SN74HC574DWR

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SN74HC574DWR

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IC FF D-TYPE SNGL 8BIT 20SOIC

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74HC
ProductStatus Active
Function Standard
Type D-Type
OutputType Tri-State, Non-Inverted
NumberofElements 1
NumberofBitsperElement 8
ClockFrequency 36 MHz
MaxPropagationDelay@VMaxCL 46ns @ 6V, 150pF
TriggerType Positive Edge
Current-OutputHighLow 7.8mA, 7.8mA
Voltage-Supply 2V ~ 6V
Current-Quiescent(Iq) 8 µA
InputCapacitance 3 pF
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
SupplierDevicePackage 20-SOIC

Tổng quan

Description

The SN74HC574DWR is a high-speed CMOS octal D-type flip-flop with 3-state outputs, designed by Texas Instruments. It features eight edge-triggered D-type flip-flops with complementary outputs and an input that can store data. The flip-flops are controlled by a clock input (CP) and a clear input (CLR), with the data present at the D inputs being transferred to the Q outputs on the rising edge of the clock pulse. The device operates with a power supply range of 2V to 6V, making it suitable for a wide range of applications. Its 3-state output configuration allows for easy bus interfacing. The SN74HC574DWR is packaged in a 20-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for surface-mount technology. It's commonly used in digital systems where data storage, transfer, and bus interfacing are required. The SN74HC574DWR is known for its low power consumption and high noise immunity, which makes it ideal for use in various electronics projects and applications.

Equivalent

The SN74HC574DWR is a high-speed CMOS octal D-type flip-flop with 3-state outputs. Equivalent products include:
1. 74HC574 from NXP
2. CD74HC574 from Texas Instruments
3. MC74HC574 from ON Semiconductor
4. TC74HC574 from Toshiba
These alternatives typically offer similar functionality and pin configurations, making them suitable substitutes in most applications. Always verify the specifications from the datasheets to ensure compatibility with your specific requirements.

Features

The SN74HC574DWR is an octal D-type flip-flop with 3-state outputs, commonly used in various electronic and computing applications. Key features include:
1. High-Speed Operation: Benefits from advanced CMOS technology for high-speed performance.
2. Wide Voltage Range: Operates within a voltage range of 2V to 6V, making it versatile for different applications.
3. 3-State Outputs: Includes 3-state outputs for bus-oriented applications.
4. Low Power Consumption: Designed for low power operation, which is beneficial for battery-powered devices.
5. TTL-Compatible Inputs: Ensures compatibility with TTL logic levels.
6. Edge-Triggered: Positive-edge triggered to capture inputs on the rising edge of the clock pulse.
7. High Noise Immunity: Provides robust operation in noisy environments.
8. Latch-Up Performance: Offers high-performance latch-up immunity of up to 100 mA.
These features make the SN74HC574DWR suitable for data buffering, latching applications, and interfacing with microcontrollers and microprocessors.

Pinout

The SN74HC574DWR is a 20-pin integrated circuit. It is an octal D-type flip-flop with 3-state outputs, meaning it has eight flip-flops and each flip-flop can be set to one of three states: high, low, or high-impedance. It is used to store and buffer data. The 'DWR' in the part number indicates the package type, which is a 20-pin SOIC (Small Outline Integrated Circuit) wide-body package.
Key functions include:
1. Data Storage: Captures and stores digital data on the rising edge of the clock input.
2. 3-State Output: Allows multiple outputs to be connected to a common bus without interference, with outputs enabled or disabled via the output enable pin.
3. Clock Input: Synchronizes data input and transfer to the outputs.
4. Clear Function: Allows clearing of all outputs to the low state when necessary, although specific functionality may vary slightly based on configuration.
This IC is typically used in applications requiring temporary storage of data, such as in microcontroller interfacing, data buses, and registers in digital circuits.

Manufacturer

The SN74HC574DWR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company headquartered in Dallas, Texas. It designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. TI is one of the top semiconductor companies in the world and is known for its innovation in developing analog chips and embedded processors, among other technologies. The company serves a diverse range of industries, including automotive, industrial, personal electronics, communications, and enterprise systems.

Application

The SN74HC574DWR is a high-speed octal D-type flip-flop with 3-state outputs, suitable for a variety of digital applications. Its primary application areas include digital data storage and transfer, buffering, and signal isolation. It is often used in microprocessor and microcontroller systems for temporary data holding. Additionally, it can be employed in memory interfacing, data acquisition systems, and digital communication systems. The device's 3-state outputs facilitate bus-oriented applications, allowing multiple devices to share the same data lines. Its reliability and speed make it suitable for use in consumer electronics, industrial automation, and instrumentation systems.

Package

The SN74HC574DWR is a 20-pin integrated circuit in a SOIC (Small Outline Integrated Circuit) package. Specifically, it comes in a DW package, which is a wide-body SOIC package with a 300 mil (7.5 mm) body width. This type of packaging is used for surface mounting on printed circuit boards (PCBs).

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