Overview
The 74AVC4T245BQ,115 is a 4-bit, dual supply translating transceiver produced by Nexperia USA Inc. This device is designed to enable bidirectional level translation between different voltage domains, making it highly versatile for various electronic systems. It can be used as two 2-bit transceivers or as a single 4-bit transceiver, depending on the application requirements. The device features four 2-bit input-output ports, a direction control input, and an output enable input, allowing for flexible control over data transmission and bus isolation.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74AVC4T245BQ |
| Number of Pins | 16 |
| Number of Channels | 4 |
| Min Supply Voltage (VCC(A) and VCC(B)) | 0.8 V |
| Max Supply Voltage (VCC(A) and VCC(B)) | 3.6 V |
| Logic Switching Levels | CMOS/LVTTL |
| Output Drive Capability | ±12 mA |
| Propagation Delay (tpd) | 2.1 ns |
| Data Rate | Up to 380 Mbit/s (≥ 1.8 V to 3.3 V translation) |
| Package | DHVQFN16 (SOT763-1) |
| Operating Temperature Range | -40°C to 125°C |
Key Features
- Bidirectional level translation between different voltage domains (0.8 V to 3.6 V).
- Configurable as two 2-bit transceivers or one 4-bit transceiver.
- Direction control input (nDIR) and output enable input (nOE) for flexible control.
- High-impedance OFF-state when either VCC(A) or VCC(B) is at GND level, suitable for partial power-down applications.
- Compliance with JEDEC standards (JESD8-12, JESD8-11, JESD8-7, JESD8-5, JESD8-B).
- Low power dissipation and high data rates up to 380 Mbit/s.
- RoHS compliant and lead-free.
Applications
- Industrial production systems.
- Smart home appliances.
- Electric vehicles.
- Medical devices.
- Internet of Things (IoT) devices.
Q & A
- What is the primary function of the 74AVC4T245BQ,115?
The primary function is to enable bidirectional level translation between different voltage domains.
- What is the range of supply voltages for VCC(A) and VCC(B)?
The range is from 0.8 V to 3.6 V for both VCC(A) and VCC(B).
- How many channels does the 74AVC4T245BQ,115 have?
It has 4 channels.
- What is the maximum data rate supported by the device?
The maximum data rate is up to 380 Mbit/s for certain voltage translations.
- What package type is used for the 74AVC4T245BQ,115?
The device is packaged in a DHVQFN16 (SOT763-1).
- Is the device RoHS compliant?
Yes, the device is RoHS compliant and lead-free.
- What are the operating temperature ranges for the device?
The operating temperature range is from -40°C to 125°C.
- How does the direction control input (nDIR) function?
A HIGH on nDIR allows transmission from nAn to nBn, and a LOW on nDIR allows transmission from nBn to nAn.
- What is the purpose of the output enable input (nOE)?
The output enable input (nOE) can be used to disable the outputs, effectively isolating the buses.
- Is the device suitable for partial power-down applications?
Yes, the device is fully specified for partial power-down applications using IOFF circuitry.
