CY29973AI

CY29973AI Datasheet


CY29973

Part Datasheet
CY29973AI CY29973AI CY29973AI (pdf)
Related Parts Information
CY29973AIT CY29973AIT CY29973AIT
CY29973AXI CY29973AXI CY29973AXI
CY29973AXIT CY29973AXIT CY29973AXIT
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CY29973
3.3V 125-MHz Multi-Output Zero Delay Buffer
• Output Frequency up to 125 MHz
• 12 Clock Outputs Frequency Configurable
• 350 ps max. Output to Output Skew
• Configurable Output Disable
• Two Reference Clock Inputs for Dynamic Toggling
• Oscillator or PECL Reference Input

Table Frequency Table[1]

VC0_SEL

FB_SEL2
0 1 0 1
• Spread Spectrum Compatible
• Glitch-free Output Clocks Transitioning
• 3.3V Power Supply
• Pin Compatible with MPC973
• Industrial Temperature Range - 40°C to +85°C
• 52-Pin TQFP Package

FB_SEL1
0 1 0 1 0 1 0 1

FB_SEL0
0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1

FVC0 8x 12x 16x 20x 16x 24x 32x 40x 4x 6x 8x 10x 8x 12x 16x 20x

Note x = the reference input frequency, 200 MHz < FVCO < 480 MHz.
• San Jose, CA 95134-1709
• 408-943-2600
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CY29973

Logic Block Diagram

PECL_CLK#

VCO_SEL PLL_EN

REF_SEL

TCLK0 0 TCLK1 1 TCLK_SEL FB_IN

Phase Detector
0 VCO 1

Pinouts

FB_SEL2

MR#/OE

Power-On Reset

SELA 0,1

SELB 0,1

SELC 0,1

FB_SEL 0,1
/4, /6, /8, /12 /4, /6, /8, /10
/2, /4, /6, /8
/4, /6, /8, /10 Sync Pulse

Data Generator
Ordering Information

Part Number CY29973AI[12] CY29973AIT[12] Pb-Free CY29973AXI CY29973AXIT

Package Type 52-pin TQFP 52-pin Tape and reel
52-pin TQFP 52-pin TQFP Tape and reel

Production Flow Industrial, 40°C to +85°C Industrial, - 40°C to +85°C

Industrial, - 40°C to +85°C Industrial, - 40°C to +85°C

Notes Parameters are guaranteed by design and characterization. Not 100% tested in production. Maximum and minimum input reference is limited by VC0 lock range. Outputs loaded with 30pF each. 50Ω transmission line terminated into VDD/2. Tpd is specified for a 50MHz input reference. Tpd does not include jitter. Not recommended for new designs.

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Package Drawing and Dimensions

Figure 52-Pin Thin Plastic Quad Flat Pack 10 x 10 x mm A52B

CY29973
51-85158-**

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CY29973

Document History Page

Document Title CY29973 3.3V 125-MHz Multi-Output Zero Delay Buffer Document Number 38-07291

Orig. of Submission

Change

Description of Change
111102
02/07/02 New data sheet
122883
12/22/02 Added power up requirements to Maximum Ratings
200081
01/22/04 Added ZOUT specifications in the DC Electrical Specs

Changed the Package Drawing and Dimension to CY standard
2562606 AESA
09/09/08 Updated template. Added Note “Not recommended for new designs.”
Added part number CY29973AXI and CY29973AXIT in ordering information
table.

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.com/sales.

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Cypress Semiconductor Corporation, 2002 - 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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More datasheets: 850-14269 | 850-14246 | 850-14267 | 850-14243 | 850-14270 | 850-14248 | 850-14240 | 850-14245 | 850-14274 | CY29973AIT


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Datasheet ID: CY29973AI 507745