參數(shù)資料
型號： TLV320AIC3120IRHBR
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： AUDIO AMPLIFIER, PQCC32
封裝： 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件頁數(shù)： 4/150頁
文件大小： 1507K
代理商： TLV320AIC3120IRHBR
www.ti.com
SLAS653 – FEBRUARY 2010
Page 1 / Register 0 (0x00): 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 (0x01) Through Page 1 / Register 29 (0x1D): Reserved
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D0
R/W
XXXX XXXX
Reserved. Do not write to these registers.
Page 1 / Register 30 (0x1E): 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 HPOUT power-up control bit on short-circuit detection if page 1 / register 31, bit D1 = 1.
1: HPOUT power-up control bits remain unchanged on short-circuit detection.
D0
R/W
0
0: Reset SP (speaker driver) power-up control bits on short-circuit detection.
1: SP (speaker driver) power-up control bits remain unchanged on short-circuit detection.
Page 1 / Register 31 (0x1F): Headphone Drivers
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: HPOUT output driver is powered down.
1: HPOUT output driver is powered up.
D6–D5
R/W
00
Reserved. Write only zeroes to this bit.
D4–D3
R/W
00
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 (0x20): Class-D Speaker Amplifier
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: Class-D output driver is powered down.
1: Class-D output driver is powered up.
D6–D1
R/W
000 011
Reserved. Write only reset values.
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 amplifier is powered-up. For
short-circuit flag sticky bit, see page 0 / register 44.
Copyright 2010, Texas Instruments Incorporated
REGISTER MAP
101
Product Folder Link(s): TLV320AIC3120
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TLV320AIC31EVM 功能描述:音頻 IC 開發(fā)工具 TLV320AIC31 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
TLV320AIC31EVM-PDK 功能描述:音頻 IC 開發(fā)工具 TLV320AIC31-PDK Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
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