Analog Devices DS3231S# Real Time Clocks
IC RTC CLK/CALENDAR I2C 16-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
DS3231S#
Detailed Description
IC RTC CLK/CALENDAR I2C 16-SOIC
Package
16-SOIC (0.295", 7.50mm Width)
Key Features
Package / Case: 16-SOIC (0.295", 7.50mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
DS3231S# Datasheet
Quick Jump:
Technical Specifications
Analog Devices DS3231S# Real Time Clocks technical specifications.
General
Interface
I²C, 2-Wire Serial
Package / Case
16-SOIC
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C
Supply Voltage
2.3V ~ 5.5V
Features
Alarm, Leap Year, Square Wave Output, TCXO/Crystal
Type
Clock/Calendar
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Voltage Supply Battery
2.3V ~ 5.5V
Alternate Parts Comparison (DS3231S# vs DS1337C vs DS1340C-33# vs DS1338C-3#)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 2.3V ~ 5.5V | 1.8V ~ 5.5V | 2.97V ~ 5.5V | 2.7V ~ 5.5V |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Current Timekeeping Max | 110µA ~ 170µA @ 3.63V ~ 5.5V | 0.6µA @ 1.3V ~ 1.8V | 150µA @ 5.5V | 200µA @ 3.3V |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd |
| Features | Alarm, Leap Year, Square Wave Output, TCXO/Crystal | Alarm, Leap Year, Square Wave | Leap Year, Trickle-Charger | Leap Year, NVSRAM, Square Wave |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (24 hr) | HH:MM:SS (12/24 hr) |
| Type | Clock/Calendar | Clock/Calendar | Clock/Calendar | Clock/Calendar |
| Voltage Supply Battery | 2.3V ~ 5.5V | -- | 1.3V ~ 5.5V | 1.3V ~ 3.7V |
| Action |
More Parts in Real Time Clocks
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.