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SX8650 Datasheet(PDF) 7 Page - Semtech Corporation |
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SX8650 Datasheet(HTML) 7 Page - Semtech Corporation |
7 / 56 page ACS Revision V2.15/October 2009 ©2009 Semtech Corp. SX8650 www.semtech.com Page 6 ADVANCED COMMUNICATIONS & SENSING DATASHEET World’s Lowest Power & Smallest Footprint 4-wire Resistive Touchscreen Controller with 15kV ESD 1.5. Pin Description Pin Number # Name Type Description DFN WLCSP 1 A2 VDD Power Input power supply connect to a 0.1uF capacitor to GND 2 A3 X+ Analog X+ channel input 3 B3 Y+ Analog Y+ channel input 4 C3 X- Analog X- channel input 5 D3 Y- Analog Y- channel input 6 D2 GND Ground Ground 7 B1 NIRQ Digital Output / Open Drain Output Interrupt output, active low. Need external pull-up resistor 8 C1 SDA Digital Input / Open Drain Output I2C data input/output 9 D1 SCL Digital Input / Open Drain Output I2C clock, input/output 10 C2 NRST Digital Input / Output Reset Input, active low. Need external 50k pull-up resistor 11 B2 A0 Digital Input I2C slave address selection input 12 A1 AUX Digital Input/Analog Input Analog auxiliary input or conversion synchronization 13 GND Ground Die attach paddle, connect to Ground Table 1. Pin description |
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