74HCT595PW

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74HCT595PW

+Nomenclature

Counter Shift Registers 8-BIT SHIFT REG W/OUTPUT LATCH

  • FabricantLe nexperia

  • Pièce fabricant #74HCT595PW

  • En stock24033

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Spécifications

Attribut Valeur
StandardPackQty 96

Présentation

Description

The 74HCT595PW is an 8-bit serial-in, parallel-out shift register with output latches, commonly used in electronics for expanding microcontroller I/O capabilities. It features a serial input (DS) and eight parallel outputs (Q0-Q7), allowing it to receive data serially and then provide it simultaneously across multiple outputs. This device is often utilized in LED displays, data storage, and communication between different parts of a circuit.
Key features include a high-speed serial input, a clock input (SHCP) for shifting data, a latch pin (STCP) for transferring shifted data to the output, and an output enable pin (OE) for controlling output status. The 74HCT595PW operates at a wide voltage range and is compatible with TTL logic levels, making it versatile for various applications. It comes in a compact TSSOP package, making it suitable for space-constrained designs. The device is known for its reliability and ease of integration, playing a crucial role in digital circuits that require expanded output capabilities.

Equivalent

The 74HCT595PW is a serial-in, parallel-out shift register. Equivalent products include the SN74HC595 and CD74HC595, which are common alternatives in the same family. These ICs serve similar functions, and while they may differ in manufacturer or package, they generally offer interchangeable functionality for similar applications. Always check the datasheets for specific electrical characteristics and pin configurations to ensure compatibility with your design.

Features

The 74HCT595PW is an 8-bit shift register with output latches, designed for serial-to-parallel data conversion. Key features include:
1. 8-bit Serial-In, Parallel-Out: It allows data to be entered serially and then output in parallel, enabling efficient data management.

2. Tri-State Outputs: The device offers tri-state outputs, allowing multiple devices to share the same output lines without interference.
3. High-Speed Operation: It operates at high speeds, suitable for high-frequency applications.
4. Wide Voltage Range: Compatible with TTL logic levels, it operates typically within a voltage range of 4.5V to 5.5V.
5. Latch Feature: The integrated latches store data, providing stable output even when new data is being shifted in.
6. Low Power Consumption: It is designed to consume minimal power, making it suitable for battery-powered devices.
7. Compact Package: Available in a TSSOP (Thin Shrink Small Outline Package), ideal for space-constrained applications.
These features make the 74HCT595PW useful in applications requiring efficient serial-to-parallel data conversion, such as LED displays and data buses.

Pinout

The 74HCT595PW is a high-speed CMOS logic 8-bit shift register with output latches. It is commonly used for expanding microcontroller I/O pins. The device is housed in a 16-pin package. Below is a concise description of the pin functions:
1. Q1-Q7 (Pins 15-7): Parallel data outputs.
2. GND (Pin 8): Ground.
3. Q7' (Pin 9): Serial data output, used for cascading multiple 74HCT595 devices.
4. MR (Pin 10): Master Reset, active low, clears the shift register.
5. SH_CP (Pin 11): Shift register clock input, triggers data shift on rising edge.
6. ST_CP (Pin 12): Storage register clock input (latch), transfers data from shift register to storage register on rising edge.
7. OE (Pin 13): Output enable, active low, controls output buffer status.
8. SER (Pin 14): Serial data input.
9. VCC (Pin 16): Positive supply voltage.
The 74HCT595PW allows you to serially input data and then parallelly output it, making it ideal for driving LEDs, displays, and other parallel-latched outputs.

Manufacturer

The 74HCT595PW is manufactured by Nexperia. Nexperia is a global semiconductor company that specializes in the production of discrete components, logic devices, and MOSFETs. It was formed in 2017 as a spin-off from NXP Semiconductors, focusing on high-volume production with a strong emphasis on efficiency and reliability. Nexperia is known for its extensive portfolio of semiconductor products that are widely used in automotive, industrial, computing, and consumer electronics applications. The company is headquartered in Nijmegen, Netherlands, and operates manufacturing facilities in Europe and Asia.

Application

The 74HCT595PW is an 8-bit shift register with a storage register and 3-state outputs. It's commonly used for expanding the number of I/O pins in microcontrollers, making it ideal for applications such as driving LED displays, creating light patterns, or controlling more outputs with fewer microcontroller pins. It is also used in digital circuit design for data storage and transfer, clock signal management, and creating serial-to-parallel data conversion. Its compact nature and efficient functioning make it suitable for consumer electronics, industrial controls, and communication equipment.

Package

The 74HCT595PW is a shift register IC with an 8-bit serial-to-parallel conversion capability. It comes in a TSSOP (Thin Shrink Small Outline Package) with 16 pins, which is compact and suitable for space-constrained applications.

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