19-5631; Rev 11/10 www.
maxim-ic.
com FEATURES  10 years minimum data retention in the absence of external power  Data is automatically protected during power loss  Unlimited write cycles  Low-power CMOS operation  Read and write access times of 70 ns  Lithium energy source is electrically disconnected to retain freshness until power is applied for the first time  Full ± 10% VCC operating range (DS1249Y)  Optional ± 5% VCC operating range (DS1249AB)  Optional industrial temperature range of -40°C to +85°C, designated IND  JEDEC standard 32-pin DIP package DS1249Y/AB 2048k Nonvolatile SRAM PIN ASSIGNMENT NC A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 DQ1 DQ2 GND 1 2 3 4 5 6 7 8 9 10 ...

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)