AS3517H-ECTP datasheet(8/94 Pages) AMSCO

8 / 94 page

AS3517 V17

Data Sheet, Confidential

www.austriamicrosystems.com

Ball PinName

Type

Function

MIC1N

Analog Input

Microphone Input 1N

MIC1P

Analog Input

Microphone Input 1P

MIC1S

Analog I/O

Microphone Supply 1 (2.95V) / Remote Input 1

MIC2N

Analog Input

Microphone Input 2N

MIC2P

Analog Input

Microphone Input 2P

MIC2S

Analog I/O

Microphone Supply 2 (2.95V) / Remote Input 2

PVDD1

Analog Output

LDO3 Regulator Output

PVDD2

Analog Output

LDO4 Regulator Output

PWGD

Digital I/O multiplexed

Power Good, SPDIF, PLL clock, PWM digital output.

Configurable as open drain or push pull.

Master CLK digital input (e.g. from CPU)

PWRUP

Digital input with pull down

Power Up input

Q24M

Digital output multiplexed

12-24MHz Clock output, PLL clock. Configurable as open drain

or push pull.

Q32K

Digital output multiplexed

32kHz Clock output, SPDIF, PLL clock, PWM. Configurable as

open drain or push pull.

RVDD

Analog Output

RTC Supply Regulator Output prog. to 1.0-2.5V

SCLK

Digital I/O with pull down

I2S Shift Clock

SDI

Digital input with pull down

I2S Data Input to DAC

SDO

Digital output

I2S Data output from ADC

SW15

Analog Output

DCDC15V switch terminal

USBH_CSN

Analog Input

USB-Host Step Up neg. Current sense terminal to 100mΩ

resistor

USBH_CSP

Analog Input

USB-Host Step Up pos. Current sense term. to 100mΩ resistor

(BVDD)

USBH_PG

Digital output

Output to control USB-Host DCDC high Side P-Switch

VPRG1

Analog Input

5 State Prog Input to define power up sequence

VPRG2

Analog Input

5 State Prog Input to define default regulator voltages

VREF

Analog I/O

Analog Reference ( filtered AVDD) decoupling cap terminal

VBUS

Analog I/O

USB supply terminal for supervision and charge pump or StepUp

feedback

VSSH

Supply

Headphone Amplifier Neg. Supply terminal

XIN24

Analog I/O

24MHz Oscillator Crystal terminal

XIN32

Analog I/O

32kHz RTC Oscillator Crystal terminal

XIRQ

Digital output

Interrupt Request Output. Configurable as open drain or push

pull, active high or active low

XOUT24

Analog I/O

24MHz Oscillator Crystal terminal

XOUT32

Analog I/O

32kHz RTC Oscillator Crystal terminal

XRES

Digital output open drain

Reset Output

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