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CY15B104QN, CY15V104QN
4Mb EXCELON™ Auto Ferroelectric RAM (F-RAM)
Serial (SPI), 512K × 8, 50 MHz, automotive grade 3
Features
• 4Mb ferroelectric random access memory (F-RAM) logically organized as 512K × 8 - Virtually unlimited endurance of 100 trillion (1014) read/write cycles - 151-year data retention (see “Data retention and endurance” on page 24) - Infineon instant non-volatile write technology - Advanced high-reliability ferroelectric process
• Fast serial peripheral interface (SPI) - Up to 50 MHz frequency - Supports SPI mode 0 (0, 0) and mode 3 (1, 1)
• Sophisticated write protection scheme - Hardware protection using the Write Protect (WP) pin - Software protection using Write Disable (WRDI) instruction - Software block protection for 1/4, 1/2, or entire array
• Device ID and ser