BU2280FV_08 Datasheet, PDF (16/25 Pages) Rohm – DVD-video Reference Clock Generators for Audio/Video Equipments

●Block diagram, Pin assignment
◎BU2280FV
1/4
XTALIN=27.0000MHz
8:XTALIN
9:XTALOUT
XTAL
OSC
PLL1
1/6
1/8
1/4
PLL2
1/6
1/8
21:OE
23:CTRLFS
(FSEL=OPEN:48.0kHz type
FSEL=L :44.1kHz type)
Fig.118
3:CLK27M1
(27.0000MHz)
4:CLK27M2
(27.0000MHz)
24:CLK27M3
(27.0000MHz)
12:CLK33M
(33.8688MHz)
22:CLK768FS
(CTRLFS=OPEN:36.8640MHz
CTRLFS=L :33.8688MHz)
16:CLK512FS1
(CTRLFS=OPEN:24.5760MHz
CTRLFS=L :22.5792MHz)
15:CLK512FS2
(CTRLFS=OPEN:24.5760MHz
CTRLFS=L :22.5792MHz)
20:CLK384FS
(CTRLFS=OPEN:18.4320MHz
CTRLFS=L :16.9344MHz)
1:VDD1
2:VSS1
3:CLK27M1
4:CLK27M2
5:AVDD
6:AVDD
7:AVSS
8:XTALIN
9:XTALOUT
10:VSS2
11:VDD2
12:CLK33M
24:CLK27M3
23:CTRLFS
22:CLK768FS
21:OE
20:CLK384FS
19:DVDD
18:DVSS
17:DVSS
16:CLK512FS1
15:CLK512FS2
14:VDD2
13:VSS2
Fig.119
CTRLFS
L
OPEN
CLK384FS
16.9344MHz
18.4320MHz
CLK512FS
22.5792MHz
24.5760MHz
CLK768FS
33.8688MHz
36.8640MHz
16/24