SM802111 Ver la hoja de datos (PDF) - Micrel

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componentes Descripción

Fabricante

SM802111

ClockWorks™ GbE Dual 125MHz Ultra-Low Jitter, LVPECL Frequency Synthesizer

Micrel 

Micrel, Inc.

Ordering Information

Part Number

Marking

SM802111UMG

802111

SM802111UMGR

802111

Note:

1. Devices are Green, RoHS, and PFOS compliant.

Pin Configuration

Shipping

Tube

Tape & Reel

Junction Temperature Range

–40° to +85°C

–40° to +85°C

SM802111

Package

24-Pin QFN

24-Pin QFN

Pin Description

Pin Number

16, 17

20, 21

1, 18

2, 22

3, 4, 23, 24

Pin Name

/Q0, Q0

/Q1, Q1

VDDO

VSSO

NC

Pin Type

O, (DIF)

PWR

PWR

5

PLL_BYPASS

I, (SE)

7, 10, 11, 12,

15, 19

8

9

6, 13, 14

TEST

VDD

REF_IN

VSS

PWR

I, (SE)

PWR

24-Pin QFN

(Top View)

Pin Level

LVPECL

LVCMOS

LVCMOS

Pin Function

Differential Clock Output.

Power Supply for Clock Output.

Power Supply Grounds for Clock Output.

No Connect,. Do not connect anything to these pins.

PLL Bypass, Selects Output Source

0 = Normal PLL Operation

1 = Output from Input Reference Clock

45KΩ pull-down

Factory Test Pins. Do not connect anything to these pins.

Core Power Supply.

Reference Clock Input.

Core Power Supply Ground.

April 2011

2

M9999-041111-A

hbwhelp@micrel.com or (408) 955-1690

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