Philips Semiconductors

PCKEL14

2.5 V/3.3 V PECL/ECL 1:5 clock distribution chip

Product data

Rev. 01 — 14 October 2002

3 of 15

9397 750 09564

© Koninklijke Philips Electronics N.V. 2002. All rights reserved.

4.

Ordering information

5.

Logic diagram

6.

Function table

[1]

On next negative transition of CLK or SCLK.

Table 2:

Ordering information

Type number

Package

Name

Description

Version

PCKEL14D

SO20

plastic small outline package; 20 leads; body width 7.5 mm

SOT163-1

PCKEL14PW

TSSOP20

plastic thin shrink small outline package; 20 leads; body width 4.4 mm

SOT360-1

Fig 3.

Logic diagram.

CAUTION

supply to guarantee proper operation.

D

Q

1

2

3

4

5

6

7

8

9

10

Q0

Q0

Q1

Q1

Q2

Q2

Q3

Q3

Q4

Q4

1

0

19

16

15

14

12

EN

SCLK

CLK

CLK

SEL

002aaa218

13

VBB

MSC895

Table 3:

Function table

X = Don’t care.

CLK

SCLK

SEL

EN

Q

LX

LLL

H

X

LLH

XL

H

L

L

X

HHL

H

XXXH

L[1]