MB88153PNF-G-101-JNE1 Ver la hoja de datos (PDF) - Fujitsu

Número de pieza

componentes Descripción

Fabricante

MB88153PNF-G-101-JNE1

Spread Spectrum Clock Generator

Fujitsu 

■ BLOCK DIAGRAM

VDD

MB88153

XPD

FREQ0

FREQ1

ENS

CKIN

Power down

setting

Frequency setting

Frequency setting

Modulation enable

setting

Reference clock

PLL block

Clock output

CKOUT

VSS

Reference

clock

1

Frequency setting

−

M

Phase

compare

Charge

pump

V/I

conversion

IDAC

ICO

Modulation

1

clock output

−

N

Loop filter

1

Modulation rate

−

Modulation logic

setting

L

Modulation enable

setting

MB88153 PLL block

A glitchless IDAC (current output D/A converter) provides precise modulation, thereby dramatically reducing

EMI.

5

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