STA3398 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
STA3398
STMicroelectronics
'STA3398' PDF : 78 Pages View PDF
Register description
STA339BW
Dynamic range compression mode
Table 71. Limiter attack threshold as a
function of LxAT bits (DRC mode)
LxAT[3:0]
DRC (dB relative to Volume)
0000
-31
0001
-29
0010
-27
0011
-25
0100
-23
0101
-21
0110
-19
0111
-17
1000
-16
1001
-15
1010
-14
1011
-13
1100
-12
1101
-10
1110
-7
1111
-4
Table 72. Limiter release threshold as a as
a function of LxRT bits (DRC mode)
LxRT[3:0]
DRC (db relative to Volume +
LxAT)
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
-
-38 dB
-36 dB
-33 dB
-31 dB
-30 dB
-28 dB
-26 dB
-24 dB
-22 dB
-20 dB
-18 dB
-15 dB
-12 dB
-9 dB
-6 dB
7.11.5
7.11.6
Limiter 1 Extended attack threshold (addr 0x32)
D7
EATHEN1
TBD
D6
EATH1[6]
TBD
D5
EATH1[5]
TBD
D4
EATH1[4]
TBD
D3
EATH1[3]
TBD
D2
EATH1[2]
TBD
The extended attack threshold value is determined as follows:
attack threshold = -12 + EATH1 / 4
Limiter 1 Extended release threshold (addr 0x33)
D1
EATH1[1]
TBD
D0
EATH1[0]
TBD
D7
ERTHEN1
TBD
D6
ERTH1[6]
TBD
D5
ERTH1[5]
TBD
D4
ERTH1[4]
TBD
D3
ERTH1[3]
TBD
D2
ERTH1[2]
TBD
The extended release threshold value is determined as follows:
release threshold = -12 + ERTH1 / 4
D1
ERTH1[1]
TBD
D0
ERTH1[0]
TBD
56/78
DocID15251 Rev 7
Share Link: 