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SX8655IWLTRT Datasheet(PDF) 9 Page - Semtech Corporation |
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SX8655IWLTRT Datasheet(HTML) 9 Page - Semtech Corporation |
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9 / 62 page  ADVANCED COMMUNICATIONS & SENSING Rev 1 – 25 th July 2011 9 www.semtech.com SX8654/SX8655/SX8656 Haptics Enabled 4/5-Wire Resistive Touchscreen Controller with Proximity Sensing 2 ELECTRICAL CHARACTERISTICS 2.1 Absolute Maximum Ratings Stress above the limits listed in the following table may cause permanent failure. Exposure to absolute ratings for extended time periods may affect device reliability. The limiting values are in accordance with the Absolute Maximum Rating System (IEC 134). All voltages are referenced to ground (GND). Symbol Description Conditions Min Max Unit VABS Voltage applied on any pin - 0.5 3.9 V X+/BR, Y+/TR, X-/TL, Y-/BL, VDD, MVDD +/-15 (1), +/-8(2) VESDHBM Electrostatic handling Human Body Model (HBM) Other pins +/-8 (2) kV X+/BR, Y+/TR, X-/TL, Y-/BL, VDD, MVDD +/-1 VESDCDM Electrostatic handling Charged Device Model (CDM) Other pins +/-1 kV X+/BR, Y+/TR, X-/TL, Y-/BL, VDD, MVDD +/-250 VESDMM Electrostatic handling Machine Model (MM) Other pins +/-250 V VESDCD Electrostatic handling Contact Discharge (CD) X+/BR, Y+/TR, X-/TL, Y-/BL, VDD, MVDD +/-15 kV TAMB Operating ambient temperature -40 +85 °C TJUN Operating junction temperature -40 +125 °C TSTOR Storage temperature -55 +150 °C ILAT Latch-up current (3) +/-100 mA (1) Tested to TLP (10A) (2) Tested to JEDEC standard JESD22-A114 (3) Tested to JEDEC standard JESD78 Table 2 - Absolute Maximum Ratings 2.2 Thermal Characteristics Symbol Description Conditions Min Max Unit θJAQ Thermal Resistance Junction – Ambient QFN package - - 30.5 °C/W θJAW Thermal Resistance Junction – Ambient WLCSP package - - 29 °C/W Table 3 – Thermal Characteristics 2.3 Electrical Specifications Table below applies to full supply voltage and temperature range, unless otherwise specified. Typical values are given for TA = +25°C, VDD=VDDM=3.3V. Symbol Description Conditions Min Typ. Max Unit Supply VDD Main supply voltage - 2.3 - 3.6 V OFF (MAN mode, no command, HAPT OFF) - 0.4 0.75 WAIT (PENDET/TRG mode, pen up, PROX OFF, HAPT OFF) - 1.7 - TOUCH1 (PENTRG mode, pen down, X+Y, RATE=4kcps, Nfilt=1, POWDLY=0.5us, touchscreen current excluded, HAPT OFF, VDD=2.3V) - 30 - IDD Main supply current TOUCH2 (PENTRG mode, pen down, X+Y, RATE=3kcps, Nfilt=7, POWDLY=0.5us, touchscreen current excluded, HAPT OFF) - 120 160 uA |
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