ADA3013 · AdafruitActive
Adafruit product #3013 — built on DS3231.
| Part number | ADA3013 |
|---|---|
| Manufacturer | Adafruit |
| Category | Interface & Expansion › RTC & Timing |
| Pins | 8 |
Adafruit DS3231 Precision RTC Breakout pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | Vin | power | |
| 2 | GND | ground | |
| 3 | SCL | bidirectional | |
| 4 | SDA | bidirectional | |
| 5 | BAT | power | |
| 6 | 32KHZ | bidirectional | |
| 7 | SQW | bidirectional | |
| 8 | !RTC_RST | bidirectional |
Schematic symbol and footprint
Footprint: Adafruit DS3231 (header pads) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
Datasheet
Where to buy
Stock and prices from the suppliers, checked 2026-10-08; excluding tax and shipping.
Related parts
Adafruit DS3231 Precision RTC - STEMMA QTADA5188
Adafruit PCF8523 Real Time Clock Assembled Breakout BoardADA3295
Adafruit PCF8523 Real Time Clock Breakout BoardADA5189
Adafruit PCF8575 I2C 16 GPIO Expander BreakoutADA5611
Adafruit PiCowbell Adalogger for Pico - MicroSD, RTC & STEMMA QTADA5703
Adafruit PiRTC - PCF8523 Real Time Clock for Raspberry PiADA3386
Adafruit S-35710 Low-Power Wake Up Timer BreakoutADA5959
Adafruit Si5351A Clock Generator with STEMMA QT - 8KHz to 160MHzADA5640