT125DR is a quad bus buffer gate from Texas Instruments. It comes in a SOIC-14 (Small Outline Integrated Circuit) package, which is a surface-mount type with 14 pins. This package is designed for applications requiring high-speed logic level shifting and is commonly used in digital circuits for buffering and driving signals.

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