Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 8-UFDFN Exposed Pad
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BU9873NUX-TTR

DigiKey Part Number
BU9873NUX-TTRTR-ND - Tape & Reel (TR)
BU9873NUX-TTRCT-ND - Cut Tape (CT)
BU9873NUX-TTRDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
BU9873NUX-TTR
Description
IC RTC CLK/CALENDAR I2C 8VSON
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 8-UFDFN Exposed Pad
Datasheet
 Datasheet
Product Attributes
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Category
Interface
I2C, 2-Wire Serial
Manufacturer
Rohm Semiconductor
Voltage - Supply
1.8V ~ 5.5V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Current - Timekeeping (Max)
1µA ~ 1.35µA @ 3V ~ 5.5V
Part Status
Last Time Buy
Operating Temperature
-40°C ~ 85°C
DigiKey Programmable
Not Verified
Mounting Type
Surface Mount
Type
Clock/Calendar
Package / Case
8-UFDFN Exposed Pad
Features
Alarm, Leap Year
Supplier Device Package
VSON008X2030
Time Format
HH:MM:SS (12/24 hr)
Base Product Number
Date Format
YY-MM-DD-dd
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Last Time Buy
4,000 estimated in stock on 11-Jan-2027
Last Time Buy Date: 3/31/2026
All prices are in USD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$1.05000$1.05
10$0.75500$7.55
25$0.68160$17.04
100$0.60120$60.12
250$0.56272$140.68
500$0.53958$269.79
1,000$0.52051$520.51
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