사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74AXC |
| ProductStatus | Active |
| LogicType | Translation Transceiver |
| NumberofElements | 2 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 12mA, 12mA |
| Voltage-Supply | 0.65V ~ 3.6V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 24-TSSOP (0.173, 4.40mm Width) |
개요
Description
The SN74AXC8T245PWR is an 8-bit non-inverting bus transceiver from Texas Instruments designed for voltage-level translation. It facilitates communication between devices operating at different voltage levels, supporting a wide voltage range from 0.65 V to 3.6 V on both VCCA and VCCB ports. This makes it suitable for interfacing between low-voltage microcontrollers and higher-voltage peripherals.
Key features include:
1. Bi-directional Data Flow: Allows for data transfer in either direction, controlled by the direction pin (DIR).
2. High-Speed Operation: Supports data rates up to 380 Mbps, making it suitable for high-speed applications.
3. Low Power Consumption: Features low static power consumption and dynamic power-saving capabilities.
4. OE Control: Output-enable (OE) pin can disable the outputs to enter a high-impedance state, useful for bus-oriented applications.
5. Robust Design: Over-voltage tolerant inputs and an Ioff feature that prevents backflow current, protecting the device when powered down.
SN74AXC8T245PWR is ideal for various applications, including point-to-point communication and system bus interfacing in computing and communication devices.
Key features include:
1. Bi-directional Data Flow: Allows for data transfer in either direction, controlled by the direction pin (DIR).
2. High-Speed Operation: Supports data rates up to 380 Mbps, making it suitable for high-speed applications.
3. Low Power Consumption: Features low static power consumption and dynamic power-saving capabilities.
4. OE Control: Output-enable (OE) pin can disable the outputs to enter a high-impedance state, useful for bus-oriented applications.
5. Robust Design: Over-voltage tolerant inputs and an Ioff feature that prevents backflow current, protecting the device when powered down.
SN74AXC8T245PWR is ideal for various applications, including point-to-point communication and system bus interfacing in computing and communication devices.
Equivalent
The SN74AXC8T245PWR is an 8-bit dual-supply bus transceiver with configurable voltage-level shifting. Equivalent products might include:
1. NXP 74AVC8T245
2. ON Semiconductor NVT4557
3. Fairchild Semiconductor FXMA2102
4. Microchip MCP8T245
These alternatives offer similar functionalities with varying specifications. Always verify specific electrical characteristics to ensure compatibility with your application.
1. NXP 74AVC8T245
2. ON Semiconductor NVT4557
3. Fairchild Semiconductor FXMA2102
4. Microchip MCP8T245
These alternatives offer similar functionalities with varying specifications. Always verify specific electrical characteristics to ensure compatibility with your application.
Features
The SN74AXC8T245PWR is an 8-bit dual-supply bus transceiver designed for voltage level translation and bidirectional communication between different voltage nodes. Key features include:
1. Wide Voltage Range: Supports 0.65 V to 3.6 V on both V_CCA and V_CCB, making it highly versatile for various voltage level translations.
2. Bidirectional Data Transfer: Facilitates data transfer in both directions with independent control logic.
3. High-Speed Operation: Optimized for low propagation delay, making it suitable for high-speed applications.
4. Low Power Consumption: Features low quiescent current, conserving power in battery-operated devices.
5. 5-V Tolerance: Inputs are 5-V tolerant, increasing compatibility with higher voltage systems.
6. Overvoltage Tolerant Inputs: Protection against voltage spikes, ensuring device reliability.
7. Compact Package: Available in a 24-pin TSSOP package, suitable for space-constrained applications.
8. Latch-Up Performance: Tested for up to 100 mA per JESD 78 standards, ensuring robust operation.
These features make the SN74AXC8T245PWR ideal for applications requiring reliable and efficient voltage level translation and data communication across different voltage domains.
1. Wide Voltage Range: Supports 0.65 V to 3.6 V on both V_CCA and V_CCB, making it highly versatile for various voltage level translations.
