CY25483 Cypress Semiconductor, CY25483 Datasheet

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CY25483

Manufacturer Part Number
CY25483
Description
(CY254x3) Three PLL Programmable Clock Generator
Manufacturer
Cypress Semiconductor
Datasheet
www.DataSheet4U.net
Features
Cypress Semiconductor Corporation
Document #: 001-12564 Rev. *F
Three fully integrated phase-locked loops (PLLs)
Input frequency range
Reference clock input voltage range
Wide operating output frequency range
Programmable spread spectrum with center and down spread
option and lexmark and linear modulation profiles
V
Selectable output clock voltages independent of V
Frequency select feature with option to select four different
frequencies
Power-down, output enable, and SS ON/OFF controls
Low jitter, high accuracy outputs
Ability to synthesize nonstandard frequencies with Fractional-N
capability
DD
External crystal: 8 to 48 MHz
External reference: 8 to 166 MHz clock
1.8 V for CY25403/CY25423/CY25483
3 to 166 MHz
2.5 V, 3.0 V, and 3.3 V for CY25403/CY25423/CY25483
2.5 V, 3.0 V, and 3.3 V for CY25403/CY25423/CY25483
SSON
FS0
PD#/OE
XIN/
EXCLKIN
XOUT
FS1
Block Diagram
supply voltage options:
OSC
Control
Logic
MUX
and
Three PLL Programmable Clock Generator
198 Champion Court
DD
supply:
PLL 2
PLL1
PLL3
(SS)
(SS)
Benefits
Three clock outputs with programmable drive strength
Glitch-free outputs while frequency switching
8-pin SOIC package
Commercial and Industrial temperature ranges
Multiple high performance PLLs allow synthesis of unrelated
frequencies
Nonvolatile programming for personalization of PLL
frequencies, spread spectrum characteristics, drive strength,
crystal load capacitance, and output frequencies
Application specific programmable EMI reduction using Spread
Spectrum for clocks
Programmable PLLs for system frequency margin tests
Meets critical timing requirements in complex system designs
Suitability for PC, consumer, portable, and networking
applications
Capable of Zero PPM frequency synthesis error
Uninterrupted system operation during clock frequency switch
Application compatibility in standard and low power systems
San Jose
Crossbar
Switch
CY25403/CY25423/CY25483
with Spread Spectrum
,
CA 95134-1709
Dividers
Strength
Control
Output
Drive
and
Revised July 18, 2011
408-943-2600
(No SS)
CLK1
CLK3
(SS)
(SS)
CLK2

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CY25483 Summary of contents

Page 1

... DD ❐ 2.5 V, 3.0 V, and 3.3 V for CY25403/CY25423/CY25483 ■ Selectable output clock voltages independent of V ❐ 2.5 V, 3.0 V, and 3.3 V for CY25403/CY25423/CY25483 ■ Frequency select feature with option to select four different frequencies ■ Power-down, output enable, and SS ON/OFF controls ■ Low jitter, high accuracy outputs ■ ...

Page 2

... Generic Configuration and Custom Frequency ........... 4 Absolute Maximum Conditions ....................................... 5 DC Electrical Specifications ............................................ 6 AC Electrical Specifications ............................................ 7 Recommended Crystal Specification for SMD Package .............................................................. 7 Document #: 001-12564 Rev. *F CY25403/CY25423/CY25483 Recommended Crystal Specification for Thru-Hole Package ..................................................... 8 Test and Measurement Setup .......................................... 8 Voltage and Timing Definitions ....................................... 8 Ordering Information ........................................................ 9 Possible Configurations ............................................... 9 Ordering Code Definitions ...

Page 3

... Table 1. Device Selector Guide Device CY25403/CY25423/CY25483 Yes Figure 1. Pin Diagram - CY25403/CY25423/CY25483 8-Pin SOIC Table 2. Pin Definition - CY25403/CY25423/CY25483 (2 3.3 V Supply) Pin Number Name IO 1 XIN/EXCLKIN Input 2 V Power DD 3 CLK1 Output 4 CLK2/FS0 Output/Input 5 PD#/OE/FS1 Input 6 CLK3/SSON Output/Input 7 GND Power 8 XOUT Output Document #: 001-12564 Rev ...

