Overview
The MC74VHC32DTR2G is an advanced high-speed CMOS quad 2-input OR gate fabricated with silicon gate CMOS technology. It is part of the MC74VHC32 series produced by onsemi. This device achieves high-speed operation similar to equivalent Bipolar Schottky TTL while maintaining the low power dissipation characteristic of CMOS technology. The internal circuit is composed of three stages, including a buffer output, which provides high noise immunity and stable output. The inputs tolerate voltages up to 5.5V, allowing the interface of 5V systems to 3V systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| DC Supply Voltage (VCC) | 2.0 to 5.5 | V |
| DC Input Voltage (Vin) | 0 to 5.5 | V |
| Propagation Delay (tPD) | 3.8 ns (Typ) at VCC = 5V | ns |
| Quiescent Supply Current (ICC) | 2.0 µA (Max) at TA = 25°C | µA |
| High-Level Input Voltage (VIH) | 1.50 VCC x 0.7 | V |
| Low-Level Input Voltage (VIL) | 0.50 VCC x 0.3 | V |
| High-Level Output Voltage (VOH) | 1.9 to 4.4 V (depending on VCC and IOH) | V |
| Low-Level Output Voltage (VOL) | 0 to 0.1 V (depending on VCC and IOL) | V |
| Operating Temperature (TA) | -55 to +125°C | °C |
| ESD Performance (Human Body Model) | > 2000V | V |
| Package Type | TSSOP-14 WB |
Key Features
- High Speed: Propagation delay of 3.8 ns (Typ) at VCC = 5V
- Low Power Dissipation: Quiescent supply current of 2.0 µA (Max) at TA = 25°C
- High Noise Immunity: VNIH = VNIL = 28% VCC
- Power Down Protection Provided on Inputs
- Balanced Propagation Delays
- Designed for 2.0 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 > 2000V
- Chip Complexity: 48 FETs or 12 Equivalent Gates
Applications
The MC74VHC32DTR2G is versatile and can be used in a variety of applications, including:
- Level conversion for interfacing 3.3V to 5.0V systems
- High-speed logic circuits requiring low power consumption
- Systems needing high noise immunity and stable outputs
- Automotive and industrial control systems due to its robust ESD performance and wide operating temperature range
Q & A
- What is the propagation delay of the MC74VHC32DTR2G at VCC = 5V?
The propagation delay is 3.8 ns (Typ) at VCC = 5V.
- What is the maximum quiescent supply current of the MC74VHC32DTR2G at TA = 25°C?
The maximum quiescent supply current is 2.0 µA at TA = 25°C.
- What is the operating voltage range of the MC74VHC32DTR2G?
The operating voltage range is from 2.0 V to 5.5 V.
- Is the MC74VHC32DTR2G compatible with TTL levels?
No, the MC74VHC32DTR2G inputs are compatible with standard CMOS levels. For TTL compatibility, consider the MC74VHCT32A.
- What is the ESD performance of the MC74VHC32DTR2G?
The ESD performance is > 2000V according to the Human Body Model.
- What is the package type of the MC74VHC32DTR2G?
The package type is TSSOP-14 WB.
- Can the MC74VHC32DTR2G be used for level conversion between different voltage systems?
- What is the noise immunity of the MC74VHC32DTR2G?
The noise immunity is VNIH = VNIL = 28% VCC.
- Does the MC74VHC32DTR2G provide power down protection on inputs?
- What is the latchup performance of the MC74VHC32DTR2G?
The latchup performance exceeds 100 mA.
- Is the MC74VHC32DTR2G suitable for automotive applications?
