Overview
The 74LVC2T45GT/S500115, produced by NXP USA Inc., is a dual-bit, dual-supply transceiver with tri-state outputs. This component is designed to transmit two logic bits across different voltage domains, making it highly versatile for various electronic systems. It operates with supply voltages ranging from 1.2V to 5.5V, allowing for universal low-voltage translation. The device features a direction control pin that determines the direction of data flow between the two ports, A and B, each referenced to their respective supply voltages (VCC(A) and VCC(B)).
Key Specifications
| Parameter | Conditions | Min | Max | Unit |
|---|---|---|---|---|
| VCC(A), VCC(B) | Supply Voltage Range | -0.5 | 6.5 | V |
| VI | Input Voltage Range | -0.5 | 6.5 | V |
| VO | Output Voltage in High Impedance or IOFF State | -0.5 | 6.5 | V |
| VO | Output Voltage in High or Low State | -0.3 to VCC(A) + 0.5 | V | |
| IIK | Input Clamp Current | -50 | mA | |
| IOK | Output Clamp Current | -50 | mA | |
| IO | Continuous Output Current | ±50 | mA | |
| TJ | Operating Junction Temperature | -40 | 150 | °C |
| TSTG | Storage Temperature | -65 | 150 | °C |
| Δt/ΔV | Input Transition Rise and Fall Rate | 5 to 20 | ns/V |
Key Features
- Dual-Bit, Dual-Supply Transceiver: Allows for the transmission of two logic bits across different voltage domains.
- Tri-State Outputs: Outputs can be set to high, low, or high impedance state.
- Direction Control Pin: The DIR pin controls the direction of data flow between ports A and B.
- Wide Voltage Range: Operates with supply voltages from 1.2V to 5.5V.
- High-Speed Operation: Supports data transfer rates up to 420 Mbps.
- Compact Package: Available in an 8-pin XSON (SOT833-1) package.
Applications
- Voltage Level Translation: Ideal for translating logic signals between different voltage domains in mixed-voltage systems.
- Interface Between Different Logic Families: Useful for connecting devices with different supply voltages.
- Embedded Systems: Suitable for use in various embedded systems requiring level translation.
- Industrial Control Systems: Can be used in industrial control systems where different voltage levels are present.
Q & A
- What is the primary function of the 74LVC2T45GT/S500115?
The primary function is to act as a dual-bit, dual-supply transceiver with tri-state outputs, facilitating the transmission of logic bits across different voltage domains.
- What is the voltage range for the supply voltages VCC(A) and VCC(B)?
The supply voltages VCC(A) and VCC(B) can range from 1.2V to 5.5V.
- How does the direction control pin (DIR) function?
The DIR pin determines the direction of data flow between ports A and B. When DIR is HIGH, port A becomes the input and port B becomes the output, and vice versa when DIR is LOW.
- What is the maximum data transfer rate supported by this component?
The component supports data transfer rates up to 420 Mbps.
- What package type is the 74LVC2T45GT/S500115 available in?
The component is available in an 8-pin XSON (SOT833-1) package.
- What are the absolute maximum ratings for the input voltage?
The absolute maximum rating for the input voltage is -0.5V to +6.5V.
- What is the operating junction temperature range?
The operating junction temperature range is -40°C to +150°C.
- Can this component be used for level translation between different logic families?
Yes, it is suitable for translating logic signals between different voltage domains and logic families.
- What are some common applications of the 74LVC2T45GT/S500115?
Common applications include voltage level translation, interface between different logic families, embedded systems, and industrial control systems.
- What is the maximum continuous output current?
The maximum continuous output current is ±50 mA.
