Features | - 256K NV SRAM with Phantom Clock
- Features
- Real time clock keeps track of hundredths of seconds,
- minutes, hours, days, date of the month, mounths,
- and years
- 32K 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
- Month and year determine the number of days in each
- month ; volid up to 1200
- Standard 28-pin JEDEC pinout
- Full 10% operating range
- Operating temperature range 0°C to 70°C
- Accuracy is better than +/-1 minute/month @ 25°C
- Over 10 years of data retention in the absence of power
- Available in 120, 150, 200 ns access time
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