規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74AXC |
| Part Status | Active |
| Logic Type | Translation Transceiver |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Output Type | 3-State |
| Current - Output High Low | 12mA, 12mA |
| Voltage - Supply | 0.65V ~ 3.6V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The SN74AXC4T245PWR is a 4-bit dual-supply bus transceiver from Texas Instruments, optimized for translating voltage levels between different voltage nodes. This device is part of the AXC family, designed to handle voltage translation in applications where two systems operating at different voltage levels need to communicate. It supports voltage levels from 0.65 V to 3.6 V on both the A and B ports.
Key features include:
1. Dual-supply Operation: The device operates with two independent power supplies, allowing for seamless voltage level translation.
2. Direction Control: It has a direction control pin (DIR) to dictate the data flow direction, which can be from A to B or B to A.
3. High-Speed Performance: It ensures minimal propagation delay, making it suitable for high-speed data transfer applications.
4. Low Power Consumption: Designed to maintain low power usage, which is crucial for battery-operated devices.
The SN74AXC4T245PWR is ideal for mixed-voltage system interfacing in applications like mobile devices, computing peripherals, and communication systems.
Key features include:
1. Dual-supply Operation: The device operates with two independent power supplies, allowing for seamless voltage level translation.
2. Direction Control: It has a direction control pin (DIR) to dictate the data flow direction, which can be from A to B or B to A.
3. High-Speed Performance: It ensures minimal propagation delay, making it suitable for high-speed data transfer applications.
4. Low Power Consumption: Designed to maintain low power usage, which is crucial for battery-operated devices.
The SN74AXC4T245PWR is ideal for mixed-voltage system interfacing in applications like mobile devices, computing peripherals, and communication systems.
Equivalent
The SN74AXC4T245PWR is a Texas Instruments level-shifting transceiver. Equivalent products include:
1. NXP 74LVC8T245: An 8-bit level shifting transceiver.
2. ON Semiconductor FXMA2102: A dual-supply translator.
3. Microchip Technology MCP23S08: A general-purpose I/O expander with open-drain outputs.
These alternatives provide similar level-shifting and transceiver functions, though specifications and additional features might slightly vary. Always check the datasheet to ensure compatibility with your specific application.
1. NXP 74LVC8T245: An 8-bit level shifting transceiver.
2. ON Semiconductor FXMA2102: A dual-supply translator.
3. Microchip Technology MCP23S08: A general-purpose I/O expander with open-drain outputs.
These alternatives provide similar level-shifting and transceiver functions, though specifications and additional features might slightly vary. Always check the datasheet to ensure compatibility with your specific application.
Features
The SN74AXC4T245PWR is a 4-bit non-inverting bus transceiver designed for voltage level translation and bidirectional communication. Its key features include:
1. Wide Voltage Range: Supports operation from 0.65 V to 3.6 V on both VCCA and VCCB power supply pins, facilitating compatibility between devices with different voltage levels.
2. High-Speed Translation: Capable of translating signals between different voltage levels without sacrificing speed, supporting data rates up to 500 Mbps.
3. Direction Control: Features a direction-control input (DIR) that determines the direction of data flow, making it adaptable for various applications.
4. OE Control: Includes an output-enable (OE) input for disabling outputs, allowing for bus isolation or signal flow control.
5. Low Power Consumption: Designed for minimal power usage, contributing to energy efficiency in battery-powered applications.
6. Ioff Supports Partial-Power-Down: Prevents damage by ensuring no backflow of current when the device is powered down.
7. Package and Mounting: Available in a TSSOP package for compact and easy surface mounting.
These features make it suitable for applications in portable devices, communication systems, and equipment requiring reliable voltage level translation.
1. Wide Voltage Range: Supports operation from 0.65 V to 3.6 V on both VCCA and VCCB power supply pins, facilitating compatibility between devices with different voltage levels.
2. High-Speed Translation: Capable of translating signals between different voltage levels without sacrificing speed, supporting data rates up to 500 Mbps.
3. Direction Control: Features a direction-control input (DIR) that determines the direction of data flow, making it adaptable for various applications.
4. OE Control: Includes an output-enable (OE) input for disabling outputs, allowing for bus isolation or signal flow control.
5. Low Power Consumption: Designed for minimal power usage, contributing to energy efficiency in battery-powered applications.
6. Ioff Supports Partial-Power-Down: Prevents damage by ensuring no backflow of current when the device is powered down.
7. Package and Mounting: Available in a TSSOP package for compact and easy surface mounting.
These features make it suitable for applications in portable devices, communication systems, and equipment requiring reliable voltage level translation.
Pinout
The SN74AXC4T245PWR is a 20-pin IC, specifically a 4-bit dual-supply bus transceiver with configurable voltage-level shifting and 3-state outputs. This device is part of the SN74AXC series from Texas Instruments. It is used for bidirectional data transfer between different voltage nodes, supporting a wide range of VCCA and VCCB levels from 0.65 V to 3.6 V.
Key features include:
- VCCA and VCCB Dual Power Supplies: These independently configurable voltage supplies allow for interfacing devices with different voltage levels.
- DIR Pin: Determines the direction of data flow. When DIR is high, data transmits from A to B; when DIR is low, data transmits from B to A.
- OE Pin: Output Enable. When OE is low, outputs are enabled; when high, outputs are in high-impedance state.
- 4-bit Bus Transceiver: Facilitates 4-bit data exchange in both directions.
This device is commonly used in applications requiring voltage translation and data buffering, such as interfacing sensors or peripherals with microprocessors operating at different voltage levels.
Key features include:
- VCCA and VCCB Dual Power Supplies: These independently configurable voltage supplies allow for interfacing devices with different voltage levels.
- DIR Pin: Determines the direction of data flow. When DIR is high, data transmits from A to B; when DIR is low, data transmits from B to A.
- OE Pin: Output Enable. When OE is low, outputs are enabled; when high, outputs are in high-impedance state.
- 4-bit Bus Transceiver: Facilitates 4-bit data exchange in both directions.
This device is commonly used in applications requiring voltage translation and data buffering, such as interfacing sensors or peripherals with microprocessors operating at different voltage levels.
Manufacturer
The SN74AXC4T245PWR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is headquartered in Dallas, Texas, and is recognized as one of the largest producers of semiconductors worldwide. TI's products are widely used in a variety of applications, including industrial, automotive, personal electronics, and communications equipment. The company is known for its focus on innovation and technology development, with a strong emphasis on research and development to advance its semiconductor solutions.
Application
The SN74AXC4T245PWR is a 4-bit dual-supply bus transceiver designed for applications requiring bidirectional level shifting and signal communication between different voltage levels. It is commonly used in interfacing logic signals between microcontrollers, processors, and peripherals operating at different voltage levels. Typical application areas include telecommunications, data communication systems, portable electronics, consumer electronics, and industrial control systems. This device is suitable for use in environments where power consumption is critical due to its low power consumption characteristics. Additionally, it supports various applications in complex digital circuits requiring reliable level translation and direction control.
Package
The SN74AXC4T245PWR is a 16-pin TSSOP (Thin Shrink Small Outline Package). It is part of Texas Instruments' AXC family of voltage translators, designed for high-speed, low-power applications. The "PWR" suffix indicates the TSSOP package with a tape and reel packaging option for automated assembly.