CD54HCT4046AF3A datasheet by Texas Instruments

CD54HCT4046AF3A Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for the CD54HCT4046AF3A?
  The recommended operating voltage range for the CD54HCT4046AF3A is 4.5V to 5.5V, with a typical operating voltage of 5V.
• How do I ensure the CD54HCT4046AF3A is properly powered and bypassed?
  To ensure proper operation, it is recommended to decouple the VCC pin to GND with a 0.1uF ceramic capacitor and to use a 10uF electrolytic capacitor for bulk capacitance. Additionally, it is recommended to use a 1kΩ to 10kΩ pull-up resistor on the oscillator input pin (pin 14) to ensure proper startup.
• What is the maximum clock frequency that the CD54HCT4046AF3A can handle?
  The CD54HCT4046AF3A can handle clock frequencies up to 1 MHz, but it is recommended to operate at frequencies below 500 kHz for optimal performance and to minimize power consumption.
• How do I configure the CD54HCT4046AF3A for a specific frequency output?
  The CD54HCT4046AF3A can be configured for a specific frequency output by selecting the appropriate values for the R1 and R2 resistors, and the C1 capacitor, according to the formula provided in the datasheet. Additionally, the frequency output can be fine-tuned by adjusting the voltage on the Vtune pin (pin 9).
• What is the typical power consumption of the CD54HCT4046AF3A?
  The typical power consumption of the CD54HCT4046AF3A is around 10mW to 20mW, depending on the operating frequency and voltage. However, this value can vary depending on the specific application and operating conditions.