Overview
The 74AVCH4T245GU,115 is a 4-bit, dual supply transceiver produced by Nexperia USA Inc. This device is designed to enable bidirectional level translation, making it versatile for use in various electronic systems. It can be utilized as two 2-bit transceivers or as a single 4-bit transceiver, offering flexibility in system design. The transceiver features two 2-bit input-output ports (nAn and nBn), a direction control input (nDIR), and an output enable input (nOE), along with dual supply pins (VCC(A) and VCC(B)).
The device is part of Nexperia's extensive portfolio of analog and logic ICs, known for their high performance and reliability across different industries, including automotive, industrial, power, computing, consumer, mobile, and wearables.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74AVCH4T245GU |
| Orderable Part Number | 74AVCH4T245GU,115 |
| Package | XQFN16 (SOT1161-1) |
| VCC(A) (V) | 0.8 - 3.6 |
| VCC(B) (V) | 0.8 - 3.6 |
| Logic Switching Levels | CMOS/LVTTL |
| Output Drive Capability (mA) | ± 12 |
| Propagation Delay (tpd) (ns) | 2.1 |
| Number of Bits | 4 |
| Power Dissipation Considerations | Very low |
| Operating Temperature Range (°C) | -40 to 125 |
Key Features
- Bidirectional Level Translation: Enables translation between different voltage levels, making it suitable for systems with mixed voltage domains.
- Configurable Voltage Translation: Supports a wide supply voltage range from 0.8 V to 3.6 V for both VCC(A) and VCC(B).
- Direction Control and Output Enable: Features a direction control input (nDIR) and an output enable input (nOE) for flexible control over data flow.
- Active Bus Hold Circuitry: Holds unused or floating data inputs at a valid logic level, eliminating the need for external pull-up or pull-down resistors.
- Low Power Dissipation: Very low power dissipation considerations, making it energy-efficient.
- High-impedance OFF-state: In suspend mode, both nAn and nBn outputs are in the high-impedance OFF-state when either VCC(A) or VCC(B) are at GND level.
Applications
- Automotive Systems: Suitable for use in automotive electronics due to its robustness and wide operating temperature range.
- Industrial Control Systems: Used in industrial control systems where level translation between different voltage domains is necessary.
- Consumer Electronics: Applied in consumer electronics such as mobile devices, wearables, and other portable electronics.
- Computing and Data Centers: Utilized in computing systems and data centers for efficient level translation and data communication.
- Power Management Systems: Used in power management systems to ensure reliable and efficient voltage translation.
Q & A
- What is the primary function of the 74AVCH4T245GU?
The primary function is to enable bidirectional level translation between two different voltage domains.
- What are the supported voltage ranges for VCC(A) and VCC(B)?
Both VCC(A) and VCC(B) support a voltage range from 0.8 V to 3.6 V.
- What types of logic switching levels does the device support?
The device supports CMOS and LVTTL logic switching levels.
- What is the propagation delay (tpd) of the device?
The propagation delay is 2.1 ns.
- What is the operating temperature range of the device?
The operating temperature range is -40°C to 125°C.
- Does the device have active bus hold circuitry?
Yes, the device features active bus hold circuitry to hold unused or floating data inputs at a valid logic level.
- What is the package type of the 74AVCH4T245GU,115?
The package type is XQFN16 (SOT1161-1).
- Is the device RoHS compliant?
Yes, the device is RoHS compliant.
- What are some typical applications of the 74AVCH4T245GU?
Typical applications include automotive systems, industrial control systems, consumer electronics, computing and data centers, and power management systems.
- How does the device handle suspend mode?
In suspend mode, when either VCC(A) or VCC(B) are at GND level, both nAn and nBn outputs are in the high-impedance OFF-state.
