Datasheet for the OmniVision OV7670 CMOS VGA image sensor, as an 856 KB PDF. It covers the SCCB control interface (similar to I2C), register settings, parallel pixel bus…

Datasheet for the TCRT5000 reflective optical sensor in its 8H variant as named, a 163 KB PDF.

Datasheet for the LM50, a single-supply analog temperature sensor whose output includes a fixed DC offset so it can report temperatures below zero without a negative…

Datasheet for the MQ-3 gas sensor, a tin dioxide semiconductor sensor sensitive to alcohol vapour, widely used in breathalyser kits and hobby modules.

Bosch Sensortec datasheet for the BMP180 digital barometric pressure sensor, document BST-BMP180-DS000-09, 656 KB PDF. The 09 suffix indicates the document revision.

Datasheet for the MQ2 gas sensor, a heated semiconductor sensor sensitive to combustible gases such as LPG, propane, hydrogen, smoke and similar vapours.

Datasheet for the LM45, an analog Celsius temperature sensor whose output voltage rises linearly with temperature, at about 10 mV per degree.

PDF application note of 82.3 KB dealing with the LM75, a digital temperature sensor with a two-wire I2C-compatible interface and an overtemperature output.

LM135 datasheet in PDF, the National Semiconductor precision temperature sensor that behaves like a Zener diode whose breakdown voltage changes by 10 mV per kelvin.

Datasheet for the CNY70, a Vishay reflective optical sensor that combines an infrared emitter and a phototransistor in one leaded package.

Manufacturer datasheet in PDF for the UGN3144 from Allegro MicroSystems, a Hall-effect switch sensor, 143 KB in size.

Datasheet for the LM335 precision temperature sensor, a 210 KB PDF. The device behaves like a two-terminal Zener whose breakdown voltage tracks absolute temperature at…

Datasheet for the LM60, a low-voltage analog temperature sensor, supplied as a 176 KB PDF.

Datasheet for the LM35 precision centigrade temperature sensor in a 241 KB PDF. The LM35 delivers an analog output scaled at 10 mV per degree Celsius and runs from a…

Documentation for the GY-271 electronic compass breakout board, a small three-axis magnetometer module, supplied as a 626 KB PDF.

Datasheet for the OP07, a classic precision operational amplifier with very low input offset voltage and drift, widely used in instrumentation, sensor amplifiers and…

Reference PDF for the TCRT5000 reflective optical sensor, 310 KB, without a variant suffix in the name.

Datasheet for the AM2301 digital temperature and humidity sensor, a 577 KB PDF. The AM2301, also sold as DHT21, uses a single-wire bus with a proprietary timing…

Datasheet for the PCF8591, an 8-bit data acquisition device from Philips/NXP combining four analog inputs, one analog output and an I2C serial interface on a single…

A 1.88 MB PDF datasheet for the Microchip PIC16C71x family, PIC16 microcontrollers with an 8-bit analog-to-digital converter, the x covering several members.

PDF datasheet for the CA3140, a BiMOS operational amplifier with MOSFET inputs and bipolar output stage, originally from RCA and later Intersil.

Microchip datasheet for the PIC12C67x series, small 8-pin EPROM/OTP microcontrollers with analog-to-digital conversion, in a 1.90 MB PDF.

Datasheet for the LM75, a digital temperature sensor and thermal watchdog that reports readings over a two-wire I2C or SMBus style interface.

Short datasheet, around 78.7 KB, for the HC-SR04 ultrasonic distance sensor module widely used in hobby and educational electronics.