9397 750 12522

© Koninklijke Philips Electronics N.V. 2005. All rights reserved.

Product data sheet

Rev. 01 — 13 October 2005

2 of 17

Philips Semiconductors

PCK9447

3.3 V/2.5 V 1 : 9 LVCMOS clock fan-out buffer

3.

Ordering information

4.

Functional diagram

Table 1:

Ordering information

Type number

Package

Name

Description

Version

PCK9447BD

LQFP32

plastic low profile quad flat package; 32 leads;

body 7

× 7 × 1.4 mm

SOT358-1

Fig 1.

Functional diagram of PCK9447

002aaa716

Q1

CCLK0

CCLK1

OE

0

1

PCK9447

Q0

Q2

25 k

Ω

Q3

Q4

Q5

Q6

Q7

Q8

CLK_STOP

CLK_SEL

25 k

Ω

SYNC

CLK

STOP

25 k

Ω

25 k

Ω

60 k

Ω