Overview
The MC74VHCT125ADTRG is a high-speed CMOS quad bus buffer manufactured by ON Semiconductor. This device is fabricated with silicon gate CMOS technology, offering high-speed operation similar to equivalent Bipolar Schottky TTL while maintaining the low power dissipation characteristic of CMOS devices. The MC74VHCT125ADTRG is designed to operate over a wide voltage range from 2.0 V to 5.5 V, making it versatile for various applications. It features TTL-compatible inputs and can be used as a level converter for interfacing 3.3 V to 5.0 V systems.
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 | |
| TA (Operating Temperature) | -55 | 125 | °C | |
| tPD (Propagation Delay) | 3.8 | ns | ||
| ICC (DC Supply Current) | 4 | μA | ||
| IIN (DC Input Current per Pin) | ±20 | mA | ||
| IOUT (DC Output Current per Pin) | ±25 | mA |
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
- Designed for 2 V to 5.5 V Operating Range
- Low Noise: VOLP = 0.8 V (Max)
- Pin and Function Compatible with Other Standard Logic Families
- Latchup Performance Exceeds 100 mA
- ESD Performance: Human Body Model > 2000 V, Machine Model > 200 V
- Chip Complexity: 72 FETs or 18 Equivalent Gates
- TTL-Compatible Inputs
- Level Converter for Interfacing 3.3 V to 5.0 V Systems
Applications
- Level Conversion: Interfacing 3.3 V to 5.0 V systems
- Bus Buffering: In high-speed data transmission systems
- Signal Amplification: In digital circuits requiring low power and high speed
- Automotive and Industrial Control Systems: Due to its robust ESD performance and wide operating temperature range
- Embedded Systems: Where low power consumption and high noise immunity are critical
Q & A
- What is the typical propagation delay of the MC74VHCT125ADTRG?
The typical propagation delay is 3.8 ns at VCC = 5 V.
- What is the maximum DC supply current of the MC74VHCT125ADTRG?
The maximum DC supply current is 4 μA at TA = 25°C.
- What is the operating temperature range of the MC74VHCT125ADTRG?
The operating temperature range is from -55°C to 125°C.
- Is the MC74VHCT125ADTRG compatible with TTL levels?
- Can the MC74VHCT125ADTRG be used as a level converter?
- What is the ESD performance of the MC74VHCT125ADTRG?
The ESD performance is > 2000 V for the Human Body Model and > 200 V for the Machine Model.
- What is the latchup performance of the MC74VHCT125ADTRG?
The latchup performance exceeds 100 mA.
- Is the MC74VHCT125ADTRG RoHS compliant?
- What are the package options for the MC74VHCT125ADTRG?
The device is available in SOIC-14 and TSSOP-14 packages.
- What is the chip complexity of the MC74VHCT125ADTRG?
The chip complexity is 72 FETs or 18 equivalent gates.
