參數(shù)資料
型號(hào)： TLV320AIC32IRHB
廠商： TEXAS INSTRUMENTS INC
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQCC32
封裝： 5 X 5 MM, PLASTIC, QFN-32
文件頁(yè)數(shù)： 46/76頁(yè)
文件大小： 1124K
代理商： TLV320AIC32IRHB
www.ti.com
SLAS479B – AUGUST 2005 – REVISED AUGUST 2006
Page 0 / Register 38:
High Power Output Driver Control Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7-D6
R
00
Reserved. Write only zeros to these register bits.
D5-D3
R/W
000
HPRCOM Output Driver Configuration Control
000:
HPRCOM configured as differential of HPROUT 001: HPRCOM configured as constant
VCM output
010:
HPRCOM configured as independent single-ended output
011:
HPRCOM configured as differential of HPLCOM 100: HPRCOM configured as external
feedback with HPLCOM as constant VCM output
101–111: Reserved. Do not write these sequences to these register bits.
D2
R/W
0
Short Circuit Protection Control
0: Short circuit protection on all high power output drivers is disabled
1: Short circuit protection on all high power output drivers is enabled
D1
R/W
0
Short Circuit Protection Mode Control
0:
If short circuit protection enabled, it will limit the maximum current to the load
1:
If short circuit protection enabled, it will power down the output driver automatically when a
short is detected
D0
R
0
Reserved. Write only zero to this register bit.
Page 0 / Register 39:
Reserved Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7–D0
R
00000000
Reserved. Do not write to this register.
Page 0 / Register 40:
High Power Output Stage Control Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7–D6
R/W
00
Output Common-Mode Voltage Control
00: Output common-mode voltage = 1.35V
01: Output common-mode voltage = 1.5V
10: Output common-mode voltage = 1.65V
11: Output common-mode voltage = 1.8V
D5–D4
R/W
00
LINE2L Bypass Path Control
00: LINE2L bypass is disabled
01: LINE2L bypass uses LINE2LP single-ended
1X: Reserved. Do not use.
D3–D2
R/W
00
LINE2R Bypass Path Control
00: LINE2R bypass is disabled
01: LINE2R bypass uses LINE2RP single-ended
1X: Reserved. Do not use.
D1–D0
R/W
00
Output Volume Control Soft-Stepping
00: Output soft-stepping = one step per Fs
01: Output soft-stepping = one step per 2Fs
10: Output soft-stepping disabled
11: Reserved. Do not write this sequence to these register bits.
Page 0 / Register 41:
DAC Output Switching Control Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7–D6
R/W
00
Left DAC Output Switching Control
00: Left DAC output selects DAC_L1 path
01: Left DAC output selects DAC_L3 path to left line output driver
10: Left DAC output selects DAC_L2 path to left high power output drivers (1)
11: Reserved. Do not write this sequence to these register bits.
(1)
When using the DAC direct paths (DAC_L2 and DAC_R2), the signal will be gained up by a factor of -1 dB.
50
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