DS3231SN# vs DS3231M+ Comparison
Detailed side-by-side comparison of DS3231SN# by Maxim Integrated and DS3231M+ by Maxim Integrated. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | DS3231SN# | DS3231M+ |
|---|---|---|
| Brand | Maxim Integrated | Maxim Integrated |
| Category | Clock & Timing | Clock & Timing |
| Lifecycle Status | Active | Active |
| Product Type | I2C real-time clock and calendar with integrated TCXO and crystal | I2C real-time clock and calendar IC |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| Nominal Crystal Frequency | 0.0320 MHz (32.768 kHz) | — |
| Bus Interface | I2C, 2-wire serial | — |
| Operating Temperature Range | -40 °C to +85 °C | [DATA_NEEDED: operating temperature range] |
| Package | 16-SOIC, 0.295 in body width, 7.50 mm | 16-pin SOIC, 7.50 mm width |
| Mounting Type | Surface-mount | Surface mount |
| Timekeeping Function | Real-time clock and calendar | — |
| Oscillator | Integrated temperature-compensated crystal oscillator (TCXO) | — |
| Crystal | Integrated crystal | — |
| Communication Method | Two-wire serial interface | — |
| Device Classification | Clock/timing IC | — |
| Operating Supply | 2.3 V minimum; 5.5 V maximum | — |
| Temperature Coefficient Compensation | Temperature-compensated | — |
| Calendar Function | Supported | — |
| Battery-Backed Timekeeping | [DATA_NEEDED: battery-backed timekeeping specification] | — |
| I2C Pull-Up Requirement | [DATA_NEEDED: I2C pull-up resistor value] | — |
| Accuracy | [DATA_NEEDED: RTC accuracy specification] | — |
| Absolute Maximum Rating | [DATA_NEEDED: absolute maximum ratings] | — |
| RoHS Status | unknown | — |
| REACH Status | unknown | — |
| Initial Accuracy | — | ±5 ppm |
| Operating Supply Voltage | — | 2.3 V to 5.5 V |
| I2C Bus Speed | — | 400 kHz |
| Timekeeping Format | — | Hours, minutes, seconds, day, date, month, and year in BCD |
| Oscillator Technology | — | Integrated MEMS resonator |
| Temperature Compensation | — | Integrated digital temperature compensation |
| Backup Battery Support | — | Yes |
| Alarm Functions | — | 2 programmable alarms |
| Square-Wave Output | — | Programmable |
| Interface | — | I2C, 2-wire serial |
| Battery Input Current | — | [DATA_NEEDED: backup battery current] |
| I2C Address | — | [DATA_NEEDED: I2C address] |
| RoHS Compliance | — | [DATA_NEEDED: RoHS compliance] |
| REACH Compliance | — | [DATA_NEEDED: REACH compliance] |