Description The AT25010A/020A/040A provides 1024/2048/4096 bits of serial electrically erasable programmable read-only memory (EEPROM) organized as 128/256/512 words of 8 bits each. The device is optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential. The AT25010A/020A/040A is available in space saving 8-lead PDIP, 8-lead JEDEC SOIC, 8-lead Ultra Thin mini-MAP (MLP 2x3), and 8-lead TSSOP packages. Features • Serial Peripheral Interface (SPI) Compatible • Supports SPI Modes 0 (0,0) and 3 (1,1) – Data Sheet Describes Mode 0 Operation • Low-voltage and Standard-voltage Operation – 2.7 (VCC = 2.7V to 5.5V) – 1.8 (VCC = 1.8V to 5.5V) • 20 MHz Clock Rate (5V) • 8-byte Page Mode • Block Write Protection – Protect 1/4, 1/2, or Entire Array • Write Protect (WP) Pin and Write Disable Instructions for Both Hardware and Software Data Protection • Self-timed Write Cycle (5 ms max) • High Reliability – Endurance: One Million Write Cycles – Data Retention: 100 Years • Automotive Devices Available • 8-lead JEDEC PDIP, 8-lead JEDEC SOIC, 8-lead Ultra Thin mini-MAP (MLP 2x3) and 8- lead TSSOP Packages • Die Sales: Wafer Form, Waffle Pack, Bumped Wafers
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