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Name: SN74HC245PWRE4
Brand: Texas Instruments
SKU: SN74HC245PWRE4
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 SN74HC245PWRE4

Part No.:: SN74HC245PWRE4

Manufacturer:: Texas Instruments

Package:: 20-TSSOP (0.173, 4.40mm Width)

Datasheet:: SN74HC245PWRE4.pdf

Description:: IC TXRX NON-INVERT 6V 20TSSOP

In Stock:: 3040

Quantity:: Add To Cart

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SN74HC245PWRE4 Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR)
Series:
74HC
ProductStatus:
Discontinued at Mosen
LogicType:
Transceiver, Non-Inverting
NumberofElements:
1
NumberofBitsperElement:
8
InputType:
-
OutputType:
3-State
Current-OutputHighLow:
7.8mA, 7.8mA
Voltage-Supply:
2V ~ 6V
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

SN74HC245PWRE4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SN74HC245PWRE4 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for SN74HC245PWRE4 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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SN74HC245PWRE4 information

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SN74HC245PWRE4 Typical application Circuitry

SN74HC245PWRE4

SN74HC245PWRE4 is a chip with the functionality of a bus transceiver. It is commonly used in various applications where data transfer between two bidirectional buses is required. This chip is a member of the 74HC series of integrated circuits, known for its high-speed, low-power operation.

Key Features:

- Octal Bus Transceiver: The SN74HC245PWRE4 can handle 8 bidirectional data lines, making it suitable for a wide range of applications.

- 3-State Outputs: It has 3-state outputs, allowing it to effectively isolate the buses when necessary.

- High-Speed Operation: The 74HC series is known for its high-speed performance, making it suitable for applications where data transfer speed is crucial.

- Wide Operating Voltage Range: It can operate over a wide voltage range, typically from 2V to 6V, making it compatible with various logic levels.

Application Scenario:

Let's consider an application scenario where the SN74HC245PWRE4 is used to connect a microcontroller to an external memory bus. This is a common use case in embedded systems where the microcontroller needs to read and write data from/to external memory.

Circuit Connection:

1. Microcontroller Connection:

- Pin 2 (DIR) of SN74HC245PWRE4 is connected to a microcontroller's GPIO pin to control the direction of data flow. Set it to HIGH to enable data transmission from the microcontroller to memory and LOW for the reverse direction.

- Pins 1, 19, and 20 (OE, A, and B) are connected to microcontroller pins to control the output enable and bus direction.

2. Memory Connection:

- The memory's data lines are connected to the SN74HC245PWRE4's A1-A8 and B1-B8 pins.

- Connect memory's control signals (e.g., Chip Enable, Write Enable, Address lines) to the appropriate microcontroller pins for memory interfacing.

3. Power Supply:

- Connect VCC (Pin 10) to the microcontroller's power supply (typically +3.3V or +5V).

- Connect GND (Pin 9) to the ground of the microcontroller and memory.

Considerations:

- Signal Timing: Ensure that the control signals (DIR, OE, etc.) are synchronized with the microcontroller and memory operations to prevent data bus conflicts.

- Voltage Levels: Confirm that the voltage levels of the microcontroller and memory are within the specified operating range of the SN74HC245PWRE4.

- Data Integrity: Implement error-checking mechanisms if data integrity is critical, especially in applications like memory interfacing.

In this circuit, the SN74HC245PWRE4 serves as a buffer to facilitate data transfer between the microcontroller and external memory, providing bidirectional communication control and ensuring data integrity.

Please note that the above information is provided in English, as requested, with a different sentence structure from the previous response, and it includes more than four occurrences of the keyword "SN74HC245PWRE4."

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6. What is the process for return or replacement of SN74HC245PWRE4?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SN74HC245PWRE4 we delivered, we will accept the replacement or return of the SN74HC245PWRE4 only when all of the below conditions are fulfilled:

(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 SN74HC245PWRE4.

(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