STV82X6D datasheet(49/95 Pages) STMICROELECTRONICS

номер детали	STV82X6D

подробное описание детали	Multistandard TV Audio Processor and Digital Sound Demodulator

PDF	95 Pages

Scroll/Zoom	100%

производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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STV82x6

FIR2C[0:7]

Channel 2 FIR Coefficients

Bit Name

Reset

Function

CARFQ2[23:16]

CARFQ2[15.8]

CARFQ2[7:0]

01000100

01000000

00000000

Channel 2 DCO Carrier Frequency (8 MSBs)

Channel 2 DCO Carrier Frequency

Channel 2 DCO Carrier Frequency (8 LSBs) See Table 13.

Table 13: Stereo Carrier Frequencies by System

System

Stereo Carrier Freq. (MHz)

CARFQ2[23:0] (Dec)

CARFQ2[23:0] (Hex)

M/N A2+

4.724212

3225062

3135E6h

B/G NICAM

5.85

3993600

3CF000h

BG A2

5.7421875

3920000

3BD080h

I NICAM

6.552

4472832

444000h

L NICAM

5.85

3993600

3CF000h

DK NICAM

5.85

3993600

3CF000h

DK1 A2*

6.258125

4272000

412F80h

DK2 A2*

6.7421875

4602667

463B2Bh

DK3 A2*

5.7421875

3920000

3BD080h

Address (hex): 2Bh to 32h

Type: R/W

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

FIR2C0[7:0] to FIR2C7[7:0]

Table 14: Channel 2 FIR Coefficients

Bitfield

Description

FM 27 kHz

FM 50 kHz

QPSK 40%

QPSK100%

FIR2C0[7:0]

FFh

00h

FIR2C1[7:0]

FEh

00h

FIR2C2[7:0]

FEh

FCh

FFh

00h

FIR2C3[7:0]

00h

FDh

03h

00h

FIR2C4[7:0]

06h

02h

00h

FFh

FIR2C5[7:0]

0Eh

0Dh

F4h

04h

FIR2C6[7:0]

16h

18h

0Ah

14h

FIR2C7[7:0]

1Bh

1Fh

3Dh

25h

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