2. Bidirectional Data Transfer: Facilitates data transfer in both directions with independent control logic.
3. High-Speed Operation: Optimized for low propagation delay, making it suitable for high-speed applications.
4. Low Power Consumption: Features low quiescent current, conserving power in battery-operated devices.
5. 5-V Tolerance: Inputs are 5-V tolerant, increasing compatibility with higher voltage systems.
6. Overvoltage Tolerant Inputs: Protection against voltage spikes, ensuring device reliability.
7. Compact Package: Available in a 24-pin TSSOP package, suitable for space-constrained applications.
8. Latch-Up Performance: Tested for up to 100 mA per JESD 78 standards, ensuring robust operation.
These features make the SN74AXC8T245PWR ideal for applications requiring reliable and efficient voltage level translation and data communication across different voltage domains.
Pinout
The SN74AXC8T245PWR is a dual-supply bus transceiver with configurable voltage translation. It has 20 pins and provides an 8-bit bidirectional data bus transceiver function. The device allows for voltage level translation between two nodes that operate at different supply voltages, with one supply ranging from 0.65 V to 3.6 V and the other from 1.2 V to 3.6 V.
Key functions of the SN74AXC8T245PWR include:
- Bidirectional data transfer across an 8-bit bus.
- Dual-supply operation, allowing it to interface two devices operating at different voltage levels.
- The direction of data flow on the bus is controlled by a direction control input (DIR).
- It includes an output enable (OE) input that can be used to disable the outputs, placing them in a high-impedance state, which is useful for bus interface applications.
The balanced CMOS technology used in SN74AXC8T245PWR ensures high-speed and low-power operation, making it suitable for modern digital systems requiring voltage translation and data bus interfacing.
Key functions of the SN74AXC8T245PWR include:
- Bidirectional data transfer across an 8-bit bus.
- Dual-supply operation, allowing it to interface two devices operating at different voltage levels.
- The direction of data flow on the bus is controlled by a direction control input (DIR).
- It includes an output enable (OE) input that can be used to disable the outputs, placing them in a high-impedance state, which is useful for bus interface applications.
The balanced CMOS technology used in SN74AXC8T245PWR ensures high-speed and low-power operation, making it suitable for modern digital systems requiring voltage translation and data bus interfacing.
Manufacturer
The manufacturer of the SN74AXC8T245PWR is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. The company is known for its development of analog chips and embedded processors, which are used in various electronic devices across numerous industries, including automotive, industrial, consumer electronics, and communications. TI is regarded as one of the largest and most established companies in the semiconductor industry, recognized for its innovation, quality, and reliability in electronic component manufacturing.
Application
The SN74AXC8T245PWR is a dual-supply bus transceiver suitable for applications that require bidirectional voltage level translation and isolation. Key application areas include:
1. Communication Interfaces: It facilitates level shifting in I2C, SPI, UART, and other serial communication protocols between components operating at different voltage levels.
2. Consumer Electronics: Used in devices such as smartphones, tablets, and laptops for interfacing components like sensors, displays, and memory.
3. Industrial Automation: Supports data transmission across mixed-voltage systems in industrial equipment and machinery.
4. Embedded Systems: Assists in microcontroller interfacing where peripherals operate at varying voltage levels.
5. Data Centers: Utilized in server and network equipment for reliable signal integrity across different logic levels.
1. Communication Interfaces: It facilitates level shifting in I2C, SPI, UART, and other serial communication protocols between components operating at different voltage levels.
2. Consumer Electronics: Used in devices such as smartphones, tablets, and laptops for interfacing components like sensors, displays, and memory.
3. Industrial Automation: Supports data transmission across mixed-voltage systems in industrial equipment and machinery.
4. Embedded Systems: Assists in microcontroller interfacing where peripherals operate at varying voltage levels.
5. Data Centers: Utilized in server and network equipment for reliable signal integrity across different logic levels.
Package
The SN74AXC8T245PWR is a bidirectional voltage-level translator from Texas Instruments, housed in a TSSOP (Thin Shrink Small Outline Package) with 24 pins. It's designed to facilitate communication between different voltage nodes and is suitable for applications requiring mixed voltage interfacing.
