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参数资料
型号： TLV320AIC3111IRHBT
厂商： TEXAS INSTRUMENTS INC
元件分类： 音频／视频放大
英文描述： AUDIO AMPLIFIER, PQCC32
封装： 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数： 7/156页
文件大小： 1701K
代理商： TLV320AIC3111IRHBT
TLV320AIC3111
SLAS644B – JULY 2009 – REVISED OCTOBER 2009
www.ti.com
6.3
Control Registers, Page 1: DAC and ADC Routing, PGA, Power-Controls and MISC
Logic-Related Programmabilities
Page 1 / Register 0: Page Control Register
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D0
R/W
0000 0000
0000 0000: Page 0 selected
0000 0001: Page 1 selected
...
1111 1110: Page 254 selected
1111 1111: Page 255 selected
Page 1 / Register 1 Through Page 1 / Register 29: Reserved
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D0
R/W
XXXX XXXX
Reserved. Do not write to these registers.
Page 1 / Register 30: Headphone and Speaker Amplifier Error Control
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D2
R/W
0000 00
Reserved
D1
R/W
0
0: Reset HPL and HPR power-up control bits on short-circuit detection if page 1, register 31, D1 = 1.
1: HPL and HPR power-up control bits remain unchanged on short-circuit detection.
D0
R/W
0
0: Reset SPL and SPR power-up control bits on short-circuit detection.
1: SPL and SPR power-up control bits remain unchanged on short-circuit detection.
Page 1 / Register 31: Headphone Drivers
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: HPL output driver is powered down.
1: HPL output driver is powered up.
D6
R/W
0
0: HPR output driver is powered down.
1: HPR output driver is powered up.
D5
R/W
0
Reserved. Write only zero to this bit.
D4–D3
R/W
0
00: Output common-mode voltage = 1.35 V
01: Output common-mode voltage = 1.5 V
10: Output common-mode voltage = 1.65 V
11: Output common-mode voltage = 1.8 V
D2
R/W
1
Reserved. Write only 1 to this bit.
D1
R/W
0
0: If short-circuit protection is enabled for headphone driver and short circuit detected, device limits the
maximum current to the load.
1: If short-circuit protection is enabled for headphone driver and short circuit detected, device powers
down the output driver.
D0
R
0
0: Short circuit is not detected on the headphone driver.
1: Short circuit is detected on the headphone driver.
Page 1 / Register 32: Class-D Speaker Amplifier
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: Left-channel class-D output driver is powered down.
1: Left-channel class-D output driver is powered up.
D6
R/W
0
0: Right-channel class-D output driver is powered down.
1: Right-channel class-D output driver is powered up.
D5–D1
R/W
00 011
Reserved. Write only the reset value to this bit.
D0
R
0
0: Short circuit is not detected on the class-D driver. Valid only if class-D amplifier is powered up. For
short-circuit flag sticky bit, see page 0 / register 44.
1: Short circuit is detected on the class-D driver. Valid only if class-D amp is powered-up. For short-
circuit flag sticky bit, see page 0 / register 44.
104
REGISTER MAP
Copyright 2009, Texas Instruments Incorporated
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Product Folder Link(s): TLV320AIC3111
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