Overview
The MC74VHC1GT32DFT1G, produced by onsemi, is an advanced high-speed CMOS 2-input OR gate. It is fabricated with silicon gate CMOS technology, achieving high-speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation. The device features a three-stage internal circuit, including a buffer output, which provides high noise immunity and stable output. It is designed to operate over a wide voltage range from 2.0 V to 5.5 V, making it versatile for various applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (DC Supply Voltage) | 2.0 | 5.5 | V | |
| VIN (DC Input Voltage) | 0 | 5.5 | V | |
| tPD (Propagation Delay) at VCC = 5 V | 3.7 | 8 | ns | |
| ICC (DC Supply Current) at TA = 25°C | 2 | mA | ||
| VIL (Low-Level Input Voltage) | 0.5 | 1.65 | V | |
| VIH (High-Level Input Voltage) | 1.5 | 3.85 | V | |
| VOH (High-Level Output Voltage) | 0.8 VCC | V | ||
| VOL (Low-Level Output Voltage) | 0.1 VCC | V | ||
| TA (Operating Temperature Range) | -55 | 125 | °C |
Key Features
- High Speed: Propagation delay of 3.7 ns (typ) at VCC = 5 V.
- Low Power Dissipation: Maximum supply current of 2 mA at TA = 25°C.
- TTL-Compatible Inputs: Input thresholds compatible with TTL logic levels.
- CMOS-Compatible Outputs: Output levels compatible with CMOS logic.
- High Noise Immunity: Buffer output stage provides stable and noise-immune operation.
- Power Down Protection: Input and output structures protect against supply voltage - input/output voltage mismatch.
- Balanced Propagation Delays: Symmetrical propagation delays for both rising and falling edges.
- Pb-Free Packages: Available in lead-free packages, compliant with RoHS standards.
Applications
The MC74VHC1GT32DFT1G is suitable for a wide range of applications due to its high speed, low power consumption, and versatility in operating voltage. It can be used in:
- Logic Level Translation: Between 3.0 V CMOS logic and 5.0 V CMOS logic or between 1.8 V CMOS logic and 3.0 V CMOS logic.
- Interface Circuits: To connect 5 V circuits to 3 V circuits.
- General Logic Circuits: In any application requiring high-speed CMOS logic gates.
- Automotive and Industrial Systems: Due to its robustness and compliance with automotive standards (AEC-Q100 qualified).
Q & A
- What is the typical propagation delay of the MC74VHC1GT32DFT1G at VCC = 5 V?
3.7 ns.
- What is the maximum supply current of the MC74VHC1GT32DFT1G at TA = 25°C?
2 mA.
- Is the MC74VHC1GT32DFT1G compatible with TTL logic levels?
- What is the operating temperature range of the MC74VHC1GT32DFT1G?
-55°C to +125°C.
- Does the MC74VHC1GT32DFT1G have power down protection?
- Is the MC74VHC1GT32DFT1G available in lead-free packages?
- What is the maximum DC input voltage for the MC74VHC1GT32DFT1G?
5.5 V.
- Can the MC74VHC1GT32DFT1G be used for logic level translation?
- Is the MC74VHC1GT32DFT1G AEC-Q100 qualified?
- What is the storage temperature range for the MC74VHC1GT32DFT1G?
-65°C to +150°C.
