AS3689 datasheet(67/72 Pages) AMSOSRAM

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

GPI

DIO3 General purpose input

DCDC_FB

DCDC feedback. Connect to resistor string.

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.

CURR41

Analog current sink input (intended for RGB fun LED)

A5 DCDC_GATE

DCDC gate driver.

VSS

Ground pad

RBIAS

AIO

External resistor; always connect a resistor of 220kΩ (±1%) to ground.

Caution: Do not load this pin.

C2_N

AIO

Charge Pump flying capacitor; connect a ceramic capacitor of 2.2µF (±20%) to this

pin.

RGB2

RGB Current sink input

RGB1

RGB Current sink input

CURR42

Analog current sink input (intended for RGB fun LED)

SENSE_N

AIO

Negative sense input of shunt resistor for Step Up DC/DC Converter.

VBAT1

Charge Pump supply pad.

Always connect this pin to VBAT.

C2_P

AIO

Charge Pump flying capacitor; connect a ceramic capacitor of 2.2µF (±20%) to this

pin.

SENSE_P

AIO

Positive sense input of shunt resistor for Step Up DC/DC Converter.

CURR43

Analog current sink input (intended for RGB fun LED)

VBAT2

Supply pad; always connect to VBAT.

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.

CP_OUT

AIO

Output voltage of the Charge Pump; connect a ceramic capacitor of 2.2µF (±20%) .

CURR31

Analog current sink input (intended for LED flash main LCD backlight).

CURR30

Analog current sink input (intended for LED flash main LCD backlight).

VDD_GPIO

Supply pad for GPIOs and serial interface.

DATA

DIO3 Serial interface data input/output.

CURR2

AI_HV Analog current sink input (intended for Keyboard backlight).

VSS_CP

VSS

Ground pad

C1_P

AIO

Charge Pump flying capacitor; connect a ceramic capacitor of 2.2µF (±20%) to this

pin.

CURR32

Analog current sink input (intended for LED flash main LCD backlight).

CURR6

AI_HV Analog current sink input (intended for Keyboard backlight).

CLK

DI3

Clock input for serial interface.

CURR1

AI_HV Analog current sink input (intended for Keyboard backlight).

AS3689 Datasheet(PDF) 67 Page - ams-OSRAM AG

AS3689 Datasheet(HTML) 67 Page - ams-OSRAM AG

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

Datasheet Download

Link URL