BU2365FV ROHM Co. Ltd., BU2365FV Datasheet
BU2365FV
Related parts for BU2365FV
BU2365FV Summary of contents
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... The ROHM Clock Generator allowing for the generation of multiple clocks by a single chip through the connection of a single crystal oscillator. The BU2365FV incorporates the ROHM’s unique PLL technology to provide the generation of multiple high C/N clocks necessary for the DVD recorder system. This Clock Generator has the built-in high-precision VCXO function and allows for high-precision synchronization with DVD Video clocks ...
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Parameter Supply voltage Input H voltage Input L voltage Operating temperature Output load 22Pin / 19Pin CL_CLK768FS/384FS 13Pin , 14Pin CL_BUFOUT 18Pin / 24Pin CL_CLK512FS/54M ● Electrical characteristics VDD=3.3V, Ta=25℃, Crystal frequency (XTAL_IN)=27.000000MHz load, unless ...
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... The electrical characteristics shown above have been all evaluated with the use of the crystal oscillator NX5032GA (Spec. No. EXS00A-00278) manufactured by NIHON DEMPA KOGYO CO., LTD., under the conditions of Limiting resistance Rd=30Ω and Crystal oscillator load CL=10pF. Consequently, in order to use the BU2365FV, the specified crystal oscillator is recommended. ...
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Fig.3 33.8688MHz output waveform VDD=3.3V,CL=32pF 5.0nsec/div Fig.6 36.864MHz output waveform VDD=3.3V,CL=32pF 10.0nsec/div Fig.9 18.432MHz output waveform VDD=3.3V,CL=32pF 5.0nsec/div Fig.12 24.576MHz output waveform VDD=3.3V,CL=15pF 500psec/div Fig.4 33.8688MHz Period-Jitter VDD=3.3V,CL=32pF 500psec/div Fig.7 36.864MHz Period-Jitter VDD=3.3V,CL=32pF 500psec/div Fig.10 ...
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Fig.15 54MHz output waveform VDD=3.3V,CL=15pF 5.0nsec/div Fig.18 BUF_OUT(27MHz) output waveform VDD=3.3V,CL=50pF 5.0nsec/div Fig.21 VCXO_OUT(27MHz) output waveform VDD=3.3V,CL=4pF 5.0nsec/div Fig.24 Buffer skew output waveform VDD=3.3V,CL=50pF 500psec/div Fig.16 54MHz Period-Jitter VDD=3.3V,CL=15pF 500psec/div Fig.19 BUF_OUT(27MHz) Period-Jitter VDD=3.3V,CL=50pF 500psec/div ...
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Temperature and Supply voltage variations data VDD=2.9V 49 VDD=3.3V 48 VDD=3. - 100 Temperature:T [℃] Fig.27 33.8688MHz Temperature-Duty 100 90 80 ...
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Temperature and Supply voltage variations data VDD=3.3V 51 VDD=2.9V VDD=3. - Temperature : ℃ ] Fig.37 18.432MHz Temperature-Duty ...
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Temperature and Supply voltage variations data VDD=2.9V 51 VDD=3.3V 50 VDD=3. - 100 Temperature : ℃ ] Fig.47 54MHz ...
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... This data represents the central frequency as a deviation to the optimum frequency of 27.000000MHz. 100 -20 VDD=3.3V -40 -60 -80 -100 0 0.55 1.1 1.65 2.2 2.75 3.3 Control Voltage:Vc [V] Fig.64 27MHz VCXO Control voltage – Frequency data ●Reference data (BU2365FV consumption current - Temperature and Supply voltage variations data) 100 95 90 VDD=3.7V 85 VDD=3.3V 80 VDD=2. - ...
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Long Term Jitter data) This data represents Period-Jitter at the 1000th cycle. 2.0nsec/div Fig.67 33.8688MHz Long Term Jitter ●Reference data (Period-Jitter MIN-MAX This data represents the output load up to two times as high as the ...
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Pin assignment 3Pin:FSEL PLL1 7Pin:XTAL_IN 27.0000MHz VCXO PLL0 Crystal 8Pin:XTAL_OUT 10Pin:VCTRL PLL2 H:PLL ON L:PLL OFF 23Pin:OE 16Pin:BUF_IN (27MHz) Fig.77 Block diagram ●Pin function Pin No. Pin Name 1 VDD54M Power supply for CLK54M output 2 VSS54M GND ...
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... Output phase relation The Audio clocks (CLK768FS, CLK384FS, and CLK512FS) of the BU2365FV are designed to be out of the phase from each output in order to provide low jitter and noise levels. Generating CLK384FS (18.432 MHz): A two-phase clock is generated for CLK768FS (36.864 MHz): The CLK768FS1 and CLK768FS2 with the phase relation to the PLL2 output (VCO=147 ...
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Outline ●Equivalent circuit PIN No. Equivalent circuit of I/O 3,23 (With pull-up) 4 (With pull-down Fig.81 PIN No. 13,14, 18,19, 22,24 To the inside the ...
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... Depending on the conditions of the substrate, mount an additional electrolytic capacitor between the power supply and GND terminal. 7) For EMI protection effective to put ferrite beads in the origin of power supply to be fed to the BU2365FV from the substrate or to insert a capacitor (of 1Ω or less impedance), which bypasses high frequency desired, between the power supply and the GND terminal ...
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Use 1. Absolute Maximum Ratings An excess in the absolute maximum ratings, such as supply voltage , temperature range of operating conditions, etc., can break down devices, thus making impossible to identify breaking mode such as a short ...
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Part No. Type SSOP-B24 <Dimension> 7.8 ± 0 0.15 ± 0.1 0.1 0.65 0.22 ± 0.1 The contents described herein are correct as of October, 2005 The contents ...
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Appendix No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product ...