사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74AVCH |
| Part Status | Active |
| Logic Type | Translation Transceiver |
| Number of Elements | 2 |
| Number of Bits per Element | 8 |
| Output Type | 3-State |
| Current - Output High Low | 12mA, 12mA |
| Voltage - Supply | 1.2V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The SN74AVCH8T245RHLR is a high-speed, dual-supply bus transceiver from Texas Instruments. It is designed for asynchronous communication between two voltage levels, making it suitable for voltage translation between 1.2 V to 3.6 V on both A and B ports. The device is part of the AVCH logic family, ensuring low power consumption and fast switching speeds.
Key features include an 8-bit, bidirectional data flow with a direction control input, and output-enable (OE) input for control over the data flow. The device supports partial power-down applications using Ioff, which prevents backflow current when the device is powered down. It also includes Schmitt-trigger action at all inputs to enhance noise immunity.
The SN74AVCH8T245RHLR is packaged in a VQFN (RHL) with 24 pins, offering compactness for space-constrained applications. It is commonly used in portable electronics, computing, and networking equipment for interfacing components that operate at different voltage levels.
Key features include an 8-bit, bidirectional data flow with a direction control input, and output-enable (OE) input for control over the data flow. The device supports partial power-down applications using Ioff, which prevents backflow current when the device is powered down. It also includes Schmitt-trigger action at all inputs to enhance noise immunity.
The SN74AVCH8T245RHLR is packaged in a VQFN (RHL) with 24 pins, offering compactness for space-constrained applications. It is commonly used in portable electronics, computing, and networking equipment for interfacing components that operate at different voltage levels.
Equivalent
The SN74AVCH8T245RHLR is an 8-bit bus transceiver with translation capabilities. Equivalent products include:
1. NXP 74AVC8T245: Offers similar bus transceiver functionalities.
2. Fairchild/Nexperia FXLA245: Provides level translation and similar bus capabilities.
3. ON Semiconductor NLSX5012: Another alternative for level shifting applications.
4. Analog Devices ADG3245: Features similar bidirectional voltage level translation.
These products can be considered based on matching voltage levels and pin compatibility. Always check specific datasheets for precise compatibility.
1. NXP 74AVC8T245: Offers similar bus transceiver functionalities.
2. Fairchild/Nexperia FXLA245: Provides level translation and similar bus capabilities.
3. ON Semiconductor NLSX5012: Another alternative for level shifting applications.
4. Analog Devices ADG3245: Features similar bidirectional voltage level translation.
These products can be considered based on matching voltage levels and pin compatibility. Always check specific datasheets for precise compatibility.
Features
The SN74AVCH8T245RHLR is a dual-supply bus transceiver from Texas Instruments designed for high-speed communication and voltage level translation between two logic levels. Key features include:
1. Voltage Translation: Supports translation between 1.2V to 3.6V on both A and B ports, making it versatile for different voltage levels.
2. High-Speed Operation: Capable of operating up to 380 Mbps, which is suitable for high-speed data applications.
3. 8-Bit Transceiver: Facilitates bidirectional data flow with direction control, allowing for efficient data transfer between buses.
4. Low Power Consumption: Features low dynamic power consumption due to advanced CMOS technology, enhancing energy efficiency.
5. Bus-Hold Capability: Eliminates the need for external pull-up or pull-down resistors on unused inputs.
6. Partial Power-Down Mode: Offers Ioff protection, preventing backflow current during partial power-down conditions.
7. Compact Package: Available in a 24-pin QFN package (RHL), which is suitable for space-constrained applications.
These features make it ideal for applications requiring voltage translation and high-speed data transfer.
1. Voltage Translation: Supports translation between 1.2V to 3.6V on both A and B ports, making it versatile for different voltage levels.
2. High-Speed Operation: Capable of operating up to 380 Mbps, which is suitable for high-speed data applications.
3. 8-Bit Transceiver: Facilitates bidirectional data flow with direction control, allowing for efficient data transfer between buses.
4. Low Power Consumption: Features low dynamic power consumption due to advanced CMOS technology, enhancing energy efficiency.
5. Bus-Hold Capability: Eliminates the need for external pull-up or pull-down resistors on unused inputs.
6. Partial Power-Down Mode: Offers Ioff protection, preventing backflow current during partial power-down conditions.
7. Compact Package: Available in a 24-pin QFN package (RHL), which is suitable for space-constrained applications.
These features make it ideal for applications requiring voltage translation and high-speed data transfer.
Pinout
The SN74AVCH8T245RHLR is a dual-supply bus transceiver with configurable voltage translation and operates with two supply voltages. It comes in a 24-pin VQFN (Very Thin Quad Flat No-lead) package. This device is designed for asynchronous communication between data buses and supports mixed-mode signal operation, allowing data translation between different voltage levels.
The main function of the SN74AVCH8T245RHLR is to facilitate bidirectional data transfer between buses, which can be operating at different voltage levels, making it ideal for interfacing between components with different power domains. It has two control inputs, DIR (Direction control) and OE (Output Enable), which determine the direction of data flow and whether the outputs are enabled, respectively.
Overall, this transceiver is used to ensure proper voltage translation and manage data communication across various parts of digital systems, aiding in the integration of devices with differing voltage requirements.
The main function of the SN74AVCH8T245RHLR is to facilitate bidirectional data transfer between buses, which can be operating at different voltage levels, making it ideal for interfacing between components with different power domains. It has two control inputs, DIR (Direction control) and OE (Output Enable), which determine the direction of data flow and whether the outputs are enabled, respectively.
Overall, this transceiver is used to ensure proper voltage translation and manage data communication across various parts of digital systems, aiding in the integration of devices with differing voltage requirements.
Manufacturer
The SN74AVCH8T245RHLR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. These products are used in a wide array of electronic applications. TI is one of the largest producers of semiconductors globally and is known for its innovations in analog and embedded processing, power management, and digital signal processing. The company serves diverse markets including automotive, industrial, personal electronics, communications equipment, and enterprise systems.
Application
The SN74AVCH8T245RHLR is a dual-supply bus transceiver designed for signal-level translation between two voltage levels. It is commonly used in applications requiring interface between different logic levels, such as:
1. Data Communication Systems: Facilitates communication between components operating at different voltage levels.
2. Consumer Electronics: Used in devices like smartphones and tablets for interfacing between subsystems.
3. Industrial Automation: Enables communication between sensors and controllers with differing logic levels.
4. Networking Equipment: Assists in translating signal levels for routers, switches, and other network devices.
5. Computing Devices: Used in laptops and desktops for interfacing between various chipset levels.
These applications benefit from its bidirectional data flow and high speed.
1. Data Communication Systems: Facilitates communication between components operating at different voltage levels.
2. Consumer Electronics: Used in devices like smartphones and tablets for interfacing between subsystems.
3. Industrial Automation: Enables communication between sensors and controllers with differing logic levels.
4. Networking Equipment: Assists in translating signal levels for routers, switches, and other network devices.
5. Computing Devices: Used in laptops and desktops for interfacing between various chipset levels.
These applications benefit from its bidirectional data flow and high speed.
Package
The SN74AVCH8T245RHLR is an octal bus transceiver with configurable voltage translation and direction control, packaged in a 24-pin RHL (VQFN) package. This VQFN package type is a very thin, quad flat no-lead package that provides a compact form factor with good thermal and electrical performance, making it suitable for space-constrained applications.
