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SN74HCT574N

Name: SN74HCT574N
Rating: 4.7 (12 reviews)

IC FF D-TYPE SINGLE 8BIT 20PDIP

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資料表 SN74HCT574N DataSheet
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規格

Series	74HCT
Part Status	Active
Function	Standard
Type	D-Type
Output Type	Tri-State, Non-Inverted
Number of Elements	1
Number of Bits per Element	8
Clock Frequency	40 MHz
Max Propagation Delay @ V, Max CL	47ns @ 5.5V, 150pF
Trigger Type	Positive Edge
Current - Output High, Low	6mA, 6mA
Voltage - Supply	4.5V ~ 5.5V
Current - Quiescent (Iq)	8 µA
Input Capacitance	3 pF
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Through Hole
Supplier Device Package	20-PDIP
Package / Case	20-DIP (0.300", 7.62mm)
Base Product Number	74HCT574

概述

Description

The SN74HCT574N is an octal D-type flip-flop designed for high-speed digital applications. It operates on a 5V power supply and is part of Texas Instruments' HCT (High-speed CMOS TTL-compatible) series, making it suitable for interfacing with TTL logic levels. This device has eight independent D flip-flops, each capable of storing one bit of data.
Key features include a clock input, data inputs, and output enable controls, allowing for synchronous data storage and retrieval. The flip-flops capture data on the rising edge of the clock signal, providing reliable performance in timing-sensitive applications.
The SN74HCT574N is commonly used in registers, data storage, state machines, and other logic circuits where temporary data holding is required. Its low power consumption, high noise immunity, and compatibility with various logic families make it a versatile choice for both consumer and industrial electronics.
Overall, the SN74HCT574N is an essential component for building robust and efficient digital systems.

Features

The SN74HCT574N is an octal D-type flip-flop with a 3-state output. Key features include:
1. 8 D Flip-Flops: It has eight independent flip-flops for data storage.
2. Edge-Triggered: Captures data on the rising edge of the clock input.
3. 3-State Outputs: Each output can be in a high, low, or high-impedance state, allowing easy bus connections.
4. Asynchronous Set and Reset: Provides asynchronous control for setting and resetting the flip-flops.
5. TTL Compatible: Designed to work with TTL logic levels while providing CMOS low power consumption.
6. Wide Supply Voltage Range: Operates typically from 4.5V to 5.5V.
7. Propagation Delay: Offers fast response times, typically around 15 ns at 5V.
8. Temperature Range: Operates in a standard range from -40°C to 85°C.
Ideal for data storage and transfer applications in digital circuits.

Package

The SN74HCT574N is available in a dual in-line package (DIP) format, specifically a 20-pin DIP. This package type facilitates easy insertion into breadboards and PCBs for prototyping and assembly.

Pinout

The SN74HCT574N is an octal D-type flip-flop with 3-state outputs. It features a total of 20 pins.
Pin Count and Functions:
- Pin 1-8 (Q0-Q7): Outputs for the flip-flops.
- Pin 9 (GND): Ground connection.
- Pin 10 (OE): Output Enable; active low.
- Pin 11 (CLK): Clock input; triggers data capture on the rising edge.
- Pin 12 (CLR): Active low Clear; resets all outputs to low.
- Pin 13 (PRE): Active low Preset; sets all outputs high.
- Pin 14-17 (D0-D7): Data inputs for the flip-flops.
- Pin 18 (VCC): Power supply; typically +5V.
- Pin 19 (NC): No Connect; not internally connected.
- Pin 20 (NC): No Connect; not internally connected.
This device is widely used in digital circuits where temporary data storage is required.

Manufacturer

The manufacturer of the SN74HCT574N is Texas Instruments (TI). Texas Instruments is a global technology company headquartered in Dallas, Texas. Founded in 1930, TI is known for its semiconductor products, including analog and digital integrated circuits. The company serves a diverse range of industries such as automotive, industrial, communications, and consumer electronics. TI focuses on innovation in areas like embedded processing, analog, and mixed-signal technologies, providing solutions that enhance the performance and efficiency of electronic devices. The SN74HCT574N is a high-speed CMOS (complementary metal-oxide-semiconductor) octal D-type flip-flop, commonly used in digital circuits for data storage and transfer purposes.

Application

The SN74HCT574N is a high-speed CMOS octal D-type flip-flop with three-state outputs, commonly used in digital circuits for data storage and transfer. Application areas include data buffering, register storage, state machines, and synchronous data transfer in microcontroller and microprocessor systems. It is also utilized in communication systems, control applications, and timing circuits where reliable data handling and synchronization are required.

Equivalent

Equivalent products to the SN74HCT574N include the 74HC574, 74HCT574, and 74ABT574. These chips are octal D-type flip-flops with similar functionalities. Always verify pin configurations and voltage levels for compatibility in specific applications.