SN74HC574N

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SN74HC574N

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IC FF D-TYPE SNGL 8BIT 20DIP

  • Nhà sản xuấtTexas Dụng cụ

  • Ông. Phần #SN74HC574N

  • Gói PDIP (N)-20

  • Có sẵn4480

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tube
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 Through Hole
SupplierDevicePackage 20-PDIP

Tổng quan

Description

The SN74HC574N is a high-speed CMOS octal D-type flip-flop with 3-state outputs. Manufactured by Texas Instruments, it is part of the 74HC logic family. This device is used primarily to store and transfer data, featuring eight flip-flops that can be independently controlled. The outputs can be placed in a high-impedance state, making it ideal for bus interface applications.
Key features include:
1. High-Speed Operation: Designed for high-speed data storage and transfer, with typical clock frequencies up to 50 MHz.
2. CMOS Technology: Ensures low power consumption and high noise immunity.
3. 3-State Outputs: Allows multiple devices to share the same output lines without interference.
4. Positive-Edge Triggered: The flip-flops capture input data on the rising edge of the clock signal.
5. Wide Supply Voltage Range: Operates between 2V and 6V, making it flexible for various applications.
The SN74HC574N is widely used in digital electronics for temporary data storage, buffering, and interfacing between different parts of a system, such as microcontrollers and memory units.

Equivalent

The SN74HC574N is an octal D-type flip-flop with 3-state outputs. Equivalent products include the CD74HC574 from Texas Instruments, the MC74HC574 from ON Semiconductor, and the 74HC574 from Nexperia or NXP. These alternatives share similar functionality and pin configurations, making them suitable substitutes in most applications requiring an octal D-type flip-flop with 3-state outputs. Always check the datasheets for specific electrical characteristics and compatibility.

Features

The SN74HC574N is a high-speed CMOS octal D-type flip-flop with 3-state outputs. Key features include:
1. 8 Flip-Flops: Contains eight D-type flip-flops with a common clock and clear input.
2. 3-State Outputs: The outputs can be set to high, low, or high-impedance state, facilitating bus interfacing.
3. Wide Operating Voltage: Operates efficiently across a 2V to 6V range.
4. High-Speed Operation: Features typical propagation delay times of around 14ns at 5V.
5. Low Power Consumption: CMOS technology ensures low static power dissipation.
6. Direct LSTTL Input Compatibility: Compatible with TTL logic levels, making it versatile for mixed voltage systems.
7. Standard Pin Configuration: Conforms to industry-standard 20-pin DIP package, simplifying PCB layout.
8. Latch Enable: Equipped with a clock input (CLK) to control data storage in flip-flops.
These features make the SN74HC574N suitable for applications requiring temporary data storage, data transfer in microcontrollers, and interfacing with multiple data lines.

Pinout

The SN74HC574N is a 20-pin integrated circuit that functions as an octal D-type flip-flop with 3-state outputs. It is used to store and latch data, providing a means to maintain a stable output even when input signals change. The device is part of the 74HC series, which relies on CMOS technology to ensure low power consumption and high-speed operation.
Here’s a concise breakdown of its pin configuration:
1. Pins 1-8 and 10-17: These are the D0-D7 data input pins corresponding to the eight flip-flops.
2. Pin 9 (GND): Ground connection for the circuit.
3. Pin 19 (OE): Output Enable input, active low. When low, the data is output; when high, the outputs are in a high-impedance state.
4. Pin 11 (CLK): Clock input; data is latched on the rising edge of the clock pulse.
5. Pin 20 (VCC): Supply voltage pin.
The SN74HC574N is commonly used in applications requiring temporary data storage, data buffering, or interfacing between different logic levels.

Manufacturer

The SN74HC574N is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world. TI operates in several segments, focusing on the development of analog chips and embedded processors, which are used in electronics across various industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company is well-known for its innovation and contributions to the electronics sector, providing a wide array of products and solutions to meet the needs of engineers and designers globally.

Application

The SN74HC574N is an octal D-type flip-flop with 3-state outputs, commonly used in digital electronics applications. Key areas include:
1. Microcontroller Interfaces: It serves as a buffer or latch for data stability and synchronization.
2. Data Storage and Transfer: It is used in registers for temporary data storage and transfer.
3. Signal Processing: The device assists in parallel data capture and processing.
4. Memory Addressing: It helps in memory address latching in complex systems.
5. Industrial Automation: Utilized in control systems for latching sensor inputs or controlling outputs.
6. Consumer Electronics: Employed in devices requiring sequential logic control and data synchronization.
Its versatility makes it suitable for various synchronous data applications.

Package

The SN74HC574N is a DIP (Dual In-line Package) type integrated circuit. It typically comes in a 20-pin DIP package, which is a standard format used for through-hole mounting on printed circuit boards.

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