Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 16-SOIC (0.295", 7.50mm Width)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

PCA2129T/Q900/2,51

DigiKey Part Number
568-10183-2-ND - Tape & Reel (TR)
568-10183-1-ND - Cut Tape (CT)
568-10183-6-ND - Digi-Reel®
Manufacturer
NXP USA Inc.
Manufacturer Product Number
PCA2129T/Q900/2,51
Description
IC RTC CLOCK/CALENDAR I2C 16SO
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 16-SOIC (0.295", 7.50mm Width)
Datasheet
 Datasheet
EDA/CAD Models
PCA2129T/Q900/2,51 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, 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
16-SOIC (0.295", 7.50mm Width)
Supplier Device Package
16-SO
Base Product Number
PCA2129
Product Questions and Answers

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In-Stock: 1,966
Check for Additional Incoming Stock
Last Time Buy Date: 13/04/2026
Quantity
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£4.51000£4.51
10£3.45400£34.54
25£3.18920£79.73
100£2.89860£289.86
250£2.76008£690.02
500£2.73324£1,366.62
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,000£2.60782£2,607.82
2,000£2.55126£5,102.52
Manufacturers Standard Package
Unit Price without VAT:£4.51000
Unit Price with VAT:£5.41200
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