125°C OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE ELECTRIC COMPONENT The S-25A080A/160A/320A is a SPI serial E2PROM which operates under the high temperature, at high speed, with low current consumption and the wide range operation. The S-25A080A/160A/320A respectively has the capacity of 8 Kbit, 16 Kbit, 32 Kbit and the organization of 1024 words × 8-bit, 2048 words × 8-bit, 4096 words × 8-bit, is able to Page Write and sequential read. Features • Wide range operation Read: 2.5 V to 5.5 V Write: 2.5 V to 5.5 V • Operation frequency 6.5 MHz (4.5 V to 5.5 V, at −40°C to +125°C) • SPI mode (0, 0) and (1, 1) • Page Write 32 bytes / page • Sequential read • Monitors Write to the memory by a status register • Write protect: Software, Hardware • Protect area: 25%, 50%, 100% • Write protect function during the low power supply • Function to prevent malfunction by monitoring clock pulse • CMOS schmitt input ( CS , SCK, SI, WP , HOLD ) • Endurance: 106cycles/word*1 (at +85°C) 8 × 105 cycles/word*1 (at +105°C) 5 × 105 cycles/word*1 (at +125°C) *1. For each address (Word: 8-bit) • Data retention: 100 years (at +25°C), 50 years (at +125°C) • Memory capacitance: S-25A080A 8 Kbit S-25A160A 16 Kbit S-25A320A 32 Kbit • Data before shipment: Memory array FFh, SRWD = 0, BP1 = 0, BP0 = 0 • Lead-free product
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