CD74HC257M96 datasheet by Texas Instruments

CD74HC257M96 Frequently Asked Questions (FAQs)

• What is the maximum frequency of operation for the CD74HC257M96?
  The maximum frequency of operation for the CD74HC257M96 is typically 40 MHz, but it can vary depending on the specific application and operating conditions.
• How do I ensure that the CD74HC257M96 is properly powered?
  To ensure proper operation, the CD74HC257M96 should be powered with a stable voltage supply between 2V and 6V, with a recommended operating voltage of 5V. Additionally, decoupling capacitors should be used to filter out noise and ensure stable operation.
• What is the propagation delay of the CD74HC257M96?
  The propagation delay of the CD74HC257M96 is typically around 10-15 ns, but it can vary depending on the specific application and operating conditions.
• Can I use the CD74HC257M96 in a 3.3V system?
  Yes, the CD74HC257M96 can be used in a 3.3V system, but the output voltage will be limited to the supply voltage (VCC) minus 0.5V. Additionally, the input voltage should not exceed the supply voltage (VCC) to prevent damage to the device.
• How do I handle unused inputs on the CD74HC257M96?
  Unused inputs on the CD74HC257M96 should be tied to a valid logic level (either VCC or GND) to prevent floating inputs and ensure proper operation.