DS1302Z+ vs DS1307Z

This in-depth comparison of the DS1302Z+ and DS1307Z provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

DS1302Z+

Analog Devices Inc./Maxim Integrated

Lifecycle
Active
Stock
4648 PCS
Series
Clock-Timing - Real Time Clocks
+BOM RFQ
Part B

DS1307Z

Analog Devices Inc./Maxim Integrated

Lifecycle
Active
Stock
3141 PCS
Series
Clock-Timing - Real Time Clocks
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification DS1302Z+ DS1307Z
Part Status Active Obsolete
Digi Key Programmable Not Verified Not Verified
Type Clock/Calendar Clock/Calendar
Features Leap Year, NVSRAM, Trickle-Charger Leap Year, NVSRAM, Square Wave Output
Memory Size 31B 56B
Time Format HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd YY-MM-DD-dd
Interface 3-Wire Serial I2C, 2-Wire Serial
Voltage - Supply 2V ~ 5.5V 4.5V ~ 5.5V
Voltage - Supply, Battery 2V ~ 5.5V 2V ~ 3.5V
Current - Timekeeping (Max) 0.3µA ~ 1µA @ 2V ~ 5V 200µA @ 5V
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C
Mounting Type Surface Mount Surface Mount
Base Product Number DS1302 DS1307
Packaging Tube -
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