ISL54406

FN6578 Rev 1.00

Page 2 of 16

July 14, 2010

ISL54406

(

TOP VIEW

ISL54406

(

TOP VIEW

NOTE:

1. ISL54406 Switches Shown for SEL1 = Logic “1” and SEL2 = Logic “1”.

1

3

4

N.C.

LOUT

LIN

SEL2

SEL1

2

10

5

N.C.

ROUT

RIN

GND

VDD

9

7

6

8

LOGIC

CONTROL

CLICK

AND

POP

RSHUNT

LSHUNT

PD

9

10

6

7

8

4

3

5

2

1

VDD

SEL2

LOUT

ROUT

N.C.

LIN

N.C.

RIN

GND

SEL1

LOGIC

CONTROL

CLICK

AND

POP

Truth Table

ISL54406

SEL2

SEL1

CLICK

AND POP

MODE

00

OFF

OFF

Inactive

Shutdow

n

0

1

OFF

ON

Active

Click and

Pop

10

OFF

ON

Inactive

Mute

1

1

ON

OFF

Inactive

Audio

SEL1 and SEL2: Logic “0” when  0.5V, Logic “1” when 

1.4V

Pin Descriptions

ISL54406

TDFN

µTQFN

NAME

FUNCTION

110

Power Supply

2

1

SEL2

Logic Control 2

3

2

LOUT

Audio Left Output

4

3

ROUT

Audio Right Output

5

4

GND

IC Ground Connection

6

5

RIN

Audio Right Input

7

6

LIN

Audio Left Input

8, 9

7, 8

N.C.

No Connection

10

9

SEL1

Logic Control 1

PD

-

PD

Thermal Pad. Tie to

Ground or Float