SN74HCT573PWR

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SN74HCT573PWR

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IC LATCH OCT TRANSP D 20TSSOP

  • ПроизводительТехасские инструменты

  • Мфр. Часть #SN74HCT573PWR

  • Пакет 20-TSSOP (0.173, 4.40mm Width)

  • В наличии4369

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Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
Series 74HCT
ProductStatus Active
LogicType D-Type Transparent Latch
Circuit 8:8
OutputType Tri-State
Voltage-Supply 4.5V ~ 5.5V
IndependentCircuits 1
DelayTime-Propagation 25ns
Current-OutputHighLow 6mA, 6mA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-TSSOP (0.173, 4.40mm Width)

Обзор

Description

The SN74HCT573PWR is a high-speed CMOS 8-bit D-type transparent latch with 3-state outputs, part of Texas Instruments' 74HCT series. It is designed for a wide range of applications, including bus interfacing, signal buffering, and temporary data storage. This device operates with a supply voltage range from 4.5V to 5.5V, making it compatible with standard TTL logic levels.
The SN74HCT573PWR features a transparent latch, meaning data at the input is directly passed to the output when the latch enable (LE) is high. When LE is low, the data is latched and maintained at the output until it is updated again. The outputs can be placed in a high-impedance state via the output enable (OE) pin, allowing for easy integration into systems with shared buses.
Packaged typically in a TSSOP-20, the SN74HCT573PWR is suitable for compact designs. Its high-speed operation and low power consumption make it ideal for use in various digital applications requiring fast and reliable data latching.

Equivalent

The SN74HCT573PWR is an octal transparent D-type latch with 3-state outputs. Equivalent products include:
1. 74HC573 - NXP, STMicroelectronics, ON Semiconductor
2. CD74HCT573 - Texas Instruments
3. 74AHCT573 - Nexperia
4. MC74HC573A - ON Semiconductor
These alternatives are similar in functionality, offering D-type latching with 3-state outputs, but check datasheets for specific electrical and performance characteristics to ensure compatibility with your application.

Features

The SN74HCT573PWR is an octal transparent D-type latch with 3-state outputs and is commonly used in digital circuits for temporary data storage and buffering. Key features include:
1. Logic Family: High-speed CMOS (HCT), ensuring compatibility with TTL logic levels.
2. Voltage Range: Operates at a supply voltage range of 4.5V to 5.5V.
3. Output Type: 3-state, allowing the outputs to be in a high-impedance state, useful for bus-oriented applications.
4. Latch Enable (LE) and Output Enable (OE): Offers control over latching and output states, enhancing flexibility.
5. Propagation Delay: Typically offers fast switching with low propagation delay.
6. Inputs: Features eight transparent latches, which capture data when the latch enable is high.
7. Package Type: Available in a TSSOP (Thin Shrink Small Outline Package) for compact designs.
8. Temperature Range: Supports an operating temperature range suitable for commercial applications.
9. Power Consumption: Low power consumption due to CMOS technology.
The SN74HCT573PWR is ideal for applications requiring data latching and bus interfacing in a compact and efficient manner.

Pinout

The SN74HCT573PWR is a part of the 74HCT series and is a high-speed CMOS logic device. It is an octal D-type transparent latch with 3-state outputs.
Regarding its pin configuration:
- It comes in a 20-pin package.
- The primary functions of the pins are as follows:
- Eight D input pins for data inputs.
- Eight Q output pins for data outputs.
- A LE (Latch Enable) pin to control the latch operation; when high, the latch is transparent.
- An OE (Output Enable) pin for controlling the output state; when low, the outputs follow the latch state, and when high, outputs are in high-impedance state.
- VCC and GND pins for power supply and ground.
The SN74HCT573PWR is commonly used in digital systems for temporarily storing and moving data.

Manufacturer

The SN74HCT573PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a broad portfolio of analog and embedded processing products. TI is known for its innovation in developing chips and other semiconductor technologies used in a wide range of electronic applications across different industries, including consumer electronics, automotive, industrial equipment, and communications. The company focuses on creating technologies that improve performance, efficiency, and overall functionality of electronic devices.

Application

The SN74HCT573PWR is an octal transparent D-type latch with 3-state outputs, commonly used in various digital applications. Its primary application areas include:
1. Data Storage and Latching: Temporarily holding data for microprocessors and digital signal processors.
2. Bus Driving: Acting as a buffer or driver for data buses to prevent loading effects.
3. Memory Addressing: Facilitating address latching in memory systems.
4. I/O Port Expansion: Expanding input/output capabilities in microcontroller systems.
5. Timing and Control Circuits: Synchronizing and controlling signals in digital circuits.
These applications benefit from the device's fast switching characteristics, low power consumption, and compatibility with TTL logic levels.

Package

The SN74HCT573PWR is a part of Texas Instruments' SN74HCT573 series and comes in a TSSOP (Thin Shrink Small Outline Package) with 20 pins. The "PWR" in the part number indicates the TSSOP package type, which is designed for surface-mount technology applications.

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