SN74HC573NSR

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SN74HC573NSR

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IC D-TYPE LATCH

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
Series 74HC
ProductStatus Active
LogicType D-Type Transparent Latch
Circuit 1:8
OutputType Tri-State
Voltage-Supply 2V ~ 6V
IndependentCircuits 1
DelayTime-Propagation 23ns
Current-OutputHighLow 7.8mA, 7.8mA
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-SOIC (0.209, 5.30mm Width)

Übersicht

Description

The SN74HC573NSR is a high-speed CMOS octal transparent D-type latch designed for use in a wide range of digital applications. It features eight latches with three-state outputs, controlled by a latch enable and output enable line. When the latch enable (LE) input is high, the device captures the input data and holds it as long as LE is high. When LE goes low, the last captured data is stored. The output enable (OE) input controls the state of the outputs, allowing them to be in a high-impedance state when OE is high, making it suitable for bus-oriented applications.
This device operates over a wide voltage range of 2V to 6V, offering flexibility in different environments. It also provides low power consumption and high noise immunity, with a typical propagation delay of 17 ns at 5V. Encapsulated in a small-outline package (SOP), the SN74HC573NSR is ideal for use in space-constrained applications. Its robust performance and versatility make it suitable for a variety of digital logic systems, including microcontroller interfacing, memory address decoding, and data storage applications.

Equivalent

The SN74HC573NSR is a high-speed CMOS octal transparent D-type latch with 3-state outputs. Equivalent products include:
1. CD74HCT573E from Texas Instruments.
2. MC74HC573ADTR2 from ON Semiconductor.
3. 74HC573D from Nexperia.
4. MM74HC573WM from Fairchild Semiconductor (now part of ON Semiconductor).
5. TC74HC573AP from Toshiba.
These equivalents offer similar functionality and performance, but always check datasheets for compatibility with your specific application.

Features

The SN74HC573NSR is an octal transparent D-type latch with 3-state outputs. Key features include:
1. Logic Family: Part of the 74HC series, which is known for high-speed CMOS logic devices.
2. Operating Voltage: Functions within a voltage range of 2V to 6V, suitable for a variety of applications.
3. 3-State Outputs: Allows for multiplexing and bus interfacing, reducing the need for additional components.
4. Latch Enable Input: Transparent when the latch enable (LE) is high, retaining data when LE is low.
5. Output Enable Input: Controls the 3-state output buffer, providing additional control over output states.
6. High Noise Immunity: Ensures reliable operation in noisy environments.
7. Maximum Propagation Delay: Approximately 13 ns at 5V, catering to high-speed operations.
8. Low Power Consumption: Designed for efficient power usage, ideal for battery-powered devices.
9. Temperature Range: Operates within a wide temperature range, typically from -40°C to 85°C.
These features make the SN74HC573NSR versatile for various digital circuits requiring data storage and bus interfacing.

Pinout

The SN74HC573NSR is a high-speed CMOS octal transparent D-type latch with 3-state outputs. It contains 20 pins. Here’s a brief overview of the pin functions:
1. VCC (Pin 20): Power supply.
2. GND (Pin 10): Ground.
3. LE (Latch Enable, Pin 11): Controls the latching; when high, data is latched.
4. OE (Output Enable, Pin 1): Controls the 3-state outputs; when low, outputs are enabled.
5. D0-D7 (Pins 2-9): Data inputs.
6. Q0-Q7 (Pins 19, 18, 17, 16, 15, 14, 13, 12): Latch outputs.
The device latches the input data when LE is high and holds the data when LE is low. The 3-state outputs are controlled by the OE pin, enabling the outputs when low and placing them in a high-impedance state when high. This functionality makes the SN74HC573NSR suitable for various applications in digital circuits for data storage and transfer.

Manufacturer

The SN74HC573NSR is manufactured by Texas Instruments (TI), a global semiconductor company. Texas Instruments is known for designing and manufacturing a wide range of electronic components, including integrated circuits and sensors. TI serves various industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company focuses on innovation and technology advancement, providing solutions that enhance the performance and efficiency of electronic devices.

Application

The SN74HC573NSR is an octal D-type transparent latch commonly used in digital electronics applications. Its application areas include data storage and data bus interfacing, where it temporarily holds data for processing or communication between components. It's often employed in microcontroller systems, memory devices, and for address/data multiplexing. Additionally, it's used in signal buffering, enabling the control of multiple outputs from a single input. The device is suitable for applications requiring low power consumption and high-speed operation, such as consumer electronics, industrial automation, and communication systems. Its compact form factor and reliability make it ideal for embedded systems and portable devices.

Package

The SN74HC573NSR is an octal D-type transparent latch manufactured by Texas Instruments. It comes in a small outline package (SOP), specifically the SO-20 package. This surface-mount package type is designed for space-efficient applications on printed circuit boards.

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