CD74HCT368E datasheet by Texas Instruments

CD74HCT368E Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for CD74HCT368E?
  The recommended operating voltage range for CD74HCT368E is 4.5V to 5.5V, although it can operate from 4.0V to 5.5V with reduced performance.
• How do I ensure signal integrity when using CD74HCT368E in a high-speed application?
  To ensure signal integrity, use a low-impedance PCB layout, keep signal traces short, and use termination resistors or capacitors as needed to minimize reflections and ringing.
• Can I use CD74HCT368E in a 3.3V system?
  While CD74HCT368E is specified for 5V operation, it can be used in a 3.3V system with some limitations. However, the output voltage levels may not meet the required specifications, and the device may not function correctly.
• How do I handle power sequencing when using CD74HCT368E in a system with multiple power supplies?
  To avoid latch-up or damage, ensure that the VCC pin is powered up before the input signals, and that the input signals are stable before the VCC pin is powered down.
• What is the maximum clock frequency that CD74HCT368E can handle?
  The maximum clock frequency that CD74HCT368E can handle is typically around 30-40 MHz, although this can vary depending on the specific application and PCB layout.