AT25HP512

Features Serial Peripheral Interface (SPI) Compatible Supports SPI Modes 0 (0,0) and 3 (1,1) 10 MHz Clock Rate 128-Byte Page Mode Only for Write Operations Low-Voltage and Standard-Voltage Operation – 5.0 (VCC = 4.5V to 5.5V) – 2.7 (VCC = 2.7V to 5.5V) – 1.8 (VCC = 1.8V to 3.6V) 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 High Reliability – Endurance: 100K Write Cycles – Data Retention: > 40 Years – ESD Protection: > 3000V 8-Pin PDIP, 8-Pin EIAJ SOIC, and 8-Pin Leadless Array Package SPI Serial EEPROMs 256K (32,768 x 8) 512K (65,536 x 8) Description The AT25HP256/512 provides 262,144/524,288 bits of serial electrically erasable programmable read only memory (EEPROM) organized as 32,768/65,536 words of 8-bits each. The device is optimized for use in many industrial and commercial applications where high-speed, low-power, and low-voltage operation are essential. The AT25HP256/512 is available in a space saving 8-pin PDIP (AT25HP256/512), 8-pin EIAJ SOIC (AT25HP256), and 8-pin Leadless Array (AT25HP256/512) packages. In (continued) AT25HP256 AT25HP512 Preliminary Pin Configurations Pin Name CS SCK SI SO GND VCC WP HOLD Function Chip Select Serial Data Clock Serial Data Input Serial Data Output Ground Power Supply Write Protect Suspends Serial Input 8-Pin PDIP CS SO WP GND 1 2 3 4 8 7 6 5 VCC HOLD SCK SI CS SO WP GND 8-Pin SOIC 1 2 3 4 8 7 ...