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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： 155/156页
文件大小： 1701K
代理商： TLV320AIC3111IRHBT
TLV320AIC3111
SLAS644B – JULY 2009 – REVISED OCTOBER 2009
www.ti.com
Page 0 / Register 81: ADC Digital Mic
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: ADC channel is powered down.
1: ADC channel is powered up.
D6
R/W
0
Reserved
D5–D4
R/W
00
00: Digital microphone input is obtained from GPIO1 pin.
01: Reserved.
10: Digital microphone input is obtained from DIN pin.
11: Reserved.
D3
R/W
0
0: Digital microphone is not enabled for delta-sigma mono ADC channel.
1: Digital microphone is enabled for delta-sigma mono ADC channel
D2
R/W
0
Reserved
D1–D0
R/W
00
00: ADC channel volume control soft-stepping is enabled for one step per sample period.
01: ADC channel volume control soft-stepping is enabled for one step per two sample periods.
10: ADC channel volume control soft-stepping is disabled.
11: Reserved. Do not write this sequence to these bits.
Page 0 / Register 82: ADC Digital Volume Control Fine Adjust
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
1
0: ADC channel not muted
1: ADC channel muted
Delta-Sigma Mono ADC Channel Volume Coontrol Fine Gain
000: 0 dB
001: –0.1 dB
D6–D4
R/W
000
010: –0.2 dB
011: –0.3 dB
100: –0.4 dB
101–111: Reserved
D3–D0
R/W
0000
Reserved. Write only zeros to these bits.
Page 0 / Register 83: ADC Digital Volume Control Coarse Adjust
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
Reserved
D6–D0
000 0000
Delta-Sigma Mono ADC Channel Volume Control Coarse Gain
000 0000–010 0111: Reserved
010 1000: –12 dB
010 1001: –11.5 dB
...
110 0111: 19.5 dB
110 1000: 20 dB
110 1001–111 1111: Reserved
Page 0 / Register 84 and Page 0 / Register 85: Reserved
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
XXXX XXXX
Reserved. Write only the reset value to these bits.
98
REGISTER MAP
Copyright 2009, Texas Instruments Incorporated
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Product Folder Link(s): TLV320AIC3111
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