Real Time Clock (RTC) IC Clock/Calendar 512B I2C, 2-Wire Serial 20-SOIC (0.295", 7.50mm Width)
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PCF2127AT/2Y

DigiKey Part Number
568-10212-2-ND - Tape & Reel (TR)
568-10212-1-ND - Cut Tape (CT)
568-10212-6-ND - Digi-Reel®
Manufacturer
NXP USA Inc.
Manufacturer Product Number
PCF2127AT/2Y
Description
IC RTC CLOCK/CALENDAR I2C 20SO
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar 512B I2C, 2-Wire Serial 20-SOIC (0.295", 7.50mm Width)
Datasheet
 Datasheet
EDA/CAD Models
PCF2127AT/2Y Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
NXP USA Inc.
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Last Time Buy
DigiKey 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
Interface
I2C, 2-Wire Serial
Voltage - Supply
1.8V ~ 4.2V
Voltage - Supply, Battery
1.8V ~ 4.2V
Current - Timekeeping (Max)
1.5µA @ 3.3V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-SOIC (0.295", 7.50mm Width)
Supplier Device Package
20-SO
Base Product Number
PCF2127
Product Questions and Answers

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In-Stock: 479
Check for Additional Incoming Stock
Last Time Buy Date: 13.04.2026
Quantity
All prices are in NOK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1kr 55,68000kr 55,68
10kr 42,43500kr 424,35
25kr 39,12240kr 978,06
100kr 35,48300kr 3 548,30
250kr 33,74644kr 8 436,61
500kr 32,70032kr 16 350,16
1 000kr 31,83926kr 31 839,26
* All Digi-Reel orders will add a kr 60,00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 000kr 31,13046kr 62 260,92
Manufacturers Standard Package
Unit Price without VAT:kr 55,68000
Unit Price with VAT:kr 69,60000
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