SN74LVCC4245APWR

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SN74LVCC4245APWR

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IC TRNSLTR BIDIRECTIONAL 24TSSOP

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74LVCC
ProductStatus Active
TranslatorType Voltage Level
ChannelType Bidirectional
NumberofCircuits 1
ChannelsperCircuit 8
Voltage-VCCA 4.5 V ~ 5.5 V
Voltage-VCCB 2.7 V ~ 5.5 V
OutputType Tri-State, Non-Inverted
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-TSSOP (0.173, 4.40mm Width)

Visão Geral

Description

The SN74LVCC4245APWR is an 8-bit dual-supply bus transceiver with configurable voltage-level shifting capabilities, manufactured by Texas Instruments. It is designed for asynchronous communication between data buses operating at different voltage levels. The device operates with two separate power supply rails, VCCA and VCCB, allowing for level shifting between a wide range of voltages, typically from 1.65V to 5.5V on each side. This makes it suitable for interfacing between different logic levels in mixed-voltage systems.
Key features include three-state outputs, direction control for bidirectional data flow, and controlled outputs for minimizing signal reflection. The device's overvoltage tolerant inputs and partial power-down mode ensure flexibility and efficient power management. Its applications span across consumer electronics, automotive systems, and industrial equipment, where voltage translation is needed. The SN74LVCC4245APWR comes in a TSSOP-24 package, making it compact for space-sensitive designs. Its robust performance and versatility make it a popular choice for engineers working on complex electronic systems requiring reliable level-shifting solutions.

Equivalent

The SN74LVCC4245APWR is an 8-bit dual-supply bus transceiver with configurable voltage translation. Equivalent products include:
1. NXP 74LVC8T245: An 8-bit dual supply translating transceiver.
2. ON Semiconductor MC74LCXH245: Offers similar bidirectional voltage-level translation.
3. Microchip Technology MCP11C8450: A level translating transceiver with matching functionality.
These alternatives may have variations in electrical characteristics or package types, so it's essential to verify compatibility with your specific application requirements.

Features

The SN74LVCC4245APWR is a dual-supply bus transceiver with configurable voltage levels, designed for voltage translation between different logic levels. Key features include:
1. Dual-Supply Operation: It operates with two separate supply voltages, VCCA and VCCB. VCCA can range from 1.8 V to 3.6 V, while VCCB ranges from 2.3 V to 5.5 V, allowing bidirectional level translation.
2. 8-Bit Configuration: The device includes eight bidirectional transceivers, allowing for data transmission between two buses.
3. Direction Control: It features a direction control pin (DIR) to manage the data flow direction between the buses.
4. Enable Pins: It has output-enable (OE) pins that can disable the outputs to achieve a high-impedance state, useful for multiplexed bus systems.
5. High-Speed and Low Power Consumption: The device is designed for fast signal processing while maintaining low power consumption.
6. Ioff Support: It includes Ioff circuitry to prevent backflow current during power-down conditions.
7. Overvoltage Tolerance: Inputs are overvoltage tolerant, allowing them to accept voltages higher than VCC.
These features make it suitable for interfacing between mixed-voltage systems in various applications.

Pinout

The SN74LVCC4245APWR is a 24-pin device that functions as an octal dual-supply bus transceiver with configurable voltage translation and 3-state outputs. It is designed for asynchronous communication between two different power supply nodes. The device has dual power supply rails, allowing it to interface between different logic levels: VCCA for the A-port and VCCB for the B-port.
Key features include:
- Dual-Supply Operation: It can translate between 1.2V to 3.6V on A-port and 1.65V to 5.5V on B-port.
- Bidirectional Data Flow: Each of the 8 channels can be independently controlled for data direction.
- 3-State Outputs: This allows for bus management, making it suitable for multiple bus connections.
- OE (Output Enable): A control pin that enables or disables the transceiver functionality.
These features make the SN74LVCC4245APWR suitable for level shifting in mixed-voltage applications, such as interfacing between microcontrollers and peripherals operating at different voltage levels.

Manufacturer

The SN74LVCC4245APWR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and a leading supplier of analog technology, digital signal processors, and microcontrollers. TI's products are used in a wide range of applications, including consumer electronics, automotive systems, industrial equipment, communications devices, and more. The company is known for its innovation in the electronics industry and has a strong focus on research and development.

Application

The SN74LVCC4245APWR is a bus transceiver designed for voltage-level translation applications. Key application areas include:
1. Mixed-Voltage System Interfaces: Facilitates communication between components operating at different voltage levels, typically between 3.3V and 5V systems.
2. Microcontroller and Peripheral Interfacing: Ensures proper signal levels in embedded systems with varied voltage requirements.
3. Data Communication Systems: Provides signal integrity in data buses needing level shifting.
4. Industrial Control Systems: Interfaces with mixed-voltage sensors and actuators.
5. Consumer Electronics: Ensures compatibility among diverse components with different voltage standards.
These areas benefit from the device's ability to handle bidirectional data flow and level shifting efficiently.

Package

The SN74LVCC4245APWR is a dual-supply bus transceiver with configurable voltage translation and operates in an 8-bit configuration. It is housed in a TSSOP (Thin Shrink Small Outline Package) with 24 pins.

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