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

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 1 966
Check for Additional Incoming Stock
Last Time Buy Date: 13.04.2026
Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
16,03000 $6,03 $
104,61800 $46,18 $
254,26440 $106,61 $
1003,87570 $387,57 $
2503,69044 $922,61 $
5003,65456 $1 827,28 $
* All Digi-Reel orders will add a 7,00 $ reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1 0003,48685 $3 486,85 $
2 0003,41123 $6 822,46 $
Manufacturers Standard Package
Unit Price without VAT:6,03000 $
Unit Price with VAT:7,47720 $
You May Also Be Interested InSee All
10 Items
TG1G-E001NYLF

TG1G-E001NYLF

ISO MOD 1G X-TEMP 24P SMD

HALO Electronics, Inc.

6,26000 $
74HC245D

74HC245D

IC TXRX NON-INVERT 6V 20-SOIC

Toshiba Semiconductor and Storage

0,54000 $
LP2998MAE/NOPB

LP2998MAE/NOPB

IC REG CONV DDR 1OUT 8SOIC

Texas Instruments

2,23000 $
FXMA108BQX

FXMA108BQX

IC XLTR VL BIDIR 20-DQFN

onsemi

0,80000 $
ZMCHM9L3T

ZMCHM9L3T

SWITCH SNAP ACT SPDT 200MA 60V

C&K

2,65000 $
PCF2131TFY

PCF2131TFY

IC RTC CLK/CALENDAR I2C 16HLSON

NXP USA Inc.

3,23000 $
TW-06-02-L-S-120-120

TW-06-02-L-S-120-120

CONN BRD STACK 2.00 6POS

Samtec Inc.

1,56000 $
LM3880MFE-1AA/NOPB

LM3880MFE-1AA/NOPB

IC PWR SUPPLY SEQUENCER SOT23-6

Texas Instruments

1,48000 $
S29GL512S11TFI020

S29GL512S11TFI020

IC FLASH 512MBIT PARALLEL 56TSOP

Infineon Technologies

13,48000 $
LMZ10505TZE-ADJ/NOPB

LMZ10505TZE-ADJ/NOPB

DC DC CONVERTER 0.8-5V

Texas Instruments

11,45000 $