SN74ACT574DWR

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SN74ACT574DWR

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IC FF D-TYPE SNGL 8BIT 20SOIC

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
Series 74ACT
ProductStatus Active
Function Standard
Type D-Type
OutputType Tri-State, Non-Inverted
NumberofElements 1
NumberofBitsperElement 8
ClockFrequency 110 MHz
MaxPropagationDelay@VMaxCL 11ns @ 5V, 50pF
TriggerType Positive Edge
Current-OutputHighLow 24mA, 24mA
Voltage-Supply 4.5V ~ 5.5V
Current-Quiescent(Iq) 4 µA
InputCapacitance 4.5 pF
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
SupplierDevicePackage 20-SOIC

Overview

Description

The SN74ACT574DWR is an octal edge-triggered D-type flip-flop with 3-state outputs, manufactured by Texas Instruments. It is part of the 74ACT logic family, which is known for its high-speed CMOS (Complementary Metal-Oxide-Semiconductor) technology with TTL (Transistor-Transistor Logic) compatible inputs. The device features eight D-type flip-flops with individual D inputs and Q outputs and is designed to operate with a supply voltage ranging from 4.5V to 5.5V.
The SN74ACT574DWR is primarily used for data storage and transfer in digital circuits. It captures the value of the D-input on the rising edge of a clock signal, providing a stable Q output. The 3-state outputs allow for connection to a common bus without contention, controlled by an output enable (OE) pin. When OE is low, the outputs are enabled, and the stored data is presented on the pins; when OE is high, the outputs are in a high-impedance state. The device is packaged in a 20-pin SOIC (Small Outline Integrated Circuit) for surface mounting.

Equivalent

The SN74ACT574DWR is an octal D-type flip-flop with 3-state outputs. Equivalent products include:
1. 74HC574: High-speed CMOS version.
2. 74ALS574: Advanced Low-power Schottky version.
3. CD74ACT574: From Texas Instruments' CD series.
4. 74F574: Fast logic version.
5. MC74ACT574: From ON Semiconductor.
These alternatives generally offer similar functionality with varying speed, power, and technology characteristics. Always compare datasheets for exact specifications.

Features

The SN74ACT574DWR is an octal D-type flip-flop IC from the Advanced CMOS (ACT) logic family, known for its high-speed and low power consumption. Key features include:
1. High-Speed Operation: Provides fast switching with typical propagation delays.
2. Low Power Consumption: Designed with CMOS technology to ensure efficient power usage.
3. Octal Flip-Flop Configuration: Contains eight D-type flip-flops with a common clock and output enable pin.
4. 3-State Outputs: Features tri-state outputs controlled by an output enable pin, allowing for multiplexed bus operation.
5. Wide Supply Voltage Range: Operates typically at 5V supply with a range from 4.5V to 5.5V.
6. Input and Output Characteristics: Compatible with TTL inputs and capable of driving up to 15 LSTTL loads.
7. Latch-Up Performance: Designed to withstand 250 mA of latch-up current per JESD 17 standards.
8. Temperature Range: Operates over a range of 0°C to 70°C, suitable for commercial applications.
9. Packaging: Available in a 20-pin SOIC (Small Outline Integrated Circuit) package.
These features make it suitable for high-speed data storage and transfer applications in digital systems.

Pinout

The SN74ACT574DWR is an octal D-type flip-flop with 3-state outputs, manufactured by Texas Instruments. It comes in a 20-pin package. The main function of this IC is to store data, with eight flip-flops that are edge-triggered. Each flip-flop has a D input, a clock input, an output-enable input, and a Q output. When the output-enable (OE) input is low, the device outputs are enabled, reflecting the stored data. When the OE is high, the outputs are in a high-impedance state, regardless of the clock or data inputs. The SN74ACT574DWR is commonly used in applications requiring temporary data storage and interface buffering.

Manufacturer

The SN74ACT574DWR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices and applications. TI is known for its innovations in analog technology, embedded processing, and digital signal processing, serving industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company focuses on providing solutions that enhance performance and efficiency in electronic devices.

Application

The SN74ACT574DWR is an octal edge-triggered D-type flip-flop with 3-state outputs, designed for various digital applications. Its main application areas include:
1. Data Storage and Transfer: Used in memory registers and data buffering.
2. Bus Interface: Facilitates communication between microprocessors and peripheral devices by serving as a temporary data latch.
3. Data Synchronization: Helps synchronize data between different clock domains.
4. Control Logic: Implements state machines or control logic for digital circuits.
5. Signal Processing: Utilized in digital signal processing for parallel data conversion and processing tasks.
Its high-speed performance and robust design make it suitable for use in telecommunications, computing, and consumer electronics.

Package

The SN74ACT574DWR is a part of the SN74ACT574 series from Texas Instruments, and it comes in a SOIC (Small Outline Integrated Circuit) package with a DW suffix, which typically indicates a 20-pin wide-body configuration. The "R" at the end signifies that it is supplied on a reel for automated assembly processes.

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