Rev 1.0

4

1.2 Pin-Out

ASM3112C/4112C Pin-Out

PRC1

I

STI

Std./O.D.

Input port with programmable strong pull-low or weak pull-low or

fix-input-floating capability

PRC0/RESET

I

STI

Std./O.D.

Input port with programmable strong pull-low or weak pull-low or

fix-input-floating capability

Mask option selected as an external RESET pin with weak pull-low capability

PRA3-1

I/O

STI

Std./O.D.

I/O port with programmable strong pull-low or weak pull-low or

fix-input-floating capability

Output type with standard or Open-Drain output

PRA0/RESET

I/O

STI

Std./O.D.

I/O port with programmable strong pull-low or weak pull-low or

fix-input-floating capability

Output type with standard or Open-Drain output

Mask option selected as an external RESET pin with weak pull-low capability

OSC

I

-

RM mode Oscillator input

VDD1

I

-

First Power supply during operation

COUT

O

-

Current Output of Audio

GND1

I

-

First Circuit Ground Potential

GND2

I

-

Second Circuit Ground Potential

TEST

O

-

Enter Test Mode. ( TEST = High )

VDD2

I

-

Second Power supply during operation

PRB0-3

O

Std./O.D. Output type with standard or Open-Drain output

PRC2-3

I

STI

Std./O.D.

Input port with programmable strong pull-low or weak pull-low or

fix-input-floating capability

1.3 Application circuit

ASM3112C/4112C