SN74LVC646ADBR datasheet by Texas Instruments

SN74LVC646ADBR Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the SN74LVC646ADBR?
  The maximum operating frequency of the SN74LVC646ADBR is 100 MHz, but it can vary depending on the specific application and operating conditions.
• How do I ensure signal integrity when using the SN74LVC646ADBR?
  To ensure signal integrity, use proper PCB layout techniques, such as minimizing trace length and impedance, using termination resistors, and avoiding signal reflections. Additionally, use a low-ESR capacitor for power decoupling and follow the recommended pinout and layout guidelines.
• Can I use the SN74LVC646ADBR in a 3.3V system?
  Yes, the SN74LVC646ADBR is compatible with 3.3V systems. It has a wide operating voltage range of 1.65V to 3.6V, making it suitable for use in 3.3V systems.
• How do I handle power sequencing when using the SN74LVC646ADBR?
  To ensure proper operation, power up the VCC pin before applying any input signals. Also, ensure that the power supply voltage is stable and within the recommended operating range before applying any input signals.
• What is the maximum current that the SN74LVC646ADBR can sink or source?
  The SN74LVC646ADBR can sink or source up to 24 mA of current per output pin, but it's recommended to limit the current to 12 mA per pin to ensure reliable operation.