Real Time Clock (RTC) IC Clock/Calendar 31B 3-Wire Serial 8-SOIC (0.154", 3.90mm Width)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

DS1302ZN+T&R

DigiKey Part Number
DS1302ZN+T&RTR-ND - Tape & Reel (TR)
DS1302ZN+T&RCT-ND - Cut Tape (CT)
DS1302ZN+T&RDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
DS1302ZN+T&R
Description
IC RTC CLK/CALENDAR SER 8SOIC
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Real Time Clock (RTC) IC Clock/Calendar 31B 3-Wire Serial 8-SOIC (0.154", 3.90mm Width)
Datasheet
 Datasheet
EDA/CAD Models
DS1302ZN+T&R Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Interface
3-Wire Serial
Manufacturer
Analog Devices Inc./Maxim Integrated
Voltage - Supply
2V ~ 5.5V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Voltage - Supply, Battery
2V ~ 5.5V
Part Status
Active
Current - Timekeeping (Max)
0.3µA ~ 1µA @ 2V ~ 5V
DigiKey Programmable
Not Verified
Operating Temperature
-40°C ~ 85°C
Type
Clock/Calendar
Mounting Type
Surface Mount
Features
Leap Year, NVSRAM, Trickle-Charger
Package / Case
8-SOIC (0.154", 3.90mm Width)
Memory Size
31B
Supplier Device Package
8-SOIC
Time Format
HH:MM:SS (12/24 hr)
Base Product Number
Date Format
YY-MM-DD-dd
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
2,500 estimated in stock on 09-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$5.14000$5.14
10$3.91800$39.18
25$3.61320$90.33
100$3.27810$327.81
250$3.11824$779.56
500$3.02194$1,510.97
1,000$2.94266$2,942.66
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$2.85896$7,147.40
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.