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STV82X6 View Datasheet(PDF) - STMicroelectronics

Part Name
Description
MFG CO.
'STV82X6' PDF : 97 Pages View PDF
Register List
9.6 Demodulator Channel 1
CARFQ1H, CARFQ1M, CARFQ1LChannel 1 Carrier DCO Frequency
Address (hex): 13h to 15h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
CARFQ1[23:16], CARFQ1[15:8], CARFQ1[7:0]
Bit 1
STV82x6
Bit 0
Bit Name
CARFQ1[13:8]
]CARFQ1[13:8]
CARFQ1[7:0]
Reset
Function
00111110 Channel 1 DCO Carrier Frequency (8 MSBs)
10000000 Channel 1 DCO Carrier Frequency
00000000 Channel 1 DCO Carrier Frequency (8LSBs)
Table 11: Mono Carrier Frequencies by System
System
M/N
B/G
I
L
D/K/K1/K2
Mono Carrier Freq. (MHz)
4.5
5.5
6.0
6.5
6.5
CARFQ1[23:0] (dec)
3072000
3754667
4096000
4453717
4437333
CARFQ1[23:0] (hex)
2EE000h
394AABh
3E8000h
43F555h
43B555h
Note: Carrier Freq: CARFQ1(dec).Fs/224 with Fs = 24.576 MHz (crystal oscillator frequency independent)
FIR1C[0:7]
Channel 1 FIR Coefficients
Address (hex): 15h to 1Ch
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
FIR1C0[7:0] to FIR1C7[7:0]
Bit 2
Bit 1
Bit 0
Bitfield
Description
FM 27 kHz
FM 50 kHz
FM 200 kHz FM 350 kHz FM 500 kHz
AM
FIR1C0[7:0]
FFh
00h
00h
02h
01h
00h
FIR1C1[7:0]
FEh
FEh
01h
01h
00h
FEh
FIR1C2[7:0]
FEh
FCh
01h
FCh
04h
FDh
FIR1C3[7:0]
00h
FDh
FCh
03h
FAh
FEh
FIR1C4[7:0]
06h
02h
08h
04h
05h
04h
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