CXD2555Q
AIN
10µF
R
IN
10µF
-
V
IN
+
100K
FIGURE 39.
TABLE 5.
FREQUENCY DIVISION
RATIO RELATIVE TO
CRYSTAL OSCILLATOR
EXAMPLE OF 32kHz
XSL2 XSL1 XSL0
FREQUENCY (NOTE 16)
XCLK
512f
UCLK
NORMAL f FREQUENCY NORMAL FREQUENCY
S
H
L
L
L
H
L
512f
256f
512f
512f
1/2
1/4
1/2
1/4
f
= 16kHz
= 8kHz
= 16kHz
= 8kHz
S
S
S
S
S
S
H
H
1024f
1024f
2048f
1024f
f
S
S
S
S
S
H
H
512f
f
S
S
H
H
1024f
1024f
f
S
S
S
NOTE:
16. When the normal frequency is assumed to be 32kHz, its derived frequency is 16kHz when divided by 2, or 8kHz when divided by 4. When
divided in the same way, the low-f frequencies for 44.1kHz are 22.05kHz and 11.025kHz, and for 48kHz, they are 24kHz and 12kHz.
S
4-309
INTERSIL [ Intersil ]
