STA323W ST Microelectronics, STA323W Datasheet - Page 37

• Manufacturer Part Number: STA323W
• Description: 2.1 High Efficiency Digital Audio System
• Manufacturer: ST Microelectronics

DataSheet4U.com
www.DataSheet4U.com
DataSheet
Table 34. RAM Block for Biquads, Mixing, and Scaling
Index (Decimal)
4
U
.com
…
19
20
21
…
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
0
1
2
3
4
5
Index (Hex)
2Ah
2Bh
2Ch
2Dh
2Eh
3Ah
3Bh
3Ch
3Dh
3Eh
00h
01h
02h
03h
04h
05h
13h
14h
15h
27h
28h
29h
2Fh
30h
31h
32h
33h
34h
35h
36h
37h
38h
39h
3Fh
…
…
Channel 1 – Biquad 1
Channel 1 – Biquad 2
…
Channel 1 – Biquad 4
Channel 2 – Biquad 1
…
Channel 2 – Biquad 4
High-Pass 2
For XO = 000
Low-Pass 2
For XO = 000
Channel 1 – Pre-Scale
Channel 2 – Pre-Scale
Channel 1 – Post-Scale
Channel 2 – Post-Scale
Channel 3 – Post-Scale
Thermal Warning – Post Scale
Channel 1 – Mix 1
Channel 1 – Mix 2
Channel 2 – Mix 1
Channel 2 – Mix 2
Channel 3 – Mix 1
Channel 3 – Mix 2
UNUSED
UNUSED
DataSheet4U.com
nd
nd
Order Filter
Order Filter
C1H10 (b1/2)
C1H12 (a1/2)
C1H14 (b0/2)
C12H0 (b1/2)
C12H2 (a1/2)
C12H4 (b0/2)
C12L0 (b1/2)
C12L2 (a1/2)
C12L4 (b0/2)
Coefficient
C1H11 (b2)
C1H13 (a2)
C12H1 (b2)
C12H3 (a2)
C12L1 (b2)
C12L3 (a2)
TWPstS
C1PreS
C2PreS
C1PstS
C2PstS
C3PstS
C1MX1
C1MX2
C2MX1
C2MX2
C3MX1
C3MX2
C1H20
C1H44
C2H10
C2H11
C2H44
…
…
STA323W
5A9DF7h
7FFFFFh
7FFFFFh
7FFFFFh
7FFFFFh
7FFFFFh
7FFFFFh
7FFFFFh
000000h
000000h
000000h
000000h
400000h
000000h
400000h
000000h
000000h
400000h
000000h
000000h
000000h
000000h
400000h
000000h
000000h
000000h
000000h
400000h
000000h
000000h
400000h
400000h
Default
…
…
37/41
DataShee