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SN74HC174DR

Name: SN74HC174DR
Rating: 4.7 (12 reviews)

IC FF D-TYPE SNGL 6BIT 16SOIC

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資料表 SN74HC174DR DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	74HC
ProductStatus	Active
Function	Master Reset
Type	D-Type
OutputType	Non-Inverted
NumberofElements	1
NumberofBitsperElement	6
ClockFrequency	50 MHz
MaxPropagationDelay@VMaxCL	14ns @ 6V, 50pF
TriggerType	Positive Edge
Current-OutputHighLow	5.2mA, 5.2mA
Voltage-Supply	2V ~ 6V
Current-Quiescent(Iq)	8 µA
InputCapacitance	3 pF
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
SupplierDevicePackage	16-SOIC

概述

Description

The SN74HC174DR is a hex D-type flip-flop integrated circuit (IC) from Texas Instruments, designed for high-speed digital applications. It features six independent D flip-flops that store data on the rising edge of the clock input, making it suitable for data storage and transfer tasks. The device operates with a wide supply voltage range of 2V to 6V and is compatible with TTL logic levels.
Key characteristics include a typical propagation delay of 8 ns at 5V and low power consumption. The output is tri-state, allowing multiple devices to connect to a common bus without interference. The SN74HC174DR is housed in a 14-pin SOIC (Small Outline Integrated Circuit) package, making it compact and suitable for various PCB layouts. Its versatility makes it widely used in applications such as data latches, counters, and shift registers in digital circuits. Overall, the SN74HC174DR is an essential component for those looking to implement reliable data storage solutions in their electronic systems.

Features

The SN74HC174DR is a high-speed hex D-type flip-flop with the following key features:
1. Hex D-Type Flip-Flops: Contains six independent D-type flip-flops.
2. High-Speed Operation: Operates at high speeds with a propagation delay of 15 ns (typical) at 5V.
3. Wide Supply Voltage Range: Supports a supply voltage range of 2V to 6V.
4. Low Power Consumption: Designed for low static and dynamic power consumption.
5. Asynchronous Set and Reset: Each flip-flop has asynchronous set (PRE) and reset (CLR) inputs for quick state changes.
6. Edge-Triggered: Flip-flops trigger on the rising edge of the clock input (CLK).
7. Available in Various Packages: Offered in a variety of packages, including SOIC (D) and TSSOP (PW) for versatile applications.
8. Compatible with TTL Logic: Compatible with TTL outputs, making it suitable for interfacing with other logic families.
These features make the SN74HC174DR ideal for data storage and transfer in digital circuits.

Package

The SN74HC174DR is packaged in a DRC (Shrink Small Outline Package, SOIC) with 14 pins. It features a surface-mount design suitable for automated assembly, providing a compact solution for integrated circuit applications.

Pinout

The SN74HC174DR is a hex D-type flip-flop with a total of 14 pins. Its primary function is to store and manage digital data. Here’s a brief overview of its pin configuration:
1. Pins 1-6 (Q1 to Q6): Outputs of the flip-flops (Q outputs).
2. Pins 2-7 (D1 to D6): Data inputs for the flip-flops.
3. Pin 8 (GND): Ground connection.
4. Pin 9 (VCC): Power supply connection (typically +2V to +6V).
5. Pin 10 (CLK): Clock input; triggers the flip-flops on the rising edge.
6. Pin 11 (CLR): Asynchronous clear input; resets the outputs when activated.
7. Pin 12 (PRE): Asynchronous preset input; sets the outputs to high when activated.
8. Pins 13-14 (Q7, Q8): Additional outputs for the remaining flip-flops.
This component is commonly used in digital circuits for data storage, timing applications, and state machines.

Manufacturer

The SN74HC174DR is manufactured by Texas Instruments (TI), a leading American technology company. Texas Instruments specializes in the design and production of semiconductors and various integrated circuits (ICs), including digital logic devices, microcontrollers, and analog chips. Founded in 1930, TI is known for its innovation in electronic components used in a wide range of applications, from consumer electronics to industrial systems and automotive technology. The company also provides various tools and resources for engineers and developers working on electronic design. Texas Instruments is recognized for its commitment to quality and reliability in its products.

Application

The SN74HC174DR is a hex D-type flip-flop used in digital circuits for data storage and transfer. Its application areas include data buffering, temporary data storage, frequency division, and edge-triggered memory elements in synchronous circuits. It is commonly found in digital signal processing, communication systems, and consumer electronics, as well as in state machines and register files within microcontroller and FPGA designs.

Equivalent

The SN74HC174DR is a hex D flip-flop. Equivalent products include:
1. 74HC74 - Dual D flip-flop
2. 74HC175 - Quad D flip-flop
3. 74HCT174 - TTL-compatible version
4. 74LS74 - Low-power Schottky version
5. MC74HC174A - Motorola equivalent
Check specifications for compatibility in your application.