HEF4894BT/Q100,118
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PCF2129AT/2,518

DigiKey Part Number
568-9817-2-ND - Tape & Reel (TR)
568-9817-1-ND - Cut Tape (CT)
568-9817-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
PCF2129AT/2,518
Description
IC RTC CLOCK/CALENDAR I2C 20SO
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 20-SOIC (0.295", 7.50mm Width)
Datasheet
 Datasheet
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, TCXO/Crystal, Watchdog Timer
Memory Size
-
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
Product Questions and Answers

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In-Stock: 9 095
Last Time Buy Date: 2026. 04. 13.
Due to temporary constrained supply, DigiKey is unable to accept backorders at this time.
All prices are in HUF
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
11 810,35000 Ft1 810,35 Ft
101 382,23600 Ft13 822,36 Ft
251 275,55920 Ft31 888,98 Ft
1001 158,18820 Ft115 818,82 Ft
2501 102,20812 Ft275 552,03 Ft
5001 068,47528 Ft534 237,64 Ft
1 0001 040,70317 Ft1 040 703,17 Ft
* All Digi-Reel orders will add a 1 947,00 Ft reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 0001 017,85253 Ft2 035 705,06 Ft
Manufacturers Standard Package
Unit Price without VAT:1 810,35000 Ft
Unit Price with VAT:2 299,14450 Ft