CY2XP31ZXIT

CY2XP31ZXIT Datasheet

CY2XP31

Part	Datasheet
CY2XP31ZXIT	CY2XP31ZXIT (pdf)

Related Parts	Information
CY2XP31ZXI	CY2XP31ZXI
CY2XP31ZXC	CY2XP31ZXC
CY2XP31ZXCT	CY2XP31ZXCT

PDF Datasheet Preview
CY2XP31 MHz LVPECL Clock Generator • One LVPECL output pair • Output frequency MHz • External crystal frequency 25 MHz • Low RMS phase jitter at MHz, using 25 MHz crystal MHz to 20 MHz ps typical • Pb-free 8-Pin TSSOP package • Supply voltage V or V • Commercial and industrial temperature ranges Logic Block Diagram Functional Description The CY2XP31 is a PLL Phase Locked Loop based high performance clock generator. It is optimized to generate 10 Gb Ethernet, SONET, and other high performance clock frequencies. It also produces an output frequency that is times the crystal frequency. It uses Cypress’s low noise VCO technology to achieve less than 1 ps typical RMS phase jitter, which meets both 10 Gb Ethernet and SONET jitter requirements. The CY2XP31 has a crystal oscillator interface input and one LVPECL output pair. External Crystal CRYSTAL OSCILLATOR PHASE DETECTOR XOUT CLK# Pinouts Figure Pin Diagram 8-Pin TSSOP VDD 1 VSS 2 XOUT 3 XIN 4 CLK# Table Pin Definition 8-Pin TSSOP Pin Number Pin Name I/O Type Power Power XOUT, XIN XTAL Output and Input CMOS Input CLK#, CLK LVPECL Output Description V or V power supply. All supply current flows through pin 1 Ground Parallel resonant crystal interface Output enable. When HIGH, the output is enabled. When LOW, the output is high impedance Differential clock output • San Jose, CA 95134-1709 • 408-943-2600 [+] Feedback CY2XP31 Frequency Table Crystal Frequency MHz 25 Inputs PLL Multiplier Value Output Frequency MHz Absolute Maximum Conditions Parameter VDD VIN[1] TS TJ ESDHBM ΘJA[2] Supply Voltage Input Voltage, DC Temperature, Storage Temperature, Junction ESD Protection, Human Body Model Flammability Rating Thermal Resistance, Junction to Ambient Conditions Relative to VSS Non operating Ordering Information Part Number CY2XP31ZXC CY2XP31ZXCT CY2XP31ZXI CY2XP31ZXIT Ordering Code Definitions CY xx xxx Z X C/I T Package Type 8-Pin TSSOP 8-Pin TSSOP Tape and Reel 8-Pin TSSOP 8-Pin TSSOP Tape and Reel CY2XP31 Product Flow Commercial, 0°C to 70°C Commercial, 0°C to 70°C Industrial, -40°C to 85°C Industrial, -40°C to 85°C T = Tape and Reel Temperature Range C = Commercial, I = Industrial Pb-free Package Type Part Identifier Family Company ID CY = Cypress Package Drawing and Dimensions Figure 8-Pin Thin Shrunk Small Outline Package MM Body Z8 51-85093 C Page 7 of 10 [+] Feedback CY2XP31 Acronyms Table Acronyms Used Acronym CLKOUT CMOS DPM EPROM LVDS LVPECL NTSC OE PAL PD PLL PPM TTL Description Clock output Complementary metal oxide semiconductor Die pick map Erasable programmable read only memory Low-voltage differential signaling Low voltage positive emitter coupled logic National television system committee Output enable Phase alternate line Power-down Phase locked loop Parts per million Transistor logic Document Conventions Table Units of Measure Symbol °C kHz kΩ MHz MΩ µA µs µV µVrms mA mm ms mV nA ns nV Ω Unit of Measure degrees Celsius kilohertz kilohms megahertz megaohms microamperes microseconds microvolts root-mean-square milliamperes millimeters milliseconds millivolts nanoamperes nanoseconds nanovolts ohms Page 8 of 10 [+] Feedback CY2XP31 Document History Page Document Title CY2XP31 MHz LVPECL Clock Generator Document Number 001-06385 Orig. of Submission Change Description of Change 422680 See ECN New data sheet 506198 See ECN Supplied values in TBDs, Change status from Advance Information to 1337067 JWK / KVM See ECN Changed VCC to VDD, VEE to VSS, Gave pins 1 and 8 the same name /ARI VDD , Added MSL and CIN specifications, Removed pull up from pin 5, Changed VIL, VIH, IIH, IDD, IDDA, VOH, VOL, tR and tF specifications, Added commercial temperature, Changed supply filtering recommendations Removed alternate termination figure, Cleaned up several drawings Fixed cross references and edited data sheet for template compliance, Title change 2669117 KVM/ Added ordering code definitions, acronyms, and units of measure. Updated package diagram to C. Page 9 of 10 [+] Feedback CY2XP31 Sales, Solutions, and Legal Information Worldwide Sales and Design Support Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at Cypress Locations. Products Automotive Clocks & Buffers Interface Lighting & Power Control Memory Optical & Image Sensing PSoC Touch Sensing USB Controllers Wireless/RF cypress.com/go/automotive cypress.com/go/clocks cypress.com/go/interface cypress.com/go/powerpsoc cypress.com/go/plc cypress.com/go/memory cypress.com/go/image cypress.com/go/psoc cypress.com/go/touch cypress.com/go/USB cypress.com/go/wireless PSoC Solutions psoc.cypress.com/solutions PSoC 1 \| PSoC 3 \| PSoC 5 Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies 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. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress. Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. Use may be limited by and subject to the applicable Cypress software license agreement. All products and company names mentioned in this document may be the trademarks of their respective holders. Page 10 of 10 [+] Feedback

PDF Datasheet Preview

CY2XP31

MHz LVPECL Clock Generator
• One LVPECL output pair
• Output frequency MHz
• External crystal frequency 25 MHz
• Low RMS phase jitter at MHz, using 25 MHz crystal

MHz to 20 MHz ps typical
• Pb-free 8-Pin TSSOP package
• Supply voltage V or V
• Commercial and industrial temperature ranges

Logic Block Diagram

Functional Description

The CY2XP31 is a PLL Phase Locked Loop based high performance clock generator. It is optimized to generate 10 Gb Ethernet, SONET, and other high performance clock frequencies. It also produces an output frequency that is times the crystal frequency. It uses Cypress’s low noise VCO technology to achieve less than 1 ps typical RMS phase jitter, which meets both 10 Gb Ethernet and SONET jitter requirements. The CY2XP31 has a crystal oscillator interface input and one LVPECL output pair.

External Crystal

CRYSTAL OSCILLATOR

PHASE DETECTOR

XOUT

CLK#

Pinouts

Figure Pin Diagram 8-Pin TSSOP

VDD 1 VSS 2 XOUT 3 XIN 4

CLK#

Table Pin Definition 8-Pin TSSOP

Pin Number Pin Name

I/O Type

Power

Power

XOUT, XIN

XTAL Output and Input

CMOS Input

CLK#, CLK

LVPECL Output

Description V or V power supply. All supply current flows through pin 1 Ground Parallel resonant crystal interface Output enable. When HIGH, the output is enabled. When LOW, the output is high impedance Differential clock output
• San Jose, CA 95134-1709
• 408-943-2600
[+] Feedback

CY2XP31

Frequency Table

Crystal Frequency MHz 25

Inputs

PLL Multiplier Value

Output Frequency MHz

Absolute Maximum Conditions

Parameter

VDD VIN[1] TS TJ ESDHBM ΘJA[2]

Supply Voltage Input Voltage, DC Temperature, Storage Temperature, Junction ESD Protection, Human Body Model Flammability Rating Thermal Resistance, Junction to Ambient

Conditions

Relative to VSS Non operating
Ordering Information

Part Number CY2XP31ZXC CY2XP31ZXCT CY2XP31ZXI CY2XP31ZXIT
Ordering Code Definitions CY xx xxx Z X C/I T

Package Type 8-Pin TSSOP 8-Pin TSSOP Tape and Reel 8-Pin TSSOP 8-Pin TSSOP Tape and Reel

CY2XP31

Product Flow Commercial, 0°C to 70°C Commercial, 0°C to 70°C Industrial, -40°C to 85°C Industrial, -40°C to 85°C

T = Tape and Reel Temperature Range C = Commercial, I = Industrial Pb-free Package Type Part Identifier Family Company ID CY = Cypress

Package Drawing and Dimensions

Figure 8-Pin Thin Shrunk Small Outline Package MM Body Z8
51-85093 *C

Page 7 of 10
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CY2XP31

Acronyms

Table Acronyms Used

Acronym CLKOUT CMOS DPM EPROM LVDS LVPECL NTSC OE PAL PD PLL PPM TTL

Description Clock output Complementary metal oxide semiconductor Die pick map Erasable programmable read only memory Low-voltage differential signaling Low voltage positive emitter coupled logic National television system committee Output enable Phase alternate line Power-down Phase locked loop Parts per million Transistor logic

Document Conventions

Table Units of Measure

Symbol °C kHz kΩ MHz MΩ µA µs µV µVrms mA mm ms mV nA ns nV Ω

Unit of Measure degrees Celsius kilohertz kilohms megahertz megaohms microamperes microseconds microvolts root-mean-square milliamperes millimeters milliseconds millivolts nanoamperes nanoseconds nanovolts ohms

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CY2XP31

Document History Page

Document Title CY2XP31 MHz LVPECL Clock Generator Document Number 001-06385

Orig. of Submission

Change

Description of Change
422680

See ECN New data sheet
506198

See ECN Supplied values in TBDs, Change status from Advance Information to
1337067 JWK / KVM See ECN Changed VCC* to VDD*, VEE to VSS, Gave pins 1 and 8 the same name
/ARI

VDD ,

Added MSL and CIN specifications, Removed pull up from pin 5,

Changed VIL, VIH, IIH, IDD, IDDA, VOH, VOL, tR and tF specifications, Added commercial temperature, Changed supply filtering recommendations

Removed alternate termination figure, Cleaned up several drawings

Fixed cross references and edited data sheet for template compliance, Title
change
2669117

KVM/
Added ordering code definitions, acronyms, and units of measure.

Updated package diagram to *C.

Page 9 of 10
[+] Feedback

CY2XP31

Sales, Solutions, and Legal Information

Worldwide Sales and Design Support

Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office closest to you, visit us at Cypress Locations.

Products Automotive Clocks & Buffers Interface Lighting & Power Control

Memory Optical & Image Sensing PSoC Touch Sensing USB Controllers Wireless/RF
cypress.com/go/automotive cypress.com/go/clocks
cypress.com/go/interface cypress.com/go/powerpsoc
cypress.com/go/plc cypress.com/go/memory
cypress.com/go/image cypress.com/go/psoc cypress.com/go/touch cypress.com/go/USB
cypress.com/go/wireless

PSoC Solutions psoc.cypress.com/solutions PSoC 1 | PSoC 3 | PSoC 5

Cypress Semiconductor Corporation, The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies 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. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without the express written permission of Cypress.

Disclaimer CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.

Use may be limited by and subject to the applicable Cypress software license agreement.

All products and company names mentioned in this document may be the trademarks of their respective holders.

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Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived CY2XP31ZXIT Datasheet file may be downloaded here without warranties.

Datasheet ID: CY2XP31ZXIT 507764