64Kbit FRAM Ferroelectric Memory: Capacity 64Kbit (8K×8bit), SPI serial interface, supports SPI Mode0 & Mode3, up to 20MHz clock, high-speed random read/write, no page erase delay required. Ultra-high read/write endurance: Read/write cycles up to 10¹² times / byte, far exceeding EEPROM/Flash; data retention for 10 years at 85°C, and up to 200 years in low-temperature environments. Wide voltage and low power consumption: Operating voltage 2.7V~3.6V, operating current 1.5mA, standby current only 5μA, suitable for battery-powered portable devices. Industrial-grade temperature: Operating temperature range -40°C ~ +85°C, SOP-8 surface mount package, surface mount, tape and reel packaging, convenient for SMT soldering. Multi-field applications: Suitable for industrial control, smart meters, data acquisition recorders, sensors, consumer electronics; original chip, Datasheet available for download.