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AS3689 Datasheet(PDF) 67 Page - ams-OSRAM AG |
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AS3689 Datasheet(HTML) 67 Page - ams-OSRAM AG |
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67 / 72 page  AS3689 austriami crosyst ems Datasheet, Confidential www.austriamicrosystems.com (mlg, ptr) Revision 1.0.2 / 20070115 65 - 70 10 Pinout and Packaging 10.1 Pin Description Table 29 – Pinlist CSP36-3x3mm; Ball assignment in preliminary Bmp Name Type Description A1 GPI DIO3 General purpose input A2 DCDC_FB AI DCDC feedback. Connect to resistor string. A3 V2_5 AO3 Output voltage of the Low-Power LDO; always connect a ceramic capacitor of 1µF (±20%) or 2.2µF (+100%/-50%). Caution: Do not load this pin during device startup. A4 CURR41 AI Analog current sink input (intended for RGB fun LED) A5 DCDC_GATE AO DCDC gate driver. A6 VSS VSS Ground pad B1 RBIAS AIO External resistor; always connect a resistor of 220kΩ (±1%) to ground. Caution: Do not load this pin. B2 C2_N AIO Charge Pump flying capacitor; connect a ceramic capacitor of 2.2µF (±20%) to this pin. B3 RGB2 AI RGB Current sink input B4 RGB1 AI RGB Current sink input B5 CURR42 AI Analog current sink input (intended for RGB fun LED) B6 SENSE_N AIO Negative sense input of shunt resistor for Step Up DC/DC Converter. C1 VBAT1 S Charge Pump supply pad. Always connect this pin to VBAT. C2 C2_P AIO Charge Pump flying capacitor; connect a ceramic capacitor of 2.2µF (±20%) to this pin. C3 SENSE_P AIO Positive sense input of shunt resistor for Step Up DC/DC Converter. C4 CURR43 AI Analog current sink input (intended for RGB fun LED) C5 VBAT2 S Supply pad; always connect to VBAT. C6 RGB3 (VANA) AI (AO) RGB Current sink input Alternative function: Output voltage of the Analog LDO VANA. Connect a ceramic capacitor of 1µF (±20%) or 2.2µF (+100%/-50%) if this ldo is used. D1 CP_OUT AIO Output voltage of the Charge Pump; connect a ceramic capacitor of 2.2µF (±20%) . D2 CURR31 AI Analog current sink input (intended for LED flash main LCD backlight). D3 CURR30 AI Analog current sink input (intended for LED flash main LCD backlight). D4 VDD_GPIO S Supply pad for GPIOs and serial interface. D5 DATA DIO3 Serial interface data input/output. D6 CURR2 AI_HV Analog current sink input (intended for Keyboard backlight). E1 VSS_CP VSS Ground pad E2 C1_P AIO Charge Pump flying capacitor; connect a ceramic capacitor of 2.2µF (±20%) to this pin. E3 CURR32 AI Analog current sink input (intended for LED flash main LCD backlight). E4 CURR6 AI_HV Analog current sink input (intended for Keyboard backlight). E5 CLK DI3 Clock input for serial interface. E6 CURR1 AI_HV Analog current sink input (intended for Keyboard backlight). |
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