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Name: SN74HCT245PWRE4
Brand: Texas Instruments
SKU: SN74HCT245PWRE4
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 SN74HCT245PWRE4

Part No.:: SN74HCT245PWRE4

Manufacturer:: Texas Instruments

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

Datasheet:: SN74HCT245PWRE4.pdf

Description:: IC TXRX NON-INVERT 5.5V 20TSSOP

In Stock:: 2012

Quantity:: Add To Cart

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SN74HCT245PWRE4 Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR)
Series:
74HCT
ProductStatus:
Discontinued at Mosen
LogicType:
Transceiver, Non-Inverting
NumberofElements:
1
NumberofBitsperElement:
8
InputType:
-
OutputType:
3-State
Current-OutputHighLow:
6mA, 6mA
Voltage-Supply:
4.5V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

SN74HCT245PWRE4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SN74HCT245PWRE4 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 SN74HCT245PWRE4 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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SN74HCT245PWRE4 information

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SN74HCT245PWRE4 Typical application Circuitry

SN74HCT245PWRE4

An integrated circuit with octal bus transceiver and 3-state outputs is called the SN74HCT245PWRE4. This chip belongs to the '245' family of transceivers and is commonly used in digital systems to enable bidirectional communication between data buses. Let's dive into its functionalities, applications, key specifications, and a detailed use case.

Functionalities and Applications:

- Functionality: Operating as a transceiver, the SN74HCT245PWRE4 is capable of transmitting and receiving data. It's designed to interface with 8-bit data buses and can switch direction based on control input. Additionally, it can be placed in a high-impedance state, allowing the data lines to be used by other devices.

- Applications: This chip finds its use in a variety of digital systems where data transfer between different components or systems is required. Common applications include microcontroller-based systems, data communication, and signal buffering.

Key Specifications:

- Voltage Range: Compatible with TTL (Transistor-Transistor Logic) levels, it operates at a broad range of voltages, usually 4.5V to 5.5V.

- Pin Configuration: It contains 20 pins, including data inputs/outputs, direction control, output enable, and power supply pins.

- Speed and Power Consumption: Offers a balance between speed and power consumption, suitable for most general-purpose digital applications.

Detailed Circuit Connection for a Microcontroller Interface:

Application Scenario:

Connecting a microcontroller to a peripheral device using the SN74HCT245PWRE4 for data transfer.

1. Data Pins (Pins 2 to 9 and 18 to 11): Connect pins 2 to 9 of the SN74HCT245PWRE4 to the data pins of the microcontroller. Similarly, connect pins 18 to 11 to the data pins of the peripheral device.

2. Direction Control (Pin 1):Attach this pin to a microcontroller GPIO (General-Purpose Input/Output) pin. The direction of data flow will depend on how high or low you set this pin.

3. Attach Pin 19 (Output Enable) :to a different GPIO pin on the microcontroller. When low, it enables the outputs; when high, it places the outputs in a high-impedance state.

4. Ground and Power (Pins 10 and 20):Connect pin 10 to ground and pin 20 to the 5V power supply.

5. Optional Pull-up/Pull-down Resistors: Depending on the microcontroller and peripheral, you might need pull-up or pull-down resistors on the data lines for stable operation.

Design Considerations:

- Voltage Compatibility: Verify that the microcontroller's and the peripheral device's voltage levels are appropriate for the SN74HCT245PWRE4.

- Impedance Matching: To avoid signal reflection, match the impedance of the transmission lines with the output impedance of the SN74HCT245PWRE4.

- Power Supply Stability: A stable power supply is crucial for the reliable operation of the chip.

- Decoupling Capacitors: To filter out noise, use decoupling capacitors in close proximity to the power supply pins.

In conclusion, the SN74HCT245PWRE4 is a versatile and reliable component for facilitating communication between different parts of a digital system. Its ability to handle bidirectional data flow and its compatibility with a range of voltage levels make it a staple in many electronic designs. When designing circuits with this chip, careful consideration of voltage levels, impedance, and power supply stability is essential.

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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 SN74HCT245PWRE4.

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

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