The ZMOD4450AI4V: Sourced through independent distribution channels; availability and current pricing confirmed at RFQ against your BOM quantity.
I²C digital interface and measurement tolerance
Output is I²C — a standard two-wire digital bus that integrates directly with most MCU I²C peripherals without an external ADC or analog conditioning stage. Rated accuracy of 15% means the reported gas concentration reading falls within ±15% of the true value under the specified conditions — adequate for threshold-based air quality alarms or trend monitoring where absolute precision is secondary to detection of a concentration change. Supply voltage is 1.7 V, placing it in the sub-1.8 V logic domain — the I²C bus pull-up resistors and the host MCU must be compatible with a 1.7 V rail or include a level translator.
Indoor-only temperature envelope
Operating temperature range is 0°C to 25°C — this is a narrow commercial band that restricts the sensor to climate-controlled indoor environments such as office HVAC, residential air purifiers, or laboratory air quality monitors. Outside this window the sensor's accuracy and reliability are not guaranteed; do not specify it for outdoor, automotive cabin, or industrial enclosure duty without active thermal management.
Air quality sensor class and deployment
Classified as an Air Quality sensor — the ZMOD4450AI4V detects target gas concentrations relevant to indoor air quality monitoring, such as volatile organic compounds (VOCs) or other pollutants, depending on the specific gas-sensing layer. The I²C output streamlines firmware integration: the host reads measurement data over the bus using the standard Renesas ZMOD4xxx command sequence, with no analog calibration routine required at board level.