SN74CBT3253CDRE4 datasheet by Texas Instruments

SN74CBT3253CDRE4 Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the SN74CBT3253CDRE4?
  The maximum operating frequency of the SN74CBT3253CDRE4 is 250 MHz, but it can vary depending on the specific application and operating conditions.
• How do I ensure signal integrity when using the SN74CBT3253CDRE4?
  To ensure signal integrity, it's essential to follow proper PCB design and layout guidelines, such as using controlled impedance traces, minimizing signal reflections, and providing adequate power and ground decoupling.
• Can I use the SN74CBT3253CDRE4 in a 3.3V system?
  Yes, the SN74CBT3253CDRE4 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 prevent damage to the device.
• How do I handle power sequencing when using the SN74CBT3253CDRE4?
  It's recommended to power up the VCC pin before applying input signals, and to power down the VCC pin after removing input signals to prevent damage to the device.
• What is the recommended termination scheme for the SN74CBT3253CDRE4?
  The recommended termination scheme for the SN74CBT3253CDRE4 is a series termination resistor (Rs) of 22-33 ohms, followed by a parallel termination resistor (Rt) of 50-75 ohms, and a capacitor (Ct) of 10-22 pF.