參數(shù)資料
型號(hào): SAA2003
廠商: NXP Semiconductors N.V.
元件分類(lèi): Codec
英文描述: Stereo filter and codec
中文描述: 過(guò)濾器和立體聲編解碼器
文件頁(yè)數(shù): 6/44頁(yè)
文件大?。?/td> 176K
代理商: SAA2003
May 1994
14
Philips Semiconductors
Preliminary specication
Stereo lter and codec
SAA2003
Table 6
Extended settings register.
Filtered data interface
The filtered data interface transfers the sub-band filtered data between the stereo filter codec and adaptive allocation and
scaling parts of the DCC chip-set, and consists of the signals as shown in Table 7.
Table 7
Filtered data interface signals.
FILTERED DATA INTERFACE FORMAT
The filtered data is transferred over the interface in accordance with the formats illustrated in Figs 10 and 11.
A3
A2
A1
A0
D3
D2
D1
D0
MODE
0
1
0
X
0
16 bit operation; 16 bit rounding
0
1
0
X
1
18 bit operation; 18 bit rounding
0010
X
0
X
I2S data format
0
1
0
X
1
X
EIAJ data format
0
1
0
X
0
X
peak detector input SD1
0
1
0
X
1
X
peak detector input SD2
0
1
0
X
SD1/FS256 transparent mode disabled
0
1
0
1
X
SD1/FS256 transparent mode enabled
PIN
INPUT/OUTPUT
FUNCTION
FREQUENCY
FDCL
output
ltered data bit clock
64fs
FDWS
output
ltered data word select
fs
FDAO
output
ltered data serial output
FDAI
input
ltered data serial input
FDIR
output
decode/encode control
FSYNC
output
ltered data sync signal; band zero
Fig.10 Transfer of filtered data; SAA2003/SAA2013.
handbook, full pagewidth
MLB765
left 32 bits
right
7 bits
1
0
2
0
1
0
2
3
2
1
2
0
MSB
LSB
2
3
2
1
2
0
MSB
channel
FDWS
FDCL
FDAI/
FDAO
bit :
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