M74HCT174TTR datasheet by STMicroelectronics

M74HCT174TTR Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for M74HCT174TTR?
  The recommended operating voltage range for M74HCT174TTR is 4.5V to 5.5V, although it can operate down to 3V with reduced performance.
• How do I handle the power-up and power-down sequences for M74HCT174TTR?
  It is recommended to power up the VCC pin before applying any input signals, and to power down the VCC pin after all input signals have been removed. This helps prevent unwanted latch-up or damage to the device.
• What is the maximum frequency of operation for M74HCT174TTR?
  The maximum frequency of operation for M74HCT174TTR is typically around 30-40 MHz, although this can vary depending on the specific application and operating conditions.
• How do I ensure that the M74HCT174TTR is properly decoupled from the power supply?
  It is recommended to use a 0.1uF ceramic capacitor between the VCC pin and GND pin, as close to the device as possible, to decouple the power supply and reduce noise.
• Can I use M74HCT174TTR in a 3.3V system?
  Yes, M74HCT174TTR can be used in a 3.3V system, but the output voltage levels may not be fully compatible with 3.3V logic. It is recommended to use a level translator or voltage regulator to ensure proper operation.