I2C Device List
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| Part | Description | Manufacturer | Addresses | Datasheet | Adafruit | Sparkfun | Amazon |
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| MCP23008 | 8-Bit I/O Expander with Serial Interface I2C GPIO expander | Microchip | 8 |  |
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| MCP23017 | I2C GPIO expander | Microchip | 8 | |
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| MCP3422 | 18-Bit, Multi-Channel ΔΣ Analog-to-Digital Converter with I2CTM Interface and On-Board Reference | Microchip | 0x68 | |
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| MCP4532 | 7/8-Bit Single/Dual I2C Digital POT with Volatile Memory | Microchip | 8 | |
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| MCP4725A0 | 12-bit DAC | 0x61, 0x60 | |
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| MCP4725A1 | 12-Bit Digital-to-Analog Converter with EEPROM Memory | Microchip | 8 | |
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| MCP4725A2 | 12-Bit Digital-to-Analog Converter with EEPROM Memory | Microchip | 0x64, 0x65 | |
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| MCP4725A3 | 12-Bit Digital-to-Analog Converter with EEPROM Memory | Microchip | 0x66, 0x67 | |
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| MCP4728 | 12-Bit 4-Channel Digital-to-Analog Converter (DAC) with EEPROM | Microchip | 8 | |
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| MCP7940N | Battery-Backed I2C Real-Time Clock/Calendar with SRAM | Microchip | 0x6f |  |
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| MCP9808 | ±0.5°C Maximum Accuracy Digital Temperature Sensor | Microchip | 8 | |
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| MLX90614 | IR temperature sensor | Melexis | 0x5a | |
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| MLX90632 | FIR temperature sensor | Melexis | 0x3a | |
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| MLX90640 | Far infrared thermal sensor array (32x24 RES) | Melexis | 0x33 | |
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| MMA845x | 3-axis, 14-bit/8-bit digital accelerometer | NXP Semiconductors | 0x1d, 0x1c | |
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| MPL115A2 | Miniature I2C digital barometer, 50 to 115 kPa | NXP Semiconductors | 0x60 | |
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| MPL3115A2 | Barometric Pressure | NXP Semiconductors | 0x60 | |
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| MPR121 | 12-point capacitive touch sensor | NXP Semiconductors | 4 | |
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| MPU6050 | Six-Axis (Gyro + Accelerometer) MEMS MotionTracking™ Devices | InvenSense | 0x68, 0x69 | |
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| MPU-9250 | 3-Axis Gyroscope and Accelerometer | InvenSense (TDK) | 0x68 | |
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| MPU-9250 | 9-DoF IMU Gyroscope, Accelerometer and Magnetometer | InvenSense | 0x68, 0x69 | |
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| MS5607 | Barometric Pressure | TE Connectivity | 0x77, 0x76 | |
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| MS5611 | Barometric Pressure | TE Connectivity | 0x77, 0x76 | |
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| NE5751 | Audio processor for IV communication | NXP Semiconductors | 0x41, 0x40 | |
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| Nunchuck controller | Nintendo | 0x52 | |
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| PCA1070 | Multistandard programmable analog CMOS speech transmission IC | NXP Semiconductors | 0x22 | |
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| PCA6408A | Low-voltage, 8-bit I2C-bus and SMBus I/O expander | NXP | 0x20, 0x21 | |
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| PCA9536 | 4-bit 2.3- to 5.5-V I2C/SMBus I/O expander with config registers | TI | 0x41 | |
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| PCA9539 | 16-bit I/O expander with interrupt and reset | Texas Instruments | 4 | |
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| PCA9541 | 2-1 I2C bus arbiter | NXP | 8 | |