TDA7808 datasheet(31/39 Pages) STMICROELECTRONICS

Part #	TDA7808

Description	High efficiency digital input automotive quad power amplifier, start stop compatible

PDF	39 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

Logo

31 / 39 page

DS12230 Rev 4

31/39

TDA7808

I2C registers

10.1.3

IB2 - Subaddress "I0000010h" - default = "00000000"

Table 13. B2 - Subaddress "I0000010h" - default = "00000000"

Bit

Instruction decoding bit

Sample frequency range (Word select frequency)

D7 D6 Sample frequency

0 0

44.1 kHz

0 1

48 kHz(1)

1 0

96 kHz

1 1

192 kHz

1. Byte IB3 settings can be changed only if the amplifier is in Low quiescent current state, otherwise the

command is ignored.

Digital Input Format

D5 D4 D3

0 0 0 I2S standard

0 0 1 TDM – 4ch

0 1 0 TDM – 8ch (SD2_4 input, device 1)

0 1 1 TDM – 8ch (SD2_4 input device 2)

1 0 0 TDM – 16ch (SD2_4 input – device 1)

1 0 1 TDM – 16ch (SD2_4 input – device 2)

1 1 0 TDM – 16ch (SD1_3 input – device 3)

1 1 1 TDM – 16ch (SD1_3 input – device 4)

Mute 1&3

0: Channels 1&3 Muted

1: Channels 1&3 un-Muted

Mute 2&4

0: Channels 2&4 Muted

1: Channels 2&4 un-Muted

Disable digital mute

0: Digital mute ON

1: Digital mute OFF

TDA7808 Datasheet(PDF) 31 Page - STMicroelectronics