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Name: SN74HC74DR
Brand: Texas Instruments
SKU: SN74HC74DR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments SN74HC74DR

Part No.:: SN74HC74DR

Manufacturer:: Texas Instruments

Package:: 14-SOIC

Datasheet:: SN74HC74DR.pdf

Description:: IC FF D-TYPE DUAL 1BIT 14SOIC

In Stock:: 2006

Quantity:: Add To Cart

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SN74HC74DR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
74HC
ProductStatus:
Active
Function:
Set(Preset) and Reset
Type:
D-Type
OutputType:
Complementary
NumberofElements:
2
NumberofBitsperElement:
1
ClockFrequency:
60 MHz
MaxPropagationDelay@VMaxCL:
15ns @ 6V, 50pF
TriggerType:
Positive Edge
Current-OutputHighLow:
5.2mA, 5.2mA
Voltage-Supply:
2V ~ 6V
Current-Quiescent(Iq):
4 µA
InputCapacitance:
3 pF
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

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SN74HC74DR information

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SN74HC74DR Typical application Circuitry

SN74HC74DR

An integrated circuit with two D-type positive-edge triggered flip-flops is called the SN74HC74DR. This chip is commonly used in various digital applications due to its ability to store and toggle binary data based on input signals. It's part of the 74HC family, which is known for its high-speed CMOS technology.

Applications and Use-Cases:

1. Data Storage:The SN74HC74DRcan be used for temporary storage of binary data in digital systems.

2. Frequency Dividers:Common in digital clocks and timers, it can divide the input frequency by two.

3. Shift Registers: When connected in a series, it can create shift registers for serial-to-parallel data conversion.

4. Control Systems:In control circuits, it's used to manage binary states and logic.

Important Factors:

- Typical Supply Voltage Range: 2V to 6V.

- Output Current: 5.2 mA can be driven by it.

- Maximum Clock Frequency: Can go up to several megahertz, making it suitable for high-speed operations.

- Low Power Consumption: Due to its CMOS technology, it has a significantly low power dissipation.

Detailed Circuit Connection (Example: Frequency Divider):

1. Power Supply: Connect Vcc to pin 14 and GND to pin 7. This powers the SN74HC74DR.

2. Input Clock Signal:Connect an input clock signal to the clock input (pin 3 or pin 11) of the first flip-flop.

3. Output Connection:Connect the Q output (pin 1 or pin 13) to the external circuit for the divided frequency output.

4. Reset and Set Inputs:Connect the set (pin 4 or pin 10) and reset (pin 6 or pin 8) inputs to Vcc or GND as per the desired initial state.

5. Feedback Connection:To achieve frequency division, feed the Q' output (pin 2 or pin 12) back to the D input (pin 5 or pin 9) of the same flip-flop.

Design-Specific Problems:

- Decoupling Capacitor: Position a decoupling capacitor adjacent to the Vcc pin to minimize noise.

- Input Signal Conditioning: Verify that the input clock signal is noise-free.

- Voltage Levels: Match the logic levels of the SN74HC74DRwith other components in the circuit.

- Temperature Range: Take into account in the design the chip's working temperature range.

The SN74HC74DR's versatile functionality, coupled with its high-speed operation and low power consumption, makes it a highly valuable component in digital electronics. It is important to consider the power supply, signal integrity, and interoperability of this chip while developing circuits.

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6. What is the process for return or replacement of SN74HC74DR?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of SN74HC74DR.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations