Product description
Module with DS1307 real-time clock. The module is delivered fully assembled and preprogrammed with the current time (USA MST). The real-time clock includes battery backup. The supplied lithium battery keeps the DS1307 running for approximately 9 years without external power.
The DS1307 communicates via the I2C protocol. Example code is available.
Specifications:
- Supply voltage: 5 VDC
- 2-wire I2C interface
- Hours, minutes, seconds, AM/PM
- Day, month, year, day of week
- Leap year compensation
- Calendar up to year 2100
- 1 Hz output
- Battery backup: CR1225 battery (included)
- 56 bytes of NV-RAM available to the user
- Dimensions: 20 × 20 mm
- I2C Address: 0x68
