SN74LS132DRE4 datasheet by Texas Instruments

SN74LS132DRE4 Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the SN74LS132DRE4?
  The maximum operating frequency of the SN74LS132DRE4 is typically around 30-40 MHz, but this can vary depending on the specific application and operating conditions.
• How do I handle the input voltage threshold for the Schmitt trigger inputs?
  The input voltage threshold for the Schmitt trigger inputs is typically around 1.5-2.5V, but this can vary depending on the specific device and operating conditions. It's recommended to use a voltage divider or a level shifter to ensure the input voltage is within the recommended range.
• What is the output current capability of the SN74LS132DRE4?
  The output current capability of the SN74LS132DRE4 is typically around 20-30mA, but this can vary depending on the specific application and operating conditions. It's recommended to use a buffer or a driver if higher output currents are required.
• How do I ensure noise immunity with the SN74LS132DRE4?
  To ensure noise immunity with the SN74LS132DRE4, it's recommended to use proper PCB layout techniques, such as separating analog and digital signals, using ground planes, and adding decoupling capacitors. Additionally, using a Schmitt trigger input can help to reject noise and improve signal integrity.
• Can I use the SN74LS132DRE4 in a 3.3V or 5V system?
  Yes, the SN74LS132DRE4 can be used in both 3.3V and 5V systems, but it's recommended to use a voltage regulator or a level shifter to ensure the input voltage is within the recommended range. Additionally, the output voltage may need to be adjusted depending on the specific system requirements.