Manufacturer NXP USA Inc.
Description IC RTC CLOCK/CALENDAR I2C 20SO
Datasheet Datasheet
Product Attributes
Type Description
Mfr Part Number PCF2127AT/2Y
Mfr NXP USA Inc.
Description IC RTC CLOCK/CALENDAR I2C 20SO
Min Qty 1
Package Tape & Reel (TR),Cut Tape (CT)
Series -
Product Status Active
Interface I²C, 2-Wire Serial
Voltage Supply 1.8V ~ 4.2V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package Case 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package 20-SO
Digi Key Programmable Not Verified
Type Clock/Calendar
Features Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer
Memory Size 512B
Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd
Voltage Supply Battery 1.8V ~ 4.2V
Current Timekeeping Max 1.5µA @ 3.3V
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