DS1248P
FEATURES
- Real-Time Clock (RTC) Keeps Track of Hundredths of Seconds, Minutes, Hours, Days, Date of the Month, Months, and Years
- 128K x 8 NV SRAM Directly Replaces Volatile Static RAM or EEPROM
- Embedded Lithium Energy Cell Maintains Calendar Operation and Retains RAM Data
- Watch Function is Transparent to RAM Operation
- Automatic Leap Year pensation Valid Up to 2100
- Full 10% Operating Range
- Over 10 Years of Data Retention in the Absence of Power
- Lithium Energy Source is Electrically Disconnected to Retain Freshness Until Power is Applied for the First Time
- DIP Module Only
Standard 32-Pin JEDEC Pinout
- Underwriters Laboratories (UL) Recognized (.maxim-ic./qa/info/ul/)
- Power Cap Module Board Only
Surface Mountable Package for Direct Connection to Power Cap Containing Battery and Crystal
Replaceable Battery (Power Cap) Pin-for-Pin patible with DS1244P and
DS1251P
PIN CONFIGURATIONS
TOP VIEW
RST A16 A14 A12
A7 A6 A5 A4 A3 A2 A1 A0
DQ0 DQ1 DQ2
1 2 3 DS1248 4 5 6 7 8 9...
