PCK2021 datasheet(4/15 Pages) PHILIPS

部件名	PCK2021

功能描述	CK00 100/133 MHz spread spectrum differential system clock generator

PDF	15 Pages

Scroll/Zoom	100%

制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

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4 / 15 page

Philips Semiconductors

Product data

PCK2021

CK00 (100/133 MHz) spread spectrum differential

system clock generator

2001 Oct 11

BLOCK DIAGRAM

14.318 MHz

OSC

XIN

XOUT

USB PLL

PWRDWN

SYS PLL

LOGIC

SPREAD

MULTSEL0

REF[0] (14.318 MHz)

48MHz[0..1] (3 V)

HOST[0..5] (100/133 MHz)

HOST_BAR[0..5] (100/133 MHz)

PCI[0..1] (33 MHz)

SW00961

MULTSEL1

PWRDWN

SEL133/100

IBIAS

IREF

SELA/B

SELC

PWRDWN

3V66[0] (66 MHz)

FUNCTION TABLE

SEL100/133

SELA

SELB

HOST

48MHz

PCI33MHz

66MHz

REFCLK

100 MHz

48 MHz

33.3 MHz

66.7 MHz

14.3 MHz

100 MHz

Disable/Low

33.3 MHz

66.7 MHz

14.3 MHz

100 MHz

Disable/Low

66.7 MHz

Disable/Low

Hi-Z

133 MHz

48 MHz

33.3 MHz

66.7 MHz

14.3 MHz

133 MHz

Disable/Low

33.3 MHz

66.7 MHz

14.3 MHz

200 MHz

48 MHz

33.3 MHz

66.7 MHz

14.3 MHz

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