ADAV4601BSTZ datasheet(36/60 Pages) AD

номер детали	ADAV4601BSTZ

подробное описание детали	Audio Processor for Advanced TV

PDF	60 Pages

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производитель	AD [Analog Devices]

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ADAV4601

Rev. B | Page 36 of 60

Address 0x0107 Main Sever Band EQ Control Register (Default: 0x0018)

Table 22.

Bit No.

Bit Name

Description

Default

Bits[15:11]

Reserved

Always write as 0 if writing to this register.

00000

Bits[10:8]

Main EQ band

These register bits control the frequency band of the equalizer.

000

0x0 = 120 Hz

0x1 = 200 Hz

0x2 = 500 Hz

0x3 = 1200 Hz

0x4 = 3000 Hz

0x5 = 7500 Hz

0x6 = 12,000 Hz

Bits[7:6]

Reserved

Always write as 0 if writing to this register.

Bits[5:0]

Main EQ gain

These register bits are used to control the required gain of the equalizer. The gain of the equalizer

is changed in 0.5 dB steps.

011000

0x00 = +12 dB

0x01 = +11.5 dB

…

0x0A = +7 dB

…

0x18 = 0 dB

…

0x26 = −7 dB

…

0x2F = −11.5 dB

0x30 = −12 dB

Address 0x0108 Main Channel Loudness Register (Default: 0x0000)

Table 23.

Bit No.

Bit Name

Description

Default

Bits[15:7]

Reserved

Always write as 0 if writing to this register.

000000000

Bits[6:5]

Cutoff frequency

These register bits are used to control the cutoff frequency of the loudness.

00b – 10 Hz

01b – 30 Hz

10b – 50 Hz

11b – 70 Hz

Bits[4:0]

Loudness level

These register bits are used to control the required level of loudness.

00000

0x00 = 0 dB

0x01 = +1 dB

…

0x0E = +14 dB

0x0F = +15 dB

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