CY25814SXIT Cypress Semiconductor Corp, CY25814SXIT Datasheet

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CY25814SXIT

Manufacturer Part Number
CY25814SXIT
Description
IC,Miscellaneous Clock Generator,SOP,8PIN,PLASTIC
Manufacturer
Cypress Semiconductor Corp
Type
Clock/Frequency Synthesizer, Frequency Modulator, Spread Spectrum Clock Generatorr
Datasheet

Specifications of CY25814SXIT

Pll
Yes
Input
Clock, Crystal, Resonator
Output
Clock
Number Of Circuits
1
Ratio - Input:output
1:1
Differential - Input:output
No/No
Frequency - Max
128MHz
Divider/multiplier
Yes/Yes
Voltage - Supply
3.135 V ~ 3.465 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Frequency-max
128MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CY25814SXIT
Manufacturer:
CYP
Quantity:
3 363
Features
Cypress Semiconductor Corporation
Document Number: 38-07112 Rev. *I
4 to 32 MHz Input Frequency Range
4 to 128 MHz Output Frequency Range
Accepts Clock, Crystal, and Resonator Inputs
1x, 2x, and 4x frequency multiplication:
Center and Down Spread Modulation
Low Power Dissipation:
Low Cycle to Cycle Jitter:
Available in 8-pin SOIC and TSSOP Packages
Commercial and Industrial Temperature Ranges
Logic Block Diagram
CY25811: 1x; CY25812: 2x; CY25814: 4x
3.3V = 52 mW - typ at 6 MHz
3.3V = 60 mW - typ at 12 MHz
3.3V = 72 mW - typ at 24 MHz
8 MHz = 480 ps-max
16 MHz = 400 ps-max
32 MHz = 450 ps-max
XOUT
VDD
VSS
XIN
1
8pF
8
7
2
8pF
300K
198 Champion Court
FRSEL
6
Spread Spectrum Clock Generator
MODULATION
REFERENCE
CONTROL
DECODER
DIVIDER
S1
INPUT
LOGIC
3
Applications
Benefits
S0
4
Printers and MFPs
LCD panels
Digital copiers
PDAs
CD-ROM, VCD, and DVD
Networking, LAN, and WAN
Scanners
Modems
Embedded digital systems
Peak EMI reduction by 8 to 16 dB
Fast time to market
Cost reduction
COUNTE
San Jose
PD and
VCO
CP
R
COUNTER
MUX
and
,
VCO
LF
CA 95134-1709
SSCLK
5
CY25811/12/14
Revised March 04, 2010
408-943-2600
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CY25814SXIT Summary of contents

Page 1

... Commercial and Industrial Temperature Ranges ■ Logic Block Diagram XIN 1 8pF 8 XOUT 8pF VDD 7 VSS 2 Cypress Semiconductor Corporation Document Number: 38-07112 Rev. *I Spread Spectrum Clock Generator Applications Printers and MFPs ■ LCD panels ■ Digital copiers ■ PDAs ■ CD-ROM, VCD, and DVD ■ ...

Page 2

Contents Features............................................................................. 1 Applications ...................................................................... 1 Benefits ............................................................................. 1 Logic Block Diagram........................................................ 1 Contents ............................................................................ 2 Pinouts .............................................................................. 3 Functional Description..................................................... 3 Input Frequency Range and Selection ........................... 3 Spread Percentage Selection .......................................... 4 3-Level Digital Inputs ....................................................... 4 Modulation ...

Page 3

Pinouts Figure 1. Pin Configuration – 8 Pin SOIC/TSSOP Table 1. Pin Definition Pin No. Name Type 1 Xin/CLK Crystal, Ceramic Resonator or Clock Input Pin 2 VSS Power Supply Ground Digital Spread% Control Pin. 3-Level input (H-M-L). ...

Page 4

Spread Percentage Selection The CY25811/12/14 SSCG products provide Center Spread, Down Spread, and No Spread functions. The amount of Spread percentage is selected using 3-Level. S0 and S1 digital inputs and Spread percent values are given in Table 3. Spread ...

Page 5

Input and Output Frequency Selection The relationship between input frequency and output frequency in device selection and FRSEL setting is given in the input frequency range is selected by FRSEL and is the same for CY25811, CY25812, and CY25814. The ...

Page 6

Absolute Maximum Conditions (Both Commercial and Industrial Grades) Parameter Description V Supply Voltage DD V Input Voltage IN T Temperature, Storage S T Temperature, Operating Ambient A1 T Temperature, Operating Ambient A2 T Temperature, Junction J ESD ESD Protection (Human ...

Page 7

AC Electrical Specifications (Commercial Grade) Parameter Description F Input Frequency Range IN T Clock Rise Time R1 T Clock Fall Time F1 T Clock Rise Time R2 T Clock Fall Time F2 T Input Clock Duty Cycle DCIN T Output ...

Page 8

AC Electrical Specifications (Industrial Grade) (continued) Parameter Description T Output Clock Duty Cycle DCOUT T Cycle to Cycle Jitter, Spread on CCJ1 T Cycle to Cycle Jitter, Spread on CCJ2 T Cycle to Cycle Jitter, Spread on CCJ3 T PLL ...

Page 9

SSCG Profiles CY25811/12/14 SSCG products use a non-linear “optimized” frequency profile as shown in “optimized” frequency profile maintains flat energy distribution over the fundamental and higher order harmonics. This results in additional EMI reduction in electronic systems. Figure 4. Spread ...

Page 10

Application Schematic MHz N/C Document Number: 38-07112 Rev 0 VDD 1 XIN 5 SSCLK Y1 8 XOUT CY25811 CY25812 CY25814 FRSEL 4 S0 VSS 2 CY25811/12/14 ...

Page 11

... TSSOP – Tape and Reel CY25814SXC 8-pin SOIC CY25814SXCT 8-pin SOIC – Tape and Reel CY25814SXI 8-pin SOIC CY25814SXIT 8-pin SOIC – Tape and Reel Package Drawing and Dimensions Document Number: 38-07112 Rev. *I Package Type Commercial, 0 ° ° C Commercial, 0 ° ° C Industrial, – ...

Page 12

Figure 6. 8-Pin Thin Shrunk Small Outline Package (4.40 MM Body 4.30[0.169] 4.50[0.177] 8 0.65[0.025] BSC. 0.19[0.007] 0.30[0.012] 0.85[0.033] 0.95[0.037] 0.05[0.002] 0.15[0.006] 2.90[0.114] 3.10[0.122] Document Number: 38-07112 Rev. *I PIN 1 ID DIMENSIONS IN MM[INCHES] MIN. REFERENCE JEDEC ...

Page 13

Document History Page Document Title: CY25811/12/14 Spread Spectrum Clock Generator Document Number: 38-07112 Orig. of Submission Revision ECN Change Date ** 107516 NDP 06/14/02 *A 108002 NDP 06/29/02 *B 121578 RGL 01/29/03 *C 125550 RGL 05/14/03 *D 131941 RGL 12/24/03 ...

Page 14

... Cypress against all charges. Any Source Code (software and/or firmware) is owned by Cypress Semiconductor Corporation (Cypress) and is protected by and subject to worldwide patent protection (United States and foreign), United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of, and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress integrated circuit as specified in the applicable agreement ...

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