74VHC125TTR datasheet by STMicroelectronics

74VHC125TTR Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the 74VHC125TTR?
  The maximum operating frequency of the 74VHC125TTR is typically around 100 MHz, but it can vary depending on the specific application and operating conditions.
• How do I ensure signal integrity when using the 74VHC125TTR?
  To ensure signal integrity, it's essential to follow proper PCB design practices, such as using controlled impedance traces, minimizing signal routing distances, and providing adequate decoupling capacitors.
• Can I use the 74VHC125TTR in a 3.3V system?
  Yes, the 74VHC125TTR is compatible with 3.3V systems, but it's essential to ensure that the input signals are within the recommended voltage range (VCC - 0.5V to VCC + 0.5V) to maintain proper operation.
• How do I handle power sequencing when using the 74VHC125TTR?
  It's recommended to power up the 74VHC125TTR after the input signals are stable and within the recommended voltage range to prevent unwanted output states or oscillations.
• What is the recommended termination scheme for the 74VHC125TTR?
  The recommended termination scheme for the 74VHC125TTR is typically a series termination resistor (Rs) of 22-33 ohms, depending on the specific application and signal frequency.