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参数资料
型号： TLV320AIC32IRHBR
厂商： TEXAS INSTRUMENTS INC
元件分类： 消费家电
英文描述： SPECIALTY CONSUMER CIRCUIT, PQCC32
封装： 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数： 40/80页
文件大小： 1270K
代理商： TLV320AIC32IRHBR
TLV320AIC32
www.ti.com ............................................................................................................................................. SLAS479C – AUGUST 2005 – REVISED DECEMBER 2008
Page 0 / Register 18:
MIC3L/R to Right ADC Control Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7–D4
R/W
1111
MIC3L Input Level Control for Right ADC PGA Mix
Setting the input level control to a gain below automatically connects MIC3L to the right ADC
PGA mix
0000: Input level control gain = 0.0-dB
0001: Input level control gain = –1.5-dB
0010: Input level control gain = –3.0-dB
0011: Input level control gain = –4.5-dB
0100: Input level control gain = –6.0-dB
0101: Input level control gain = –7.5-dB
0110: Input level control gain = –9.0-dB
0111: Input level control gain = –10.5-dB
1000: Input level control gain = –12.0-dB
1001–1110: Reserved. Do not write these sequences to these register bits
1111: MIC3L is not connected to the right ADC PGA
D3–D0
R/W
1111
MIC3R Input Level Control for Right ADC PGA Mix
Setting the input level control to a gain below automatically connects MIC3R to the right ADC
PGA mix
0000: Input level control gain = 0.0-dB
0001: Input level control gain = –1.5-dB
0010: Input level control gain = –3.0-dB
0011: Input level control gain = –4.5-dB
0100: Input level control gain = –6.0-dB
0101: Input level control gain = –7.5-dB
0110: Input level control gain = –9.0-dB
0111: Input level control gain = –10.5-dB
1000: Input level control gain = –12.0-dB
1001–1110: Reserved. Do not write these sequences to these register bits
1111: MIC3R is not connected to right ADC PGA
Page 0 / Register 19:
LINE1L to Left ADC Control Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7
R/W
0
Reserved. Write Only zero to this bit.
D6–D3
R/W
1111
LINE1L Input Level Control for Left ADC PGA Mix
Setting the input level control to a gain below automatically connects LINE1L to the left ADC
PGA mix
0000: Input level control gain = 0.0-dB
0001: Input level control gain = –1.5-dB
0010: Input level control gain = –3.0-dB
0011: Input level control gain = –4.5-dB
0100: Input level control gain = –6.0-dB
0101: Input level control gain = –7.5-dB
0110: Input level control gain = –9.0-dB
0111: Input level control gain = –10.5-dB
1000: Input level control gain = –12.0-dB
1001–1110: Reserved. Do not write these sequences to these register bits
1111: LINE1L is not connected to the left ADC PGA
D2
R/W
0
Left ADC Channel Power Control
0: Left ADC channel is powered down
1: Left ADC channel is powered up
D1–D0
R/W
00
Left ADC PGA Soft-Stepping Control
00: Left ADC PGA soft-stepping at once per Fs
01: Left ADC PGA soft-stepping at once per two Fs
10–11: Left ADC PGA soft-stepping is disabled
Page x / Register 20:
LINE2L to Left(1) ADC Control Register
BIT
READ/
RESET
DESCRIPTION
WRITE
VALUE
D7
R/W
0
Reserved. Write only zero to this bit.
(1)
LINE1R SEvsFD control is available for both left and right channels. However this setting must be same for both the channels.
Copyright 2005–2008, Texas Instruments Incorporated
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Product Folder Link(s): TLV320AIC32
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