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231AEE Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers |
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4 / 36 page ProxSense ® Series Copyright © Azoteq 2016 IQS231A Datasheet v1.3 Page 4 of 36 All Rights Reserved Check for latest datasheet December 2016 1 Summary: Packaging and Pin-Out Figure 1.1 IQS231A TSOT23-6 pin-out Figure 1.2 IQS231A DFN10 pin-out Table 1.1 TSOT23-6 Pin-out description IQS231A TSOT23-6 Pin Name Type Function 1 PRIMARY I/O Digital Input/Output Multifunction IO1 / SCL (I 2C Clock signal) 2 VSS Signal GND 3 SECONDARY I/O Digital Input/Output Multifunction IO2 / SDA (I 2C Data output) 4 VREG Regulator output Requires external capacitor 5 VDDHI Supply Input Supply:1.75V – 3.6V 6 Cx Sense electrode Connect to conductive area intended for sensor Table 1.2 DFN10 Pin-out description IQS231A DFN10 Pin Name Type Function 1 NC 2 VSS Signal GND 3 Cx Sense electrode Connect to conductive area intended for sensor 4 VDDHI Supply Input Supply:1.75V – 3.6V 5 VREG Regulator output Requires external capacitor 6 NC 7 NC 8 SECONDARY I/O Digital Input/Output Multifunction IO2 / SDA (I 2C Data output) 9 PRIMARY I/O Digital Input/Output Multifunction IO1 / SCL (I 2C Clock signal) 10 NC Table 1.3 Multifunction pin descriptions Multifunction pin name Multifunction pin option IO1 Proximity output / Proximity output with heartbeat IO2 Sensitivity input / Synchronization input / Movement output / Touch output IQS 231A IO1 / SCL VSS IO2 / SDA Cx VDDHI VREG 1 2 3 6 5 4 NC VSS Cx VDDHI VREG NC IO1 / SCL IO2 / SDA NC NC 1 2 3 4 5 10 9 8 7 6 Pin 1 Marking IQS 231A Landing pad = VSS |
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