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APPLICATIONS IoT Metering Industrial Automotive Health Care Wearables, Portables
BLOCK DIAGRAM
RV-2251-C3
Real-Time Clock Module with I2C-Bus
DIMENSIONS
Package:
3,7 0,8
0,3 0,55
Recommended Solder Pad:
0,8 0,8 0,8 0,8
0,8 0,7 0,7 0,8 3,0
2,5 1,25
1
2
3
4
5
12
6
11
10
9
8
7
0,2
0,55
0,5
0,8
0,5 4,2
Metal lid is connected to VSS (pin #7) All dimensions in mm typical
0,9 max.
DESCRIPTION
The RV-2251-C3 is a SMT Real-Time Clock Module that incorporates an integrated CMOS circuit together with an XTAL. It operates under vacuum in a hermetically sealed ceramic package with metal lid.
FEATURES
Low power consumption: 210 nA @ 3 V. Wide operating voltage range: 0.9 V to 5.5 V. Time accuracy: ±20 ppm @ 25°C. 3.0 V Regulated Output for ML rechargeable batteries (VREG).