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Name: SN74HC573ADWR
Brand: Texas Instruments
SKU: SN74HC573ADWR
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 SN74HC573ADWR

Part No.:: SN74HC573ADWR

Manufacturer:: Texas Instruments

Package:: 20-SOIC (0.295, 7.50mm Width)

Datasheet:: SN74HC573ADWR.pdf

Description:: IC OCT D-TYPE LATCH 20-SOIC

In Stock:: 3190

Quantity:: Add To Cart

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SN74HC573ADWR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
74HC
ProductStatus:
Active
LogicType:
D-Type Transparent Latch
Circuit:
8:8
OutputType:
Tri-State
Voltage-Supply:
2V ~ 6V
IndependentCircuits:
1
DelayTime-Propagation:
23ns
Current-OutputHighLow:
7.8mA, 7.8mA
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

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SN74HC573ADWR information

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SN74HC573ADWR Typical application Circuitry

SN74HC573ADWR

The SN74HC573ADWR is an integrated circuit that serves as an octal D-type transparent latch with 3-state outputs. This type of chip is commonly used in various digital applications, particularly where there is a need to control data flow between different bus systems or between different components within a system.

Key Features of the SN74HC573ADWR:

- Latch Type: Octal D-type transparent latch.

- Logic Family: HC.

- Output Type: 3-state outputs.

- Pin Count: 20.

- Voltage Range: The standard operating voltage is between 2 and 6 volts.

- Data Retention Capability: Ensures data is held stable even during power transitions.

Application Scenario and Circuit Connection:

Consider a scenario where the SN74HC573ADWR is used to interface a microcontroller with a set of LEDs for display purposes. The microcontroller has limited output pins, and the SN74HC573ADWR is employed to expand the output capabilities.

Detailed Circuit Connection:

1. Power Connections: Attach pin 20 (VCC) to a 5V source and pin 10 (GND) to ground.

2. Input Data Lines: Connect the microcontroller outputs to the data inputs D0 to D7 (pins 2, 3, 4, 5, 6, 7, 8, 9).

3. Output to LEDs: Connect the outputs Q0 to Q7 (pins 18, 17, 16, 15, 14, 13, 12, 11) to LEDs through current-limiting resistors.

4. Latch Enable (LE - pin 1): Connect to a control output of the microcontroller. When LE is high, the data present at the inputs D0-D7 is latched.

5. Output Enable (OE - pin 19): Connect to another control output of the microcontroller. OE is used to control the state of the outputs. When OE is low, the outputs are active; when high, they are in a high-impedance state.

Design Considerations:

- Power Supply Stability: Ensure a stable 5V supply to avoid data corruption.

- Input Data Timing: Align the microcontroller output data timing with the LE signal to ensure correct latching.

- Output Load: Consider the current driving capability of the outputs if driving LEDs or other loads.

- Decoupling Capacitors: To reduce noise, place decoupling capacitors next to the pins of the power supply.

- Signal Integrity: Keep trace lengths short and well-routed to avoid crosstalk and signal degradation.

By incorporating the SN74HC573ADWR in this manner, you can efficiently expand the output capabilities of a microcontroller system, ensuring effective data transfer and control over external components like LEDs. This approach demonstrates the versatility and utility of the SN74HC573ADWR in digital systems.

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6. What is the process for return or replacement of SN74HC573ADWR?

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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 SN74HC573ADWR.

(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