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Maxim > 솔루션 > 전력계

정확한 RTC

데이터 시트
디스플레이 제목/부품번호 주요 성능 (이점)
QV  PDF 초정밀 I²C 통합 RTC/TCXO/크리스털
DS3231




Key Specifications:  Oscillator Modules
Part Number Freq. Osc. Type Tuning Adjustment Type Freq. Output Type Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm/yr)
Frequency Stability
(±ppm)
VSUPPLY
(V)
0 to +40°C -40 to 0°C/ +40 to +85°C vs. VCC vs. Aging
DS3231  32.768kHz TCXO Digital CMOS Open-Drain 2 3.5 1 (typ) 5 (0-10 Years)
2.3 to 5.5
3
3.3
5
See All Oscillator Modules (28)

Key Specifications:  Timekeeping & Real-Time Clocks
Part Number Date/ Time Format Interface VSUPPLY
(V)
Time Keeping Current
(nA)
Memory Type Time of Day Alarms
hh = sec/100 typ
DS3231  YY-MM-DD/ HH:MM:SS I2C
2.3 to 5.5
3
3.3
5
840 None 2
See All Timekeeping & Real-Time Clocks (80)



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