MB88152A Ver la hoja de datos (PDF) - Cypress Semiconductor

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MB88152A

Spread Spectrum Clock Generator

Cypress Semiconductor 

MB88152A

19. Example Characteristics

The condition of the examples of the characteristics is shown as follows : Input frequency = 20 MHz (Output frequency = 20 MHz :

Use for MB88152A-111)

Power-supply voltage = 3.3 V, None load capacity, Modulation rate = ±1.5% (center spread) .

Spectrum analyzer HP4396B is connected with CKOUT. The result of the measurement with, RBW = 1 kHz (ATT use for −6 dB) .

CH B Spectrum

10 dB /REF 0 dBm

No modulation

−7.44 dBm

Avg

4

±1.5% modulation

−25.75 dBm

RBW# 1 kHZ VBW 1 kHZ

CENTER 20 MHZ

ATT 6 dB

SWP 2.505 s

SPAN 4 MHZ

Document Number: 002-08308 Rev. *B

Page 20 of 24

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