Attributes

Brand	-
Category	Electronic Components / Maker DIY / Development Boards & Control Boards
Origin	-
Resolution	12-bit
Interface	I2C
Supply Voltage	2.0V to 5.5V
Input Channels	4 Single-Ended or 2 Differential
Sampling Rate	128 to 3300 SPS
Programmable Gain	x2/3, x1, x2, x4, x8, x16
Operating Temperature	-40°C to +125°C
Dimensions	23mm x 15mm x 3mm
Weight	3g
Compatibility	Arduino, ESP32, Raspberry Pi, STM32

5 reviews

Anonymous

Apr 02, 2026

Rating: 4/5

Good accuracy

Precision is decent for the price. Wish it was 16-bit but 12-bit works for sensors.

Anonymous

Mar 14, 2026

Rating: 5/5

Plug and Play

Library examples worked out of the box. Very satisfied.

Anonymous

Jan 31, 2026

Rating: 5/5

Compact and Reliable

Small form factor fits nicely in my enclosure. Stable readings.

Anonymous

Jan 27, 2026

Rating: 4/5

Good for learning

Took me a bit to understand the gain settings but support helped.

Anonymous

Jan 20, 2026

Rating: 5/5

Great little ADC

Works perfectly with my ESP32 project. Easy to wire up.

5 FAQ

Q: What is the I2C address?

A: The default address is 0x48, but it can be changed via pins.

Q: What is the max input voltage?

A: Depends on gain, typically up to VDD + 0.3V.

Q: Does it work with 3.3V logic?

A: Yes, it supports 2.0V to 5.5V supply voltage.

Q: Is there an Arduino library?

A: Yes, the Adafruit ADS1X15 library is compatible.

Q: Can it measure negative voltage?

A: Only in differential mode within specified limits.

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