Overview
The 74LVC2T45GT-Q100X is a dual-bit, dual-supply translating transceiver with 3-state outputs, manufactured by Nexperia USA Inc. This device is designed to enable bidirectional level translation between different voltage levels, making it versatile for various applications. It features two 2-bit input-output ports (nA and nB), a direction control input (DIR), and dual supply pins (VCC(A) and VCC(B)) that can operate within a wide voltage range of 1.2 V to 5.5 V.
The device is fully specified for partial power-down applications and complies with the Automotive Electronics Council (AEC) standard Q100 (Grade 1), ensuring its suitability for automotive and other demanding environments.
Key Specifications
| Type Number | VCC(A) (V) | VCC(B) (V) | Logic Switching Levels | Output Drive Capability (mA) | tpd (ns) | Number of Bits | Power Dissipation Considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package Name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC2T45GT-Q100X | 1.2 - 5.5 | 1.2 - 5.5 | CMOS/LVTTL | ± 24 | 2.5 | 2 | Low | -40 to +125 | 307 | 5.1 | 144 | XSON8 (SOT833-1) |
Key Features
- Automotive Product Qualification: Qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1), suitable for automotive applications.
- Wide Supply Voltage Range: Both VCC(A) and VCC(B) can be supplied at any voltage between 1.2 V and 5.5 V.
- Bidirectional Level Translation: Enables translation between any of the low voltage nodes (1.2 V, 1.5 V, 1.8 V, 2.5 V, 3.3 V, and 5.0 V).
- 3-State Outputs: Outputs can be set to high, low, or high-impedance state.
- Partial Power-Down Capability: IOFF circuitry disables the output to prevent backflow current when the device is powered down.
- Active Bus Hold Circuitry: Available in the 74LVCH2T45-Q100, holds unused or floating data inputs at a valid logic level.
- High Noise Immunity: Complies with JEDEC standards (JESD8-7, JESD8-5, etc.).
Applications
- Automotive Systems: Suitable for use in automotive applications due to its AEC-Q100 qualification.
- Industrial Control Systems: Can be used in industrial environments where level translation between different voltage domains is necessary.
- Consumer Electronics: Useful in consumer electronics for interfacing between different voltage level components.
- Communication Systems: Can be applied in communication systems requiring level translation between different voltage levels.
Q & A
- What is the voltage range for VCC(A) and VCC(B)?
The voltage range for both VCC(A) and VCC(B) is 1.2 V to 5.5 V.
- What is the output drive capability of the 74LVC2T45GT-Q100X?
The output drive capability is ± 24 mA.
- What is the propagation delay (tpd) of the device?
The propagation delay is 2.5 ns.
- Is the device suitable for automotive applications?
Yes, it is qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1).
- What package types are available for the 74LVC2T45GT-Q100X?
The device is available in the XSON8 (SOT833-1) package.
- Does the device support partial power-down applications?
Yes, it supports partial power-down applications using IOFF circuitry.
- What is the operating temperature range for the device?
The operating temperature range is -40 °C to +125 °C.
- Does the device have active bus hold circuitry?
Yes, the 74LVCH2T45-Q100 version has active bus hold circuitry).
- What are the logic switching levels supported by the device?
The device supports CMOS/LVTTL logic switching levels).
- How many bits does the device translate?
The device translates 2 bits).
