RTC72423A – 4-Bit Real-Time Clock Module

Description

Technical Specifications:

• Supply Voltage (VDD): 4.5V to 5.5V
• Current Consumption:
  • IDD1: 1µA to 10µA at VDD = 5V
  • IDD2: 0.9µA to 5µA at VDD = 2V
• Input Voltage Range (VI/O): GND – 0.3V to VDD + 0.3V
• Operating Temperature Range (TOPR): -40°C to +85°C
• Frequency Precision (Δf/f): ±20 × 10⁻⁶ at Ta = +25°C, VDD = 5.0V
• Frequency Voltage Characteristics (f/V): ±5.0 × 10⁻⁶/V at Ta = +25°C, VDD = 2.0V to 5.5V
• Aging: ±5.0 × 10⁻⁶/year at Ta = +25°C, VDD = 5.0V, first year

Product Features:

• Built-in Crystal Unit: Ensures precise timekeeping without the need for external adjustments.
• Time Format Flexibility: Supports both 12-hour and 24-hour formats, accommodating diverse application requirements.
• Automatic Leap Year Adjustment: Accurately tracks dates, including leap years, based on the Gregorian calendar.
• Low Power Consumption: Designed for energy-efficient operation, suitable for battery-powered devices.
• Wide Operating Temperature Range: Operates reliably across temperatures from -40°C to +85°C, ensuring performance in various environments.