Product Summary

The DS3231SN is a low-cost, extremely accurate I2C realtime clock (RTC) with an integrated temperaturecompensated crystal oscillator (TCXO) and crystal. The device incorporates a battery input, and maintains accurate timekeeping when main power to the device is interrupted. The DS3231SN is suitable for Serversm Utility Power Meters, Telematics and GPS.

Parametrics

DS3231SN absolute maximum ratings: (1)Voltage Range on VCC, VBAT, 32kHz, SCL, SDA, RST,; (2)INT/SQW Relative to Ground: -0.3V to +6.0V; (3)Operating Temperature Range; (4)(noncondensing): -40℃ to +85℃; (5)Junction Temperature: +125℃; (6)Storage Temperature Range: -40℃ to +85℃; (7)Lead Temperature; (8)(Soldering, 10s): +260℃/10s.

Features

DS3231SN features: (1)Accuracy ±2ppm from 0℃ to +40℃; (2)Accuracy ±3.5ppm from -40℃ to +85℃; (3)Battery Backup Input for Continuous Timekeeping; (4)Operating Temperature Ranges: Commercial: 0℃ to +70℃; Industrial: -40℃ to +85℃; (5)Low-Power Consumption; (6)Two Time-of-Day Alarms; (7)Programmable Square-Wave Output; (8)Fast (400kHz) I2C Interface; (9)3.3V Operation; (10)Digital Temp Sensor Output: ±3℃ Accuracy; (11)Register for Aging Trim; (12)RST Input/Output; (13)UL Recognized.

Diagrams

DS3231SN block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
DS3231SN
DS3231SN
Maxim Integrated Products
Real Time Clock Integrated RTC/TCXO/Crystal
Data Sheet
0-2500: $2.55
DS3231SN#
DS3231SN#
Maxim Integrated Products
Real Time Clock Integrated RTC/TCXO/Crystal
Data Sheet
0-1: $6.04
1-25: $4.06
25-50: $2.94
50-100: $2.90
DS3231SN#T&R
DS3231SN#T&R
Maxim Integrated Products
Real Time Clock Integrated RTC/TCXO/Crystal
Data Sheet
0-609: $3.07
609-1000: $2.28
DS3231SN/T&R
DS3231SN/T&R
Maxim Integrated Products
Real Time Clock Integrated RTC/TCXO/Crystal
Data Sheet
0-1665: $2.35