ROHM BU2394KN BU2396 Digital Camera User Manuals and Data Sheets
Summary
These high-performance integrated circuit chips are professional clock generators designed to provide three essential output types—CCD, USB, and VIDEO clocks—for sophisticated digital still and video cameras. Built with compact VQFN packaging, they simplify system architecture by consolidating multiple clock functions into a powerful single chip. This manual details the technical specifications for integrating these low-jitter generators into mobile camera equipment, ensuring reliable performance with simplified power and component counts.
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TECHNICAL NOTE
High-performance Clock Generator Series
3ch Clock Generators for Digital Cameras BU2394KN, BU2396KN ●Description These PLL, single chip ICs generate three types of clocks - CCD, USB, and VIDEO clocks, utilized in digital still and digital video camera systems. These IC incorporate compact packaging, a simplification of the clock system, and a reduction in the number of components used for mobile camera equipment. ●Features 1) Connecting a crystal oscillator generates multiple clock signals with a built-in PLL. 2) The CCD clock provides switching selection outputs. 3) Providing the output of low period-jitter clock. 4) Incorporating compact package VQFN-20 most suited for mobile devices. 5) Single power supply of 3.3 V ●Applications Digital still camera and digital video camera systems
●Product lineup Parameter BU2394KN BU2396KN Supply voltage 3.0V～3.6V 3.0V～3.6V Operating temperature range -5～＋70℃ -5～＋70℃
14.318182MHz 12.000000MHz Reference input clock 28.636363MHz －
Output CCD clock 135.000000MHz 36.000000MHz
110.000000MHz 30.000000MHz 108.000000MHz 24.000000MHz 98.181818MHz －
Output USB clock 48.008022MHz 12.000000MHz
14.318182MHz － Output VIDEO clock 17.734450MHz 27.000000MHz
●Absolute maximum ratings（Ta=25℃） Parameter Symbol Limit Unit Supply voltage VDD -0.5～7.0 Ｖ Input voltage VIN -0.5～VDD+0.5 Ｖ Storage Temperature range Tstg -30～125 ℃ Power dissipation PD 530 m W *1 Operation is not guaranteed. *2 Reduce by 5.3m W/°C over 25°C *3 This IC is not designed to be radiation-resistant. *4 Power dissipation is measured when the IC is mounted to the printed circuit board.
Ver.B Oct.2005
Page Summary Contents For ROHM BU2394KN BU2396 Digital Camera User Manuals and Data Sheets
Manual Details
| Brand | ROHM |
|---|---|
| Pages | 17 |
| File Size | 880.78 KB |
| Published | May 27, 2026 |
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Frequently Asked Questions
What types of clocks does this IC generate for camera systems?
It generates three types: CCD, USB, and VIDEO clocks.
What is the recommended operating voltage range?
The specified operating voltage supply (VDD) range is 3.0V to 3.6V.
Does the component assist with simplifying camera system design?
Yes, it incorporates compact packaging and simplifies the clock system by reducing necessary components for mobile equipment.
Are these chips suitable for life-critical equipment like medical or aerospace devices?
No; users must consult sales representatives if intended for high-reliability applications and are advised to implement fail-safe measures.