CD54AC138F3A datasheet by Texas Instruments

CD54AC138F3A Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for CD54AC138F3A?
  The recommended operating voltage range for CD54AC138F3A is 4.5V to 5.5V, with a typical voltage of 5V.
• How do I handle the input voltage thresholds for the CD54AC138F3A?
  The input voltage thresholds for the CD54AC138F3A are typically 0.8V for a logic low and 2V for a logic high. Ensure that your input signals meet these thresholds to ensure proper operation.
• What is the maximum clock frequency supported by the CD54AC138F3A?
  The maximum clock frequency supported by the CD54AC138F3A is 30MHz. However, this frequency may vary depending on the specific application and operating conditions.
• How do I ensure proper power sequencing when using the CD54AC138F3A?
  To ensure proper power sequencing, apply power to the VCC pin before applying any input signals. Also, ensure that the power supply is stable and within the recommended operating range before applying clock signals.
• What is the typical propagation delay for the CD54AC138F3A?
  The typical propagation delay for the CD54AC138F3A is around 10ns to 15ns, depending on the specific application and operating conditions.