2-Wire Serial EEPROMs
Description
Features
• One-time Programmable (OTP) Feature • 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) • Internally Organized 16,384 x 8 and 32,768 x 8 • 2-wire Serial Interface • Schmitt Trigger, Filtered Inputs for Noise Suppression • Bidirectional Data Transfer Protocol • 1 MHz (5V), 400 kHz (2.
7V) and 100 kHz (1.
8V) Compatibility • Write Protect Pin for Hardware and Software Data Protection • 64-byte Page Write Mode (Partial Page Writes Allowed) • Self-timed Write Cycle (5 ms typical) • High Reliability
– Endurance: 100,000 Write Cycles
– Data Retention: 40 Years
– ESD Protection: >4000V • Automotive Grade and Extended Temperature Devices Available • 8-pin JEDEC PDIP and 8-pin JEDEC and EIAJ SOIC Packages
Description
The AT24CS128/256 provides 131,072/262,144 bits of serial electrically-erasable and programmable read only memory (EEPROM) organized as 16,384/32,768 words of 8...
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