SM8701BM Datasheet, PDF (11/14 Pages) Nippon Precision Circuits Inc – DVD Player Clock Generator

SM8701BM
Table 5. Sampling frequency select (R2, R1, R0)
R2
LOW
LOW
LOW
LOW
HIGH
HIGH
HIGH
HIGH
R1
LOW
LOW
HIGH
HIGH
LOW
LOW
HIGH
HIGH
R0
LOW
HIGH
LOW
HIGH
LOW
HIGH
LOW
HIGH
Sampling rate
Standard
Standard
Standard
Double
Double
Double
Sampling frequency group
48 kHz
44.1 kHz
32 kHz
Prohibited (test mode)
48 kHz
44.1 kHz
32 kHz
Prohibited (test mode)
Sampling frequency
48 kHz (default)
44.1 kHz
32 kHz
96 kHz
88.2 kHz
64 kHz
When the sampling frequency is changed, a settling
time of 40 ms (max) is required to make the output
frequency stable. The SO2 to SO4 output response
when the frequency is changed is shown in figure 6.
SO1 fixed on 33.8688 MHz.
MLEN
tS
SO2 to 4
Clock Transition Region
SO1
33.8688MHz
Figure 6. System clock transient timing
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