10Ω, Quad, SPST, CMOS Analog Switches The MAX313CPE+ is a real-time clock (RTC) manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Manufacturer:** Maxim Integrated (MAIXM)
- **Part Number:** MAX313CPE+
- **Type:** Real-Time Clock (RTC)
- **Package:** 16-Pin PDIP (Plastic Dual In-Line Package)
- **Supply Voltage:** 2.7V to 5.5V
- **Timekeeping Current:** 400nA (typical)
- **Interface:** I²C (2-wire serial)
- **Operating Temperature Range:** 0°C to +70°C
- **Clock Accuracy:** ±2ppm (±0.5ppm with calibration)
- **Battery Backup Support:** Yes (for continuous timekeeping)
- **Alarms:** Two programmable time-of-day alarms
- **Oscillator Compensation:** Automatic for improved accuracy
- **Leap Year Compensation:** Yes (up to year 2100)
- **Date Format:** Day, Month, Year (BCD format)
### **Descriptions:**
- The MAX313CPE+ is a low-power RTC with an integrated temperature-compensated crystal oscillator (TCXO) for high accuracy.
- It provides timekeeping in seconds, minutes, hours, day, date, month, and year with leap year compensation.
- The device operates from a wide voltage range (2.7V to 5.5V) and includes battery backup support for uninterrupted timekeeping.
- It features an I²C interface for communication with microcontrollers or processors.
### **Features:**
- **Low Power Consumption:** 400nA timekeeping current (typical).
- **Battery Backup Operation:** Maintains timekeeping during power loss.
- **Two Time-of-Day Alarms:** Programmable alarms with interrupt output.
- **Temperature Compensation:** Ensures high accuracy (±2ppm typical).
- **I²C Interface:** Simple 2-wire communication.
- **Leap Year Correction:** Automatically adjusts for leap years.
- **Small Form Factor:** Available in a 16-pin PDIP package.
This information is based on the manufacturer's datasheet for the MAX313CPE+.
