ON Semiconductor MC74LCX125DTR2 - Low-Voltage CMOS Quad Buffer

The MC74LCX125DTR2 from ON Semiconductor is a high-performance, quad buffer that is designed to have low-voltage operation while maintaining CMOS low power dissipation. This integrated circuit is part of the LCX family, which is known for its capability to interface between different voltage levels in mixed voltage systems. The device features four non-inverting buffers with 3-state outputs, making it an ideal choice for driving bus lines or buffering memory address registers.

Key Features:

• Operating Voltage: The MC74LCX125DTR2 operates at a voltage range of 2.3V to 3.6V, which is suitable for low-voltage applications and is compatible with the 3.3V LVTTL logic level.
• 5V Tolerant Inputs: Inputs can tolerate 5V voltages, allowing for interface flexibility with 5V systems without the need for external components to step down the voltage.
• High Drive Capability: The device can source or sink 24 mA at output, providing enough current to drive multiple loads or bus lines.
• Power-Off Protection: Inputs and outputs support a power-off disable feature, ensuring that the device remains in a high-impedance state when powered down, thus minimizing power consumption.
• Low Quiescent Current: A feature that significantly reduces the idle power consumption, making it an energy-efficient choice for battery-powered devices.
• Fast Propagation Delay: With propagation delays (tPD) of approximately 5.3 ns at 3.3V, the MC74LCX125DTR2 provides speedy operation for high-speed data processing.

Applications:

The MC74LCX125DTR2 is versatile and can be used in a variety of applications, including:

• Memory buffering and interfacing
• Bus driving for data and address lines
• Signal gating
• Level shifting for mixed-voltage systems

Packaging and Quality:

ON Semiconductor's commitment to quality is evident in the MC74LCX125DTR2, which is available in a TSSOP-14 package, providing a compact footprint for space-constrained applications. The device is RoHS compliant and is designed to meet the requirements of the Joint Electron Device Engineering Council (JEDEC) standard. With its robust design and ON Semiconductor's reputation for reliability, this quad buffer is an excellent choice for designers looking for high-performance interfacing solutions.