Keyestudio KS0077, Manual, Page: 117 / 142

keyestudio
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Specification
• Temperature Range: -40 to +85;
• Timing Accuracy : ± 5ppm (±0.432 seconds / day)
• Provide battery backup for continuous timing
• Low power consumption
• Device package and function compatible with DS3231
• Complete clock calendar function contains seconds and minutes, hour, week,
date, month, and year timing and provides leap year compensation until 2100.
• Two calendar clock
• Output: 1Hz and 32.768kHz
• Reset output and Input Debounce of Pushbutton
• High speed (400kHz), I2C serial bus
• Supply voltage: +3.3V to +5.5V
• Digital temperature sensor with a precision of±3
℃
• Working temperature: -40 ~ C to +85 ~ C
• 16 pins Small Outline Package (300mil)
• Size: 30*20mm
• Weight: 4g
Circuit Connection
This module adopts the IIC test method, so only need to connect ‘SDA’ to Arduino A4, ‘SCL’ to
A5, ‘+’ to VCC and ‘-’ to GND as follows:
Connection for UNO R3: