參數(shù)資料
型號： TLV320AIC26IRHBG4
廠商： Texas Instruments, Inc.
元件分類： Codec
英文描述： LOW POWER STEREO AUDIO CODEC WITH HEADPHONE/SPEAKER AMPLIFIER AND 12-BIT BATTERY / TEMPERATURE / AUXILIARY ADC
中文描述： 低功耗立體聲音頻編解碼器耳機(jī)/揚(yáng)聲器放大器和12位電池/溫度/輔助ADC
文件頁數(shù)： 37/74頁
文件大?。?/td> 896K
代理商： TLV320AIC26IRHBG4
TLV320AIC26
SLAS412 DECEMBER 2003
www.ti.com
42
BIT
FUNCTION
RESET
VALUE
READ/
WRITE
NAME
D4D1
AGCTC
R/W
0000
AGC Time Constant. These four bits set the AGC attack and decay time constants.
Time constants remain the same irrespective of any sampling frequency.
Attack Time (ms)
Decay Time (ms)
0000
8
100
0001
11
100
0010
16
100
0011
20
100
0100
8
200
0101
11
200
0110
16
200
0111
20
200
1000
8
400
1001
11
400
1010
16
400
1011
20
400
1100
8
500
1101
11
500
1110
16
500
1111
20
500
D0
AGCEN
R/W
0
AGC Enable
0 => AGC is off
(ADC PGA is controlled by D15D8 ADC PGA Control)
1 => AGC is on
(ADC PGA is controlled by AGC)
REGISTER 02H: CODEC DAC Gain Control
BIT
NAME
READ/
WRITE
RESET
VALUE
FUNCTION
D15
DALMU
R/W
1
DAC Left Channel Muted
1 => DAC left channel muted
0 => DAC left channel not muted
D14D8
DALVL
R/W
1111111
DAC Left Channel Volume Control
0000000 => DAC left channel volume control = 0 dB
0000001 => DAC left channel volume control = 0.5 dB
0000010 => DAC left channel volume control = 1.0 dB
1111110 => DAC left channel volume control = 63.0 dB
1111111 => DAC left channel volume control = 63.5 dB
D7
DARMU
R/W
1
DAC Right Channel Muted
1 => DAC right channel muted
0 => DAC right channel not muted
D6D0
DARVL
R/W
1111111
DAC Right Channel Volume Control
0000000 => DAC right channel volume control = 0 dB
0000001 => DAC right channel volume control = 0.5 dB
0000010 => DAC right channel volume control = 1.0 dB
1111110 => DAC right channel volume control = 63.0 dB
1111111 => DAC right channel volume control = 63.5 dB
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