參數(shù)資料
型號： PCM3794A
元件分類： Codec
英文描述： 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
中文描述： 16位，低功耗立體聲音頻編解碼器麥克風(fēng)偏置，耳機(jī)，揚(yáng)聲器放大器和數(shù)字
文件頁數(shù)： 44/68頁
文件大小： 982K
代理商： PCM3794A
www.ti.com
Attack
Recovery
+FS
–FS
+FS
–FS
Input Data
Output Data
Attack Time
Recovery Time
+FS
–FS
+FS
–FS
Input Data
Output Data
T0166-01
PCM3793A
PCM3794A
SLAS529A–JANUARY 2007–REVISED FEBRUARY 2007
Register 83
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
Register 83
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RALC
RSV
RRTC
RATC
RCP1
RCP0
RLV1
RLV0
IDX[6:0]:
101 0011b (53h): Register 83
RALC: Automatic Level Control (ALC) Enable for Recording
Default value: 0
Automatic level control can be enabled with some parameters for microphone input or lower analog source level.
RALC = 0
RALC = 1
Disable (default)
Enable
RRTC: ALC Recovery Time Control for Recording
Default value: 0
This bit is used to select the recovery time for the ALC. The response is shown in
Figure 37
.
RRTC = 0
RRTC = 1
3.4 s (default)
13.6 s
RATC: ALC Attack Time Control for Recording
Default value: 0
This bit is used to select the attack time for the ALC. The response is shown in
Figure 37
.
RATC = 0
RATC = 1
1 ms (default)
2 ms
Figure 37. Attack and Recovery Time Response
44
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相關(guān)PDF資料
PDF描述
PCM3794ARHBR 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PCM3794ARHBT 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PCM4201 Low Power, 24-Bit, Single Channel Audio Analog-to-Digital Converter
PCM4201PW Low Power, 24-Bit, Single Channel Audio Analog-to-Digital Converter
PCM4201PWR Low Power, 24-Bit, Single Channel Audio Analog-to-Digital Converter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCM-3794-A10 制造商:AAEON Technology Inc 功能描述:PCI-104 2-SLOT PCMCIA (HOT SWAP) - Bulk
PCM-3794-A10-01 制造商:AAEON Technology Inc 功能描述:PCI-104 2-SLOT PCMCIA (HOT SWAP) & PCM-3594 IEEE-1394 3-PORT - Bulk
PCM3794ARHB 制造商:Texas Instