STV8207 datasheet(67/149 Pages) STMICROELECTRONICS

Teilenummer	STV8207

Bauteilbeschribung	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders

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Hersteller	STMICROELECTRONICS [STMicroelectronics]

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STV82x7

IAGCS

Channel 2 Internal AGC Status for QPSK

CARFQ2H, CARFQ2M, CARFQ2L

Channel 2 Carrier DCO Frequency

Address: 27h

Type: R

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

IAGC_CTRL[7:0]

Bit Name

Reset

Function

IAGC_CTRL[7:0]

00000000

Indicates the value of the internal AGC gain control

Address: 28H to 2Ah

Type: R/W

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

CARFQ2[23:16], CARFQ2[15.8], CARFQ2[7:0]

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]

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

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