SN74LV74APWR

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SN74LV74APWR

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IC FF D-TYPE DUAL 1BIT 14TSSOP

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
Series 74LV
ProductStatus Active
Function Set(Preset) and Reset
Type D-Type
OutputType Complementary
NumberofElements 2
NumberofBitsperElement 1
ClockFrequency 140 MHz
MaxPropagationDelay@VMaxCL 9.3ns @ 5V, 50pF
TriggerType Positive Edge
Current-OutputHighLow 12mA, 12mA
Voltage-Supply 2V ~ 5.5V
Current-Quiescent(Iq) 20 µA
InputCapacitance 2 pF
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
SupplierDevicePackage 14-TSSOP

Visão Geral

Description

The SN74LV74APWR is a dual D-type positive-edge-triggered flip-flop IC designed for use in digital circuits. Manufactured by Texas Instruments, it integrates two flip-flops in a single package, allowing for efficient space utilization in circuit designs. Each flip-flop features a D (data) input, a clock input (triggered on the rising edge), and complementary Q and Q̅ (not-Q) outputs. It also includes set (preset) and reset (clear) inputs, enabling asynchronous control over the stored data.
Operating from a voltage range of 2V to 5.5V, the SN74LV74APWR offers broad compatibility with various logic levels. It is characterized by low power consumption and high-speed operation, making it suitable for a wide range of applications including data storage, counters, and shift registers. The 'APWR' suffix indicates the package type, which is TSSOP (Thin Shrink Small Outline Package), featuring a compact footprint ideal for high-density circuit boards. Additionally, it is compliant with industry standards for RoHS and lead-free specifications, ensuring environmental safety.

Equivalent

The SN74LV74APWR is a dual D-type flip-flop IC. Equivalent products include:
1. Nexperia 74LVC74
2. ON Semiconductor MC74HC74A
3. Fairchild Semiconductor 74HC74
4. Microchip Technology 74ACT74
5. STMicroelectronics M74HC74
These ICs provide similar functionality with differences in voltage levels or performance characteristics, so ensure compatibility with your specific application requirements.

Features

The SN74LV74APWR is a dual positive-edge-triggered D-type flip-flop with clear and preset functions. It operates within a voltage range of 2 V to 5.5 V, making it suitable for both low-voltage and standard-voltage applications. This device features Schmitt-trigger action at all inputs, which provides better noise immunity and a slower input transition rate. The SN74LV74APWR has a typical propagation delay of around 6.5 ns at 5 V, ensuring rapid data processing. It includes independent clear (CLR) and preset (PRE) inputs, allowing asynchronous setting or resetting of the flip-flops. The device's outputs can drive up to 10 LSTTL loads, enhancing its versatility in various circuit designs. It is also characterized by low power consumption, thanks to its CMOS technology, and it includes internal diodes for input protection. Available in a TSSOP-14 package, the SN74LV74APWR is ideal for space-constrained applications.

Pinout

The SN74LV74APWR is a dual D-type flip-flop IC with clear and preset functionalities. It comes in a TSSOP-14 package, meaning it has 14 pins. Each flip-flop within the IC has a D (data) input, a clock input, a clear input, a preset input, Q and Q̅ (complementary) outputs. Here's a brief overview of the pin functions:
1. 1CLR (Pin 1): Asynchronous clear for the first flip-flop (active low).
2. 1D (Pin 2): Data input for the first flip-flop.
3. 1CLK (Pin 3): Clock input for the first flip-flop.
4. 1PRE (Pin 4): Asynchronous preset for the first flip-flop (active low).
5. 1Q (Pin 5): Non-inverted output for the first flip-flop.
6. 1Q̅ (Pin 6): Inverted output for the first flip-flop.
7. GND (Pin 7): Ground.
8. 2Q̅ (Pin 8): Inverted output for the second flip-flop.
9. 2Q (Pin 9): Non-inverted output for the second flip-flop.
10. 2PRE (Pin 10): Asynchronous preset for the second flip-flop (active low).
11. 2CLK (Pin 11): Clock input for the second flip-flop.
12. 2D (Pin 12): Data input for the second flip-flop.
13. 2CLR (Pin 13): Asynchronous clear for the second flip-flop (active low).
14. VCC (Pin 14): Supply voltage.
These flip-flops are commonly used for data storage and transfer applications.

Manufacturer

The SN74LV74APWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of integrated circuits and semiconductor solutions. Known for innovation, TI's portfolio includes analog chips, digital signal processors, microcontrollers, and more, serving industries such as automotive, industrial, personal electronics, and communications. With a focus on advancing electronics applications, TI is a key player in the technology sector.

Application

The SN74LV74APWR is a dual positive-edge-triggered D-type flip-flop commonly used in digital electronics applications. Its application areas include:
1. Data Storage and Transfer: It captures, stores, and transfers data reliably in digital circuits.
2. Frequency Division: Used in frequency division applications to divide clock signals.
3. Counters and Registers: Acts as a fundamental building block for designing counters and shift registers.
4. State Machines: Utilized in the implementation of finite state machines for control applications.
5. Synchronization: Helps synchronize asynchronous signals in digital systems.
The device’s low-voltage operation and high-speed performance make it suitable for various consumer electronics, communication equipment, and automotive applications.

Package

The SN74LV74APWR is a dual D-type flip-flop IC manufactured by Texas Instruments. It comes in a TSSOP-14 (Thin Shrink Small Outline Package) package type, which has 14 pins and is suitable for surface-mount technology.

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