WM8608 ETC-unknow, WM8608 Datasheet - Page 43

• Manufacturer Part Number: WM8608
• Description: The Wm8608 Comprises A High Performance Multi-channel Pwm Digital Power Amplifier Controller. Simply By Adding Appropriate Power Output Stages A Multi-channel Power Amplifier May Be Built. Six Identical Full Audio Bandwidth Channels, Plus A Reduced B
• Manufacturer: ETC-unknow

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The PRF Frequency (T
in order to reduce power dissipation in the output stage.
Table 45 Output Bitclock Frequency
Notes:
1. The correct Output Bitclock Frequency (T
OUTPUT PHASE
The Phase control word determines whether the output of each channel is non-inverted or inverted.
Table 46 Phase
FREQUENCY
R26 (1Ah)
Output Phase
SAMPLING
REGISTER
176.4kHz
ADDRESS
device. The incoming clock must meet the jitter specification defined in Table 3.
44.1kHz
88.2kHz
192kHz
32kHz
48kHz
96kHz
Main Channel
BIT
6:0
352.8
352.8
352.8
[kHz]
384
384
384
384
PWMP
(1/T
) of the Sub-woofer channel is half of the frequency defined in Table 45
PRF
PWMP
PH[6:0]
LABEL
)
176.4
176.4
176.4
[kHz]
SUB
192
192
192
192
OBCLK
DEFAULT
0000000
OUTPUT BITCLOCK
) is generated by the built-in PLL of the WM8608
FREQUENCY
(1/T
90.3168
90.3168
90.3168
98.304
98.304
98.304
98.304
[MHz]
OBCLK
Bit
0
1
2
3
4
5
6
)
DESCRIPTION
Channel
FL
FR
SL
SR
FC
RC
SUB
PP Rev 1.5 March 2004
MINIMUM PULSE
WIDTH (T
[ns]
122
133
122
133
122
133
122
WM8608
Phase
1 = invert
1 = invert
1 = invert
1 = invert
1 = invert
1 = invert
1 = invert
PWMM
)
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