技术参数

• Features Alarm, Leap Year, RAM, Square Wave Output, Supervisor, Trickle Charger, Unique ID, Watchdog Timer
• Package / Case 16-VFQFN Exposed Pad
• Mounting Type Surface Mount
• Memory Size 256B
• Interface SPI
• Type Clock/Calendar
• Operating Temperature -40°C ~ 85°C (TA)
• Voltage - Supply 1.5V ~ 3.6V
• Time Format HH:MM:SS:hh (12/24 hr)
• Date Format YY-MM-DD-dd
• Supplier Device Package 16-QFN (3x3)
• Voltage - Supply, Battery 1.4V ~ 3.6V
• Current - Timekeeping (Max) 0.17µA ~ 0.22µA @ 1.8V ~ 3V
• ECCN EAR99
• HTSUS 8542.39.0001
• Moisture Sensitivity Level (MSL) 3 (168 Hours)