参数资料
型号: L64007
厂商: LSI CORP
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP160
封装: PLASTIC, QFP-160
文件页数: 137/166页
文件大小: 1015K
代理商: L64007
Arch
64 Wed May 28 17:36:23 1997
Draft 1/21/97
2-64
Architecture
PRE.4 for Rev. D
Copyright 1997 by LSI Logic Corporation. All rights reserved.
DAC connected to the audio decoder. Table 2.2 relates the clock divide
values to the desired audio clock output frequency.
Any audio clock output frequency can be selected using Equation 2.3 or
Equation 2.3
Equation 2.4
Table 2.2 L64007 Audio
Clock Frequency
Control Programming
Sample Rate
DAC Mode
REF_DIV
DCO_DIV
Audio Clock Frequency
ACLK (in MHz)
FSC_CNTL
32 kHz
256 f
s
10122
49152
8.192 MHz
0x2501
44.1 kHz
256 f
s
9372
62720
11.2896 MHz
0x2501
48 kHz
256 f
s
7872
57344
12.288 MHz
0x2501
32 kHz
384 f
s
7872
57344
12.288 MHz
0x2501
44.1 kHz
384 f
s
12497
62720
16.9344 MHz
0x2401
48 kHz
384 f
s
11622
63488
18.432 MHz
0x2401
F
OUT
=
1
8
DCO_DIV
2(REF_DIV) + 6
(
)
x
x 27MHz
for FSC_CNTL = 2501
F
OUT
=
1
8
DCO_DIV
REF_DIV + 3
(
)
x
x 27MHz
for FSC_CNTL = 2401
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