参数资料
型号: BU2185F
元件分类: XO, clock
英文描述: 36.864 MHz, OTHER CLOCK GENERATOR, PDSO16
封装: SOP-16
文件页数: 1/6页
文件大小: 62K
代理商: BU2185F
1
Multimedia ICs
Clock generator
BU2185F
This IC generates the different clock used for DVD. Generates clocks for CD use, sound use, and MPEG use.
Applications
DVD players
Features
1) By connecting a crystal oscillating element, the dif-
ferent clock signals are generated.
2) Enables selection of the reference clock directly or
with 1 / 2 output.
3) SOP 16-pin package.
4) Single 3.3V power supply.
5) With the standard clock output, an independent 5V
power supply can be applied for a 5V output.
Block diagram
DATA1A
XTAL1
OSC
XTAL2
OSC
PLL1
PLL2
DATA1B
DATA2A
DATA2B
XTAL1 IN
XTAL1 OUT
CTRL1
CTRL2
XTAL2 IN
XTAL 2OUT
OE
H
SW
L
1 / 2
CLK2
(27.0000MHz )
CLK1
(36.8640MHz)
(18.4320MHz)
CLK3
(33.8688MHz)
CTRL1
CTRL2
L
H
L
H
L
H
L
H
L
DATA1A
DATA1B
DATA2A
DATA2B
SW
PLL1
PLL2
DATA1A = XTAL2
375 / 128 / 4
DATA1B = XTAL2
375 / 64 / 4
DATA2A = XTAL2
147 / 40 / 4
DATA2B = XTAL2
147 / 20 / 4
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