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CY25818/19

Document #: 38-07362 Rev. *B

Page 7 of 7

Document History Page

Document Title: CY25818/19 Spread Spectrum Clock Generator
Document Number: 38-07362

REV.

ECN NO.

Issue 

Date

Orig. of 

Change

Description of Change

**

112462

03/21/02

OXC

New Data Sheet

*A

122701

12/28/02

RBI

Added power up requirements to maximum rating information.

*B

448097

See ECN

RGL

Add Lead-free devices

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Содержание CY25818

Страница 1: ...3 mW typ 32 MHz Low cycle to cycle jitter SSCLK 250 ps typ REFOUT 275 ps typ Available in 8 pin 150 mil SOIC package Applications Printers and MFPs LCD panels and notebook PCs Digital copiers PDAs Aut...

Страница 2: ...versions Refer to the CY25568 CY25811 CY25812 and CY25814 products for other functions such as clock multiplication of 1 2 or 4 to generate a wide range of Spread Spectrum output clocks from 4 to 128...

Страница 3: ...iven by the following formula fmod fIN DR where fmod is the Modulation Rate fIN is the Input Frequency and DR is the Divider Ratio as given in Table 3 Maximum Ratings 1 2 Supply Voltage Vdd 5 5V Input...

Страница 4: ...CLK and REFCLK 0 4V to 2 4V 2 0 3 0 4 0 ns tfall1 Clock Fall Time SSCLK and REFCLK 0 4V to 2 4V 2 0 3 0 4 0 ns CDCin Input Clock Duty Cycle XIN 20 50 80 CDCout Output Clock Duty Cycle SSCLK and REFCLK...

Страница 5: ...cs This results in additional EMI reduction in electronic systems Application Schematic Notes 3 XIN 16 0 MHz S0 1 SSCLK 16 0 MHz BW 2 14 4 Xin 32 0MHz S0 1 SSCLK 32 0 MHz BW 2 15 Figure 6 CY25818 Spre...

Страница 6: ...awing and Dimensions All product and company names mentioned in this document may be the trademarks of their respective holders Ordering Information Part Number Package Type Product Flow CY25818SC 8 p...

Страница 7: ...18 19 Spread Spectrum Clock Generator Document Number 38 07362 REV ECN NO Issue Date Orig of Change Description of Change 112462 03 21 02 OXC New Data Sheet A 122701 12 28 02 RBI Added power up requir...

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