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IQS132 Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers |
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IQS132 Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers |
4 / 7 page IQ Switch ® ProxSense ™ Series Copyright © Azoteq (Pty) Ltd 2010. IQS132/33/43EV02 Evaluation Kit User Manual Page 4 of 6 All Rights Reserved. Revision 1.1 January 2012 GND C1 1uF VDDHI C3 1uF GND C2 100pF C4 100pF CX0 R0 470R CX1 R1 470R TO0/DATA TO1 POUT GND VDDHI R2 2K R3 2K DS0 DS1 R4 2K PROX0 TO0/DATA TO1 POUT TO0 TO1 PO0 R5 3K3 VDDHI VIN GND VDDHI GND GND 1 VDDHI 3 VREG 4 CX0 2 CX1 8 PO0 5 TO0/DATA 6 TO1 7 U1 IQS132 SOIC-8 Connect to sense buttons (See Appnote: AZD008 for button design guidelines) TO0 = Touch Output 0 TO1 = Touch Output 1 P0 = Proximity Output 0 IOs configured as software open drain (default) Pull-up resistor required to use 1-wire protocol. Optional: 100pF capacitors for additional RF immunity. GND C1 1uF VDDHI C3 1uF GND C2 100pF C4 100pF CX0 R0 470R CX1 R1 470R TO0/DATA TO1 POUT GND VDDHI R3 2K R4 2K DS0 RED DS1 RED R5 2K DS2 RED TO0/DATA TO1 TO2 TO0 TO1 TO2 R8 10K VDDHI VIN GND VDDHI GND CX2 R2 470R TO2 R6 2K PROX0 BLUE POUT PO0 GND 1 VDDHI 4 VREG 5 CX0 2 CX1 3 POUT 6 CX2 9 TO2 10 TO0/DATA 7 TO1 8 U1 IQS133 MSOP-10 Connect to sense buttons (See Appnote: AZD008 for button design guidelines) TO0 = Touch Output 0 TO1 = Touch Output 1 PO0 = Proximity Output IOs configured as software open drain (default) Pull-up resistor required to use 1-wire protocol. Optional: 100pF capacitors for additional RF immunity. GND C1 1uF VDDHI C4 100pf GND C2 100pF C3 1uF CX0 R0 470R CX1 R1 470R RDY/RF SDA SHLD GND VDDHI R8 100K R9 100K R10 10K SDA SCL SHLD SDA SCL SHLD VIN GND VDDHI GND CX2 R2 470R SCL R7 100K RDY/RF RDY GND 1 VDDHI 4 VREG 5 CX0 2 CX1 3 SHLD 10 CX2 9 RDY/RF 6 SDA 7 SCL 8 U1 IQS143 MSOP-10 Connect to sense buttons (See Appnote: AZD008 for button design guidelines) Optional: 100pF capacitors for additional RF immunity. 4 Reference Designs 4.1 IQS132 Reference Design Figure 4.1 IQS132 Reference design 4.2 IQS133 Reference Design Figure 4.2 IQS133 Reference design 4.3 IQS143 Reference Design Figure 4.3 IQS143 Reference design |
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