Overview
The MC74LCX07DR2G, produced by onsemi, is a high-performance hex buffer integrated circuit designed for low-voltage CMOS applications. This device operates over a wide supply voltage range of 1.65 to 5.5 volts, making it versatile for various digital systems. It features high impedance TTL-compatible inputs, which significantly reduce current loading on input drivers. The open-drain outputs of the MC74LCX07 allow for flexible configuration, including wired-OR and wired-AND functions, without affecting the device's speed.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| DC Supply Voltage (VCC) | −0.5 | 6.5 | V | |
| DC Input Voltage (VI) | −0.5 | 6.5 | V | |
| DC Output Voltage (VO) | −0.5 | VCC + 0.5 | V | |
| Operating Free-Air Temperature (TA) | −40 | 125 | °C | |
| Input Rise or Fall Rate (tr, tf) | 20 ns/V | |||
| Propagation Delay, Input to Output (tPLZ, tPZL) | 2.7 | 6.5 | ns | |
| Output Sink Current (IOL) | 24 mA | |||
| Quiescent Supply Current (ICC) | 10 μA | |||
| ESD Withstand Voltage (Human Body Model) | >2000 V |
Key Features
- Designed for 1.65 to 5.5 V VCC operation
- 5.0 V tolerant inputs and outputs
- LVTTL and LVCMOS compatible
- 24 mA output sink capability at 3.0 V
- Near zero static supply current (10 μA) to reduce system power requirements
- Wired-OR and wired-AND capabilities
- Output level can be set externally without affecting device speed
- ESD performance: Human Body Model >2000 V
- Pb-free, halogen-free/BFR-free, and RoHS compliant
Applications
The MC74LCX07DR2G is suitable for a variety of applications requiring low-voltage CMOS logic, including:
- Mobile and portable devices
- Low-power consumer electronics
- Automotive systems
- Industrial control systems
- Communication equipment
Q & A
- What is the operating voltage range of the MC74LCX07DR2G?
The MC74LCX07DR2G operates from a supply voltage of 1.65 to 5.5 volts.
- What are the input voltage tolerances of this device?
The inputs are 5.0 V tolerant, allowing safe operation with 5.0 V devices.
- What is the output sink current capability of the MC74LCX07DR2G?
The device can sink up to 24 mA at 3.0 V.
- Is the MC74LCX07DR2G ESD protected?
Yes, it has an ESD withstand voltage of more than 2000 V according to the Human Body Model.
- What are the thermal characteristics of this device?
The junction temperature under bias is +150°C, and the thermal resistance (JA) varies by package type, e.g., 116°C/W for SOIC-14.
- Is the MC74LCX07DR2G RoHS compliant?
Yes, the device is Pb-free, halogen-free/BFR-free, and RoHS compliant.
- What are the typical propagation delays for this device?
The propagation delays range from 2.7 to 6.5 ns depending on the supply voltage.
- Can unused inputs be left floating?
No, unused inputs must always be tied to an appropriate logic voltage level (e.g., either GND or VCC).
- What is the quiescent supply current of the MC74LCX07DR2G?
The quiescent supply current is typically 10 μA.
- What are the package options available for the MC74LCX07DR2G?
The device is available in SOIC-14 and TSSOP-14 packages.
