5962-9452201MXA Cypress Semiconductor Corporation., 5962-9452201MXA Datasheet
5962-9452201MXA
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5962-9452201MXA Summary of contents
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Features • All output pair skew <100 ps typical (250 max.) • 3.75- to 80-MHz output operation • User-selectable output functions — Selectable skew — Inverted and non-inverted 1 1 — Operation at and input frequency 2 ...
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Pin Definitions Signal Name I/O REF I Reference frequency input. This input supplies the frequency and timing against which all functional variation is measured PLL feedback input (typically connected to one of the eight outputs Three-level ...
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FBInput REFInput 1Fx 3Fx 2Fx 4Fx (N/A) LM – – (N/A) – – (N/A) – (N/A) + ...
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Electrical Characteristics Over the Operating Range Parameter Description V Output HIGH Voltage OH V Output LOW Voltage OL V Input HIGH Voltage IH (REF and FB inputs only) V Input LOW Voltage IL (REF and FB inputs only) V Three-Level ...
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Capacitance Parameter Description C Input Capacitance IN Note: 12. Applies to REF and FB inputs only. Tested initially and after any design or process changes that may affect these parameters. AC Test Loads and Waveforms 5V R1=130 R1 R2=91 ...
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Switching Characteristics Over the Operating Range Parameter Description f Operating Clock NOM Frequency in MHz t REF Pulse Width HIGH RPWH t REF Pulse Width LOW RPWL t Programmable Skew Unit U t Zero Output Matched-Pair Skew SKEWPR [16, 17] ...
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Switching Characteristics Over the Operating Range Parameter Description f Operating Clock NOM Frequency in MHz t REF Pulse Width HIGH RPWH t REF Pulse Width LOW RPWL t Programmable Skew Unit U t Zero Output Matched-Pair Skew SKEWPR [16, 17] ...
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Switching Characteristics Over the Operating Range Parameter Description f Operating Clock NOM Frequency in MHz t REF Pulse Width HIGH RPWH t REF Pulse Width LOW RPWL t Programmable Skew Unit U t Zero Output Matched-Pair Skew SKEWPR [16, 17] ...
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AC Timing Diagrams t REF t RPWH REF SKEWPR, t SKEW0,1 OTHER Q INVERTED Q t SKEW3,4 REF DIVIDED SKEW1,3, 4 REF DIVIDED BY 4 Document #: 38-07138 Rev RPWL ...
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Operational Mode Descriptions FB SYSTEM REF CLOCK FS 4F0 4F1 3F0 3F1 2F0 2F1 1F0 1F1 TEST Figure 2. Zero-Skew and/or Zero-Delay Clock Driver Figure 2 shows the PSCB configured as a zero-skew clock buffer. In this mode the 7B991/992 ...
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MID, and 3F1 = High. (Since FB aligns at –4 t skews total of +10 t skew is realized.) Many other con figurations can be realized by skewing both the output ...
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FB 20–MHz REF DISTRIBUTION FS CLOCK 4F0 4F1 3F0 3F1 2F0 2F1 1F0 1F1 TEST FB SYSTEM REF CLOCK FS 4F0 4F1 3F0 3F1 2F0 2F1 1F0 1F1 TEST Figure 8 shows the CY7B991/992 connected in series to con- struct ...
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Ordering Information Accuracy (ps) Ordering Code 250 CY7B991–2JC 500 CY7B991–5JC CY7B991–5JI 750 CY7B991–7JC CY7B991–7JI CY7B991–7LMB 250 CY7B992–2JC 500 CY7B992–5JC CY7B992–5JI 750 CY7B992–7JC CY7B992–7JI CY7B992–7LMB MILITARY SPECIFICATIONS Group A Subgroup Testing DC Characteristics Parameter Subgroups ...
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Package Diagrams 32-Pin Rectangular Leadless Chip Carrier Document #: 38-07138 Rev. ** © Cypress Semiconductor Corporation, 2001. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other ...
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Document Title: CY7B991/CY7B992 Programmable Skew Clock Buffer (PSCB) Document Number: 38-07138 Issue REV. ECN NO. Date ** 110247 12/19/01 Document #: 38-07138 Rev. ** Orig. of Change SZV Change from Spec number: 38-00513 to 38-07138 CY7B991 CY7B992 Description of Change ...