M27C4002-10B1 datasheet by STMicroelectronics

M27C4002-10B1 Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for the M27C4002-10B1?
  The recommended operating voltage range for the M27C4002-10B1 is 4.5V to 5.5V.
• How do I handle the power-up and power-down sequences for the M27C4002-10B1?
  The power-up sequence should be VCC first, then OE# and CE#. During power-down, the sequence should be CE# and OE# first, then VCC.
• What is the maximum clock frequency supported by the M27C4002-10B1?
  The maximum clock frequency supported by the M27C4002-10B1 is 10 MHz.
• How do I ensure data retention in the M27C4002-10B1 during power-down?
  To ensure data retention, the VCC must be reduced to 2V or less within 10ms of power-down, and the CE# and OE# pins must be in the inactive state.
• What is the typical programming time for the M27C4002-10B1?
  The typical programming time for the M27C4002-10B1 is 10-15 seconds.