Overview
The NLV74VHC125DTR2G, produced by onsemi, is a high-speed CMOS quad bus buffer with 3-state control inputs. This device is part of the MC74VHC125 series and is fabricated using silicon gate CMOS technology, offering high-speed operation similar to Bipolar Schottky TTL while maintaining low power dissipation characteristic of CMOS devices. The NLV74VHC125DTR2G 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 | |
| VOUT (DC Output Voltage) | 0 | VCC + 0.5 | V | |
| VIH (High-Level Input Voltage) | 1.5 | 2.1 | 3.85 | V |
| VIL (Low-Level Input Voltage) | 0.5 | 0.9 | 1.65 | V |
| VOH (High-Level Output Voltage) | 1.9 | 2.9 | 4.4 | V |
| VOL (Low-Level Output Voltage) | 0 | 0.1 | 0.52 | V |
| tPLH, tPHL (Propagation Delay) | 5.6 | 8.1 | 16.0 | ns |
| ICC (Quiescent Supply Current) | 40 | μA | ||
| TA (Operating Temperature) | -55 | 125 | °C |
Key Features
- High Speed: Propagation delay of 3.8 ns (typ) at VCC = 5 V.
- Low Power Dissipation: ICC = 4 μA (max) at TA = 25°C.
- High Noise Immunity: VNIH = VNIL = 28% VCC.
- Power Down Protection: Provided on inputs.
- Balanced Propagation Delays: Ensures consistent signal timing.
- Wide Operating Range: 2 V to 5.5 V.
- Low Noise: VOLP = 0.8 V (max).
- Pin and Function Compatibility: Compatible with other standard logic families.
- Latchup Performance: Exceeds 100 mA.
- ESD Performance: Human Body Model > 2000 V.
Applications
- Level Conversion: Can be used to interface 3.3 V to 5.0 V systems due to its full 5.0 V CMOS level output swings.
- Bus Buffering: Ideal for buffering data in high-speed digital systems.
- Signal Conditioning: Provides stable output and high noise immunity.
- Automotive and Industrial Systems: Suitable for applications requiring high reliability and wide operating temperature ranges.
Q & A
- What is the operating voltage range of the NLV74VHC125DTR2G?
The operating voltage range is from 2.0 V to 5.5 V.
- What is the propagation delay of the NLV74VHC125DTR2G at VCC = 5 V?
The propagation delay is 3.8 ns (typ) at VCC = 5 V.
- What is the quiescent supply current of the NLV74VHC125DTR2G?
The quiescent supply current is 40 μA (max) at TA = 25°C.
- Is the NLV74VHC125DTR2G compatible with TTL levels?
No, the NLV74VHC125 is compatible with standard CMOS levels, but the MC74VHCT125A version is compatible with TTL levels.
- What is the maximum operating temperature of the NLV74VHC125DTR2G?
The maximum operating temperature is 125°C.
- Does the NLV74VHC125DTR2G provide power down protection?
- What is the ESD performance of the NLV74VHC125DTR2G?
The ESD performance is > 2000 V according to the Human Body Model.
- Can the NLV74VHC125DTR2G be used for level conversion between 3.3 V and 5.0 V systems?
- What is the latchup performance of the NLV74VHC125DTR2G?
The latchup performance exceeds 100 mA.
- What are the typical applications of the NLV74VHC125DTR2G?
Typical applications include bus buffering, signal conditioning, and use in automotive and industrial systems.
