HD151TS302RP

Rev.6.00 Apr 07, 2006 page 2 of 9

Block Diagram

Synthesizer

Mode Control

1/n

OSC

SSC Modulator

VDD

CLKOUT

SSCCLKOUT

GND

SEL0

XIN

XOUT

SEL1

1/m

R = 100 k

Ω

R = 1 M

Ω

R = 100 k

Ω

Pin Arrangement

(Top view)

8

SEL1

1

7

CLKOUT

6

SEL0

5

XOUT

SSCCLKOUT

2

VDD

3

GND

4

XIN

SSC Function Table

SEL1 :0

Spread Percentage

0 0

–1.0%

0 1

–3.0%

1 0

SSC OFF

1 1

–0.5%

Note:

–3.0% SSC is selected for default by internal pull-up & down resistors.