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The IS32SE5118A-ZNLA3-TR is an ultra-low power, 8-channel capacitive touch controller manufactured by Lumissil Microsystems. It operates within a supply voltage range of 2.35V to 5.5V and supports an industrial temperature range from -40°C to +125°C. The device features an on-chip I²C slave controller with a maximum clock frequency of 400kHz for host MCU communication. It includes auto-detection wakeup from sleep mode, individual key calibration, and a shield output to enhance moisture immunity. The component is housed in a TSSOP-16 package and is AEC-Q100 qualified.
Verify the specific ordering suffix ZNLA3 corresponds to the TSSOP-16 package configuration as documented in the manufacturer's official datasheet. Confirm that the required quantity aligns with the standard reel packaging specifications provided by the supplier. Ensure compliance with RoHS and Halogen-Free requirements before finalizing procurement orders.
Select this component when an 8-channel capacitive touch solution with industrial temperature ratings is required. The device necessitates an external host MCU for operation via the I²C interface. Consider the TSSOP-16 package constraints and ensure adequate decoupling capacitors are placed close to the VDD and VDDC pins to minimize electromagnetic interference during design implementation.
This part belongs to the IS32SE5118A family of programmable capacitive touch sensors. The ZNLA3 suffix specifically denotes the TSSOP-16 lead-free package variant. Other variants in the series include the QWLA3 suffix for the wettable flank QFN-16 package. All variants share identical electrical characteristics and functional capabilities.
The IS32SE5118A-QWLA3-TR serves as a direct package alternative offering the same functionality in a WQFN-16 footprint. Designers must verify pinout compatibility and thermal management requirements when substituting between TSSOP-16 and WQFN-16 packages.