MDS 601-21 H

2

Revision 040204

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ICS601-21

Pin Assignment

Multiplier Select Table

0 = connect directly to ground

1 = connect directly to VDD

Pin Descriptions

1

2

3

GN D

4

VD D

5

6

GND

7

8

CLK

nC LK

S1

GN D

X2

VD D

S2

VD D

16

X1

VD D

GN D

S0

VD D

15

14

13

12

11

10

9

16 Pin (173 m il) TSSOP

S2

S1

S0

Multiplier

00

0

x1

00

1

x2

01

0

x3

01

1

x4

10

0

x5

10

1

x6

11

0

x8

11

1

x16

Pin

Number

Pin

Name

Pin

Type

Pin Description

1

X1

XI

Crystal or clock input. Connect to a 10-27 MHz fundamental parallel mode

crystal or clock input.

2 - 4

VDD

Power

Connect to +3.3 V.

5

GND

Power

Connect to ground.

6

VDD

Power

Connect to +3.3 V.

7 - 8

GND

Power

Connect to ground.

9

S2

Input

Select pin 2. Internal pull-up resistor.

10

S1

Input

Select pin 1. Internal pull-up resistor.

11

S0

Input

Select pin 0. Internal pull-up resistor.

12

VDD

Power

Connect to +3.3 V.

13

nCLK

Output

Inverted differential clock output.

14

CLK

Output

Differential clock output.

15

GND

Power

Connect to ground.

16

X2

XO

Crystal connection. Connect to 10-27MHz fundamental parallel mode crystal

or leave unconnected for clock input.