SN74HC157PWR datasheet by Texas Instruments

SN74HC157PWR Frequently Asked Questions (FAQs)

• What is the maximum frequency of operation for the SN74HC157PWR?
  The maximum frequency of operation for the SN74HC157PWR is 100 MHz.
• Can I use the SN74HC157PWR in a 5V system?
  Yes, the SN74HC157PWR is compatible with 5V systems, but it is recommended to use a voltage regulator to ensure a stable 5V supply.
• How do I ensure signal integrity when using the SN74HC157PWR?
  To ensure signal integrity, use a low-impedance PCB design, keep signal traces short, and use termination resistors if necessary.
• Can I use the SN74HC157PWR in a high-temperature environment?
  The SN74HC157PWR is rated for operation up to 85°C, but it's recommended to derate the device for temperatures above 70°C to ensure reliability.
• What is the recommended power-on sequence for the SN74HC157PWR?
  The recommended power-on sequence is to apply VCC before applying input signals, and to ensure that VCC is stable before applying clock signals.