Datasheet Summary
19-5579; Rev 10/10
.maxim-ic.
Features
- 10 years minimum data retention in the absence of external power
- Data is automatically protected during power loss
- Directly replaces 2k x 8 volatile static RAM or EEPROM
- Unlimited write cycles
- Low-power CMOS
- JEDEC standard 24-pin DIP package
- Read and write access times of 100 ns
- Full ±10% operating range
- Optional industrial temperature range of
-40°C to +85°C, designated IND
NOT REMENDED FOR NEW DESIGNS
DS1220Y 16k Nonvolatile SRAM
PIN ASSIGNMENT
A7 A6 A5 A4 A3 A2 A1 A0 DQ0 DQ1
DQ2
1 2 3 4 5 6 7 8 9 10 11 12
24 VCC 23 A8 22 A9 21 WE
20 OE 19 A10 18 CE 17 DQ7 16 DQ6 15 DQ5 14 DQ4 13 DQ3
24-Pin ENCAPSULATED PACKAGE...