View cat25c11-17 datasheet:

Advanced Information CAT25C11/03/05/09/17 1K/2K/4K/8K/16K SPI Serial CMOS E2PROM FEATURES 1,000,000 Program/Erase Cycles 10 MHz SPI Compatible 100 Year Data Retention 1.8 to 6.0 Volt Operation Self-Timed Write Cycle Hardware and Software Protection 8-Pin DIP/SOIC, 8/14-Pin TSSOP and 8-Pin MSOP Zero Standby Current 16/32-Byte Page Write Buffer Low Power CMOS Technology Write Protection SPI Modes (0,0 & 1,1) – Protect First Page, Last Page, Any 1/4 Array Commercial, Industrial and Automotive or Lower 1/2 Array Temperature Ranges DESCRIPTION input (SCK), data in (SI) and data out (SO) are required The CAT25C11/03/05/09/17 is a 1K/2K/4K/8K/16K-Bit to access the device. The HOLD pin may be used to SPI Serial CMOS E2PROM internally organized as suspend any