Page 4

... Power Supply Options V DD These devices have programmable power supply options. The CY25403/CY25423/CY25483 is a high voltage part that can be programmed to operate at any voltage 2 3.3 V. Output Source Selection These devices have programmable input sources for each of its clock outputs. There are four available clock sources and these clock sources are: XIN/EXCLKIN, PLL1, PLL2, and PLL3 ...

Page 5

... Absolute Maximum Conditions Parameter Description V Supply voltage for CY25403/CY25423/CY25483 – Input voltage for CY25403/CY25423/CY25483 IN T Temperature, Storage S ESD ESD protection (human body model) HBM UL-94 Flammability rating MSL Moisture sensitivity level Recommended Operating Conditions Parameter V V operating voltage for CY25403/CY25423/CY25483 DD DD ...

Page 6

... Supply current for DD CY25403/CY25423/CY25483 [1] I Standby current DDS [1] C Input capacitance IN Notes 1. Guaranteed by design but not 100% tested. 2. Configuration dependent. Document #: 001-12564 Rev. *F CY25403/CY25423/CY25483 Conditions mA, drive strength = [00 mA, drive strength = [01 mA, drive strength = [10 mA, drive strength = [11 – ...

Page 7

... Configuration dependent. See Table Configuration Example for C-C Jitter Measured from 90% of the applied power supply level CLK2 Output C-C Jitter Typ C-C Jitter Typ Freq. (MHz) (ps) 134 166 99 166 Description CY25403/CY25423/CY25483 Min Typ Max 8 – – 166 3 – 166 – ...

Page 8

... Configuration dependent. Document #: 001-12564 Rev. *F Description Figure 2. Test and Measurement Setup 0.1 F DUT GND Figure 3. Duty Cycle Definition Figure 4. Rise Time = T , Fall Time = CY25403/CY25423/CY25483 Range 1 Range 2 Range 3 Unit 1000 1000 ...

Page 9

... SOIC -Tape and Reel 1.8 V 8-pin SOIC 8-pin SOIC -Tape and Reel 2 3.3 V Industrial, –40 °C to +85 °C Programming Kit Socket Adapter Board, for programming CY25402, CY25403, CY25422, CY25423, CY25482, and CY25483 Type V DD Supply Voltage: 2 3.3 V Supply Voltage: 2 3.3 V ...

Page 10

... Ordering Code Definitions SX C/I - xxx T CY254x3 Package Drawing and Dimensions Document #: 001-12564 Rev. *F CY25403/CY25423/CY25483 Package Type Tape and Reel) Customer specific identification code Temperature code (C=Commercial or I=Industrial) 8-Pin SOIC package Marketing Code: CY25403/23/83 = Device Number Figure 5. 8-Pin (150-Mil) SOIC S8 51-85066 *E Page ...

Page 11

... JEDEC joint electron devices engineering council LVCMOS low voltage complementary metal oxide semiconductor OE output enable OSC oscillator PD power-down PLL phase-locked loop PPM parts per million SS spread spectrum SSC spread spectrum clock SSON spread spectrum on Document #: 001-12564 Rev. *F Description CY25403/CY25423/CY25483 Page ...

Page 12

... Document Conventions Units of Measure Symbol Unit of Measure  C degree Celsius mA milliamperes MHz megahertz ms milliseconds ns nanoseconds pF picofarad ps picoseconds V volts µA microamperes Document #: 001-12564 Rev. *F CY25403/CY25423/CY25483 Page ...

Page 13

... Document History Page Document Title: CY25403/CY25423/CY25483 Three PLL Programmable Clock Generator with Spread Spectrum Document Number: 001-12564 REV. ECN NO. Issue Date ** 690296 See ECN *A 815788 See ECN *B 1428744 See ECN *C 2748211 08/10/09 *D 2899300 03/25/10 *E 2898568 06/02/10 *F 3319132 07/18/11 Document #: 001-12564 Rev. *F Orig. of Change RGL New Data Sheet ...

Page 14

... Cypress against all charges. Use may be limited by and subject to the applicable Cypress software license agreement. Document #: 001-12564 Rev. *F cypress.com/go/plc cypress.com/go/psoc cypress.com/go/touch cypress.com/go/USB Revised July 18, 2011 CY25403/CY25423/CY25483 PSoC Solutions psoc.cypress.com/solutions PSoC 1 | PSoC 3 | PSoC 5 ...

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