W530-02

更新时间： 2024-11-25 22:14:43

品牌	Logo	应用领域
赛普拉斯 - CYPRESS		/
页数	文件大小	规格书
8页	94K
描述
Frequency-multiplying, Peak-reducing EMI Solution

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W530-02 数据手册

W530-02

Frequency-multiplying, Peak-reducing

EMI Solution

Features

Table 1. Output Frequency Range Selection

OR OR

Output Range

• Cypress PREMIS™ SMARTSPREAD™ family offering

• Generates an electromagnetic-interference

(EMI)-optimized clocking signal at the output

• Selectable frequency range and multiplication factor

• Single 1.25%, 2.5%, 5%, or 10%, down or center spread

output

• Integrated loop filter components

• Operates with a 3.3V or 5V supply

• Low-power CMOS design

• Higher drive strength, higher frequency support than

W530

(Multiplication Factor Selection)

reserved

13 MHz ≤ F_OUT≤ 30 MHz

25 MHz ≤ F_OUT≤ 60 MHz

50 MHz ≤ F_OUT≤ 166 MHz

Table 2. Modulation Width Selection

MW2 MW1 MW0

Output

• Available in 20-pin SSOP

F_in≥ F_out≥ F_in–1.25%

Key Specifications

F_avg+ 0.625% ≥ F_out≥ F_avg–

0.625%

Supply Voltages:....................................... V_DD= 3.3V ± 0.3V

or V_DD= 5V ± 10%

_in≥ F_out≥ F_in– 2.5%

_avg+ 1.25% ≥ F_out≥ F_avg– 1.25%

_in≥ F_out≥ F_in– 5%

_avg+ 2.5% ≥ F_out≥ F_avg– 2.5%

_in≥ F_out≥ F_in– 10%

_avg+ 5% ≥ F_out≥ F_avg– 5%

Frequency Range:......................... 13 MHz ≤ F_out≤ 166 MHz

Cycle to Cycle Jitter: ........................................250 ps (max.)

Output Duty Cycle: ...............................40/60% (worst case)

Table 3. Input Frequency Range Selection

IR2

IR1

Input Range

reserved

13 MHz ≤ F_IN≤ 30 MHz

25 MHz ≤ F_IN≤ 60 MHz

50 MHz ≤ F_IN≤ 166 MHz

Cypress Semiconductor Corporation

Document #: 38-07190 Rev. *A

•

3901 North First Street

•

San Jose, CA 95134

•

408-943-2600

Revised January 7, 2003

12 3 4 5 6 7 8

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