Datasheet

TLV320AIC3120
www.ti.com SLAS653A –FEBRUARY 2010–REVISED MAY 2012
Page 1 / Register 36 (0x24): Analog Volume to HPOUT
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R/W 0 0: Analog volume control is not routed to HPOUT output driver.
1: Analog volume control is routed to HPOUT output driver.
D6–D0 R/W 111 1111 Analog volume control gain (nonlinear) for the HPOUT output driver, 0 dB to –78 dB. See Table 5-33.
Page 1 / Register 37 (0x25): Reserved
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D0 R/W 0111 1111 Reserved
Page 1 / Register 38 (0x26): Analog Volume to Class-D Output Driver
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R/W 0 0: Analog volume control output is not routed to class-D output driver.
1: Analog volume control output is routed to class-D output driver.
D6–D0 R/W 111 1111 Analog volume control output gain (nonlinear) for the class-D output driver, 0 dB to –78 dB. See
Table 5-33.
Page 1 / Register 39 (0x27): Reserved
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D0 R/W 0111 1111 Reserved
Page 1 / Register 40 (0x28): HPOUT Driver
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R/W 0 Reserved. Write only zero to this bit.
D6–D3 R/W 0000 0000: HPOUT driver PGA = 0 dB
0001: HPOUT driver PGA = 1 dB
0010: HPOUT driver PGA = 2 dB
...
1000: HPOUT driver PGA = 8 dB
1001: HPOUT driver PGA = 9 dB
1010–1111: Reserved. Do not write these sequences to these bits.
D2 R/W 0 0: HPOUT driver is muted.
1: HPOUT driver is not muted.
D1 R/W 1 0: HPOUT driver is weakly driven to a common mode during power down.
(1)
1: HPOUT driver is high-impedance during power down.
D0 R 0 0: Not all programmed gains to HPOUT have been applied yet.
1: All programmed gains to HPOUT have been applied.
(1) If D1 is programmed as 0, Page 1 / Register 33 D0 must be set to 0.
Page 1 / Register 41 (0x29): Reserved
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D0 R/W XXXX XXXX Reserved. Do not write to this register.
Copyright © 2010–2012, Texas Instruments Incorporated REGISTER MAP 105
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