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Name: SN74LV245APWR
Brand: Texas Instruments
SKU: SN74LV245APWR
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 SN74LV245APWR

Part No.:: SN74LV245APWR

Manufacturer:: Texas Instruments

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

Datasheet:: SN74LV245APWR.pdf

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

In Stock:: 2010

Quantity:: Add To Cart

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SN74LV245APWR Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
74LV
ProductStatus:
Active
LogicType:
Transceiver, Non-Inverting
NumberofElements:
1
NumberofBitsperElement:
8
InputType:
-
OutputType:
3-State
Current-OutputHighLow:
16mA, 16mA
Voltage-Supply:
2V ~ 5.5V
OperatingTemperature:
-40°C ~ 125°C (TA)
MountingType:
Surface Mount

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SN74LV245APWR information

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SN74LV245APWR Typical application Circuitry

SN74LV245APWR

The SN74LV245APWR is a type of integrated circuit known as an octal bus transceiver with 3-state outputs. This chip belongs to the 74LV family, indicating it operates with low-voltage and has a high-speed interface. It's commonly used for bidirectional communication between data buses in digital systems.

Applications:

The SN74LV245APWR is often used in:

1. Data Communication: Between microprocessors, microcontrollers, and other digital ICs in a system.

2. Signal Bridging: For transferring signals between different voltage domains or over longer distances.

3. Memory Interfaces: For connecting RAM, EEPROM, and other memory devices to microcontrollers.

Key Features

- Voltage Range: Operates from 2.7V to 5.5V, suitable for low-voltage applications.

- High Drive: Capable of driving heavily loaded buses with up to 64 mA of drive current.

- Low Power Consumption: Ideal for battery-operated devices.

- Bidirectional Data Flow: Can transfer data in both directions between two buses.

Example Application: Microcontroller to Memory Interface:

Let's consider a scenario where the SN74LV245APWR is used to interface a microcontroller with an external memory module:

1. Vcc (Pin 20) and GND (Pin 10): Connect these pins to the power supply (2.7V to 5.5V) and ground, respectively.

2. Direction Pin (DIR, Pin 1): This regulates the data flow direction. Connect to a GPIO pin on the microcontroller to dynamically control data direction.

3. Output Enable (OE, Pin 19): To enable or disable outputs, connect this pin to another GPIO pin on the microcontroller.

4. Data Pins (A1-A8, B1-B8): A-side pins connect to the microcontroller's data bus, and B-side pins connect to the memory module's data bus.

When designing circuits with SN74LV245APWR, consider:

- Load Capacitance: Ensure the total load on the data lines does not exceed the chip's driving capacity.

- Signal Integrity: To reduce crosstalk and signal degradation, use appropriate PCB layout strategies.

- Power Supply Stability: To prevent erratic behavior or data corruption, make sure the power supply is steady.

In conclusion, the SN74LV245APWR is a versatile chip suitable for a range of applications, especially where efficient bidirectional data communication is required. When incorporating it into a design, attention to detail in the connections and circuit environment is crucial for optimal performance.

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6. What is the process for return or replacement of SN74LV245APWR?

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 SN74LV245APWR we delivered, we will accept the replacement or return of the SN74LV245APWR 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 SN74LV245APWR.

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

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations