BU2185F Datasheet, PDF (5/6 Pages) Rohm – Clock generator

Multimedia ICs
•^{Application example}
L
AGND
DGND
DVDD
36.8640MHz
H
AGND
DGND
DVDD
18.4320MHz
BU2185F
1 XTAL1 IN
2 XTAL1 OUT
3 CTRL2
4 AGND
5 DGND
6 DVDD
7 XTAL2 IN
8 XTAL2 OUT
OE 16
CTRL1 15
CLK3 14
AVDD 13
DVDD 12
CLK2 11
DVDD 10
CLK1 9
1 XTAL1 IN
2 XTAL1 OUT
3 CTRL2
4 AGND
5 DGND
6 DVDD
7 XTAL2 IN
8 XTAL2 OUT
0.1µF
OE 16
CTRL1 15
CLK3 14
AVDD 13
DVDD 12
CLK2 11
DVDD 10
CLK1 9
H : ENABLE
L : DISABLE
H : 36.864MHz
L : 18.432MHz
33.8688MHz
AVDD
DVDD
27.0000MHz
DVDD
36.8640MHz
18.4320MHz
H : ENABLE
L : DISABLE
H : 18.432MHz
33.8688MHz
AVDD
DVDD
27.0000MHz
DVDD
18.4320MHz
0.1µF
•^{Attached components}
Since high frequencies are handles, use this IC mounted on a PC board. If used mounted by a socket, the proper
characteristics may not be able to be obtained. Be sure to connect a 0.1µF capacitor between the analog power sup-
ply and analog GND.
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