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STV8247 Datasheet(PDF) 92 Page - STMicroelectronics

Part # STV8247
Description  Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
PDF  156 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STV8247 Datasheet(HTML) 92 Page - STMicroelectronics

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Register List
STV82x7
92/156
Note:
X means don’t care.
12.13 Audio Preprocessing and Selection Registers
DC_REMOVAL_INPUT
DC Removal Register
Table 20: TV Sound Standards
System
Mono Sound
(MHz)
MONO_SID
[1:0]
LDK_SW
DK_DEV
[1:0]
Stereo Sound
(MHz)
STEREO_SID
[1:0]
M/N
4.5 (FM 27k)
00
X
XX
4.724 (Zweiton A2+)
00
B/G
5.5 (FM 50k)
01
X
XX
5.85 (NICAM 40%)
00
X
XX
5.742 (Zweiton A2)
01
I
6.0 (FM 50k)
10
X
XX
6.552 (NICAM 100%)
00
L6.5 (AM)
11
1
XX
5.85 (NICAM 40%)
00
D/K
6.5 (FM 50k)
0
00
5.85 (NICAM 40%)
00
6.5 (FM 200k)
01
6.5 (FM 350k)
10
6.5 (FM 500k)
11
D/K1/K2/
K3
6.5 (FM 50k)
0
XX
5.85 (NICAM 40%)
00
0
XX
6.258 (Zweiton A2*)
01
0
XX
6.742 (Zweiton A2*)
10
0
XX
5.742 (Zweiton A2*)
11
Address: 90h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0
0
0
0
0
DC_SCART
DC_NICAM
DC_DEMOD
Bit Name
Reset
Function
Bits[7:3]
00000
Reserved.
DC_SCART
1
0: SCART input, DC removal inactive
1: SCART input, DC removal active
DC_NICAM
1
0: NICAM input, DC removal inactive
1: NICAM input, DC removal active
DC_DEMOD
1
0: FM input, DC removal inactive
1: FM input, DC removal active



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