SN74HC373PWR

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SN74HC373PWR

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IC OCTAL TRANSP LATCH 20-TSSOP

  • ПроизводительТехасские инструменты

  • Мфр. Часть #SN74HC373PWR

  • Лист данных SN74HC373PWR DataSheet

  • Пакет TSSOP-20

  • В наличии4573

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Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
Series 74HC
ProductStatus Active
LogicType D-Type Transparent Latch
Circuit 8:8
OutputType Tri-State
Voltage-Supply 2V ~ 6V
IndependentCircuits 1
DelayTime-Propagation 15ns
Current-OutputHighLow 7.8mA, 7.8mA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-TSSOP (0.173, 4.40mm Width)

Обзор

Description

The SN74HC373PWR is a high-speed CMOS octal D-type transparent latch with 3-state outputs. It forms part of the 74HC family, featuring low power consumption and high noise immunity typical of CMOS technology, combined with the speed of TTL (Transistor-Transistor Logic). The device operates with a supply voltage range of 2V to 6V, making it suitable for various digital logic applications.
Key features include eight latches that are transparent in operation, meaning the outputs follow the data inputs when the latch enable (LE) is high. When LE is low, the latches store the data present at that instant. The outputs can be placed in a high-impedance state with the output enable (OE) control, allowing for bus-oriented applications. The chip is available in a TSSOP package, and its design ensures minimal power dissipation with typical propagation delays.
Common applications include data storage, data transfer, and bus interface in computing environments, where efficient and reliable data management is essential.

Equivalent

The SN74HC373PWR is an octal D-type transparent latch with 3-state outputs. Equivalent products include the 74HC573 series from various manufacturers like NXP, ON Semiconductor, and STMicroelectronics. Other similar alternatives include the CD74HCT373 from Texas Instruments and the MC74HC373 from ON Semiconductor. Ensure compatibility in terms of logic family, voltage, and package type when selecting an equivalent.

Features

The SN74HC373PWR is a high-speed CMOS octal transparent D-type latch with 3-state outputs. Some key features include:
1. Logic Family: High-speed CMOS (HC) with TTL-compatible inputs.
2. Function: Provides eight latches in a single package with the ability to store and buffer data.
3. Operating Voltage: Typically operates at 2V to 6V.
4. Output Type: 3-state outputs, allowing multiple devices to connect to a common bus.
5. Propagation Delay: Features fast propagation times, enhancing performance in high-speed applications.
6. Latch Enable and Output Control: Data inputs are transparent when the latch enable (LE) is high, and data is latched when LE is low. Outputs can be put into high-impedance state with an output control pin.
7. Package: Available in a TSSOP-20 package.
8. Power Consumption: Low power consumption due to CMOS technology.
9. Wide Temperature Range: Suitable for operation in various environments.
These features make the SN74HC373PWR ideal for applications requiring data storage, bus interfacing, and signal buffering.

Pinout

The SN74HC373PWR is a 20-pin integrated circuit. It is an octal transparent D-type latch, which means it has eight latches that can hold the value of eight data inputs. The main functions of the SN74HC373 include:
1. Latch Enable (LE): When this input is high, the data from the D input pins is transferred to the Q outputs. When it is low, the data is latched, or held, at the output regardless of changes at the D inputs.

2. Output Enable (OE): This control input enables or disables the output. When OE is low, the Q outputs reflect the state of the internal latches. When OE is high, the outputs are in the high-impedance state, effectively disconnecting them from the circuit.
3. Data Inputs (D0-D7): These are the data input pins. The data present on these pins is captured by the latches when LE is high.
4. Outputs (Q0-Q7): These are the data output pins, reflecting the state of the internal latches when OE is low.
This IC is often used in memory storage, buffering, and signal synchronization applications.

Manufacturer

The SN74HC373PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. It is known for its innovative work in the semiconductor industry, particularly in analog and embedded processing. TI's products are used in various applications, including industrial, automotive, personal electronics, and communications equipment. The company is recognized for its focus on developing technologies that advance electronics and contribute to the creation of smarter, safer, and more energy-efficient products.

Application

The SN74HC373PWR is an octal transparent D-type latch with 3-state outputs, commonly used in applications requiring data storage and multi-bit data latching. Its primary application areas include microcontroller and microprocessor interfacing, where it is used for temporary data storage, data buffering, and bus driving. It is also utilized in digital systems for address decoding, I/O port expansion, and memory address latching. Due to its ability to maintain stable output with minimal input variations, it is ideal for use in control systems, signal processing, and other applications requiring reliable data retention and synchronization.

Package

The SN74HC373PWR is a type of octal transparent D-type latch with 3-state outputs. It is housed in a TSSOP (Thin-Shrink Small Outline Package) package type. Specifically, the "PWR" suffix indicates a 20-pin TSSOP package, which is commonly used for its compact size.

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