Microchip | 25C040T-I/SN

The 25C040T-I/SN is a 4 Kbit Serial Electrically Erasable PROMs with 3 MHz Clock Frequency.

The memory is accessed via a simple Serial Peripheral Interface (SPI) compatible serial bus.

Features:

• Low-power CMOS technology:
  • Write current: 3 mA, typical
  • Read current: 500 μA, typical
  • Standby current: 500 nA, typical
• 512 x 8-bit organization
• 16 byte page
• Write cycle time: 5 ms max.
• Self-timed Erase and Write cycles
• Block write protection:
  • Protect none, 1/4, 1/2 or all of array
• Built-in write protection:
  • Power on/off data protection circuitry
  • Write enable latch
  • Write-protect pin
• Sequential read
• High reliability:
  • Endurance: 1M cycles
  • Data retention: > 200 years
  • ESD protection: > 4000 V