2

PS8794C

11/12/08

PI6C6612

3.3V Precision Audio Clock Synthesizer

X2

REF

VDD

GND

SELIN*

VDD

S1*

Clock

X1REFIN

VDD

VDD

S0*

GND

GND

S3*

S2*

*Internal Pull-Up

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

Pin Assignment

Pin Description

Pin Name

Pin No

I/O Type

Pin Description

1

I

Crystal or Reference clock input. See "Recommended Crystal Specifications" for details.

2, 3, 11, 14

Power

Power supply

4

I

Output clock selection

GND

5, 6, 13

Ground

Ground

7

I

Output clock selection

8

I

Output clock selection

Clock

9

O

Clock output

10

I

Output clock selection

SELIN*

12

I

Input clock selection. Low: reference clock input; High: crystal clock input

REF

15

O

Reference clock input

16

I

Crystal clock input; leave open if SELIN=Low

* Internally Pulled High

08-0298