ICS664-05

DIGITAL VIDEO CLOCK SOURCE

CLOCK SYNTHESIZER

IDT™ / ICS™ DIGITAL VIDEO CLOCK SOURCE

2

ICS664-05

REV D 100907

Pin Assignment

16-pin TSSOP

Output Clock Selection Table

Pin Descriptions

12

1

11

2

10

X1/REFIN

X2

3

9

VDD

4

VDD

N/C

5

S0

6

VDD

7

GND

8

GND

GND

SELIN

VDDO

S3

S1

S2

CLK

16

15

14

13

S3

S2

S1

S0

Input

Frequency

(MHz)

Output

Frequency

(MHz)

0000

Outputs disabled

0001

27

27

0010

27

74.25

0011

27

74.175824

0100

27

67.5

0101

67.5

27

0110

27

148.5000

0111

27

148.351648

1000

74.25

54

1001

74.175824

54

1010

74.25

27

1011

74.175824

27

1100

54

74.25

1101

54

74.175824

1110

54

148.5

1111

54

148.351648

Pin

Number

Pin

Name

Pin

Type

Pin Description

1

X1/REFIN

Input

Connect this pin to a crystal or clock input

2

VDD

Power

Connect to +3.3 V.

3

VDD

Power

Connect to +3.3 V.

4

S0

Input

Output frequency selection. Determines output frequency per table above. Internal pull-up.

5

GND

Power

Connect to ground.

6

GND

Power

Connect to ground.

7

S3

Input

Output frequency selection. Determines output frequency per table above. Internal pull-up.

8

S2

Input

Output frequency selection. Determines output frequency per table above. Internal pull-up.

9

CLK

Output

Clock output.

10

S1

Input

Output frequency selection. Determines output frequency per table above. Internal pull-up.

11

VDDO

Power

Connect to +2.5 V to +3.3 V.

12

SEL

Input

Low for clock input, high for crystal. Internal pull-up.

13

GND

Power

Connect to ground.

14

VDD

Power

Connect to +3.3 V.

15

NC

—

No connect. Do not connect to anything.

16

X2

Input

Connect this pin to a crystal. Leave open if using a clock input.