CD4042BEE4 datasheet by Texas Instruments

CD4042BEE4 Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for CD4042BEE4?
  The recommended operating voltage range for CD4042BEE4 is 4.5V to 15.5V, although it can operate from 3V to 18V with reduced performance.
• How do I ensure the CD4042BEE4 is properly powered on and off?
  To ensure proper power-on and power-off, connect a 0.1uF to 1uF capacitor between VCC and GND, and a 1kΩ to 10kΩ pull-up resistor between VCC and the enable pin (if used).
• What is the maximum clock frequency supported by CD4042BEE4?
  The CD4042BEE4 can operate at clock frequencies up to 10MHz, but the maximum frequency may vary depending on the specific application and operating conditions.
• How do I handle the asynchronous reset input (MR) in CD4042BEE4?
  The asynchronous reset input (MR) should be tied to VCC through a 1kΩ to 10kΩ resistor, and a 0.1uF to 1uF capacitor should be connected between MR and GND to filter out noise.
• What is the purpose of the enable input (E) in CD4042BEE4?
  The enable input (E) is used to enable or disable the counter. When E is high, the counter is enabled, and when E is low, the counter is disabled and the outputs are in a high-impedance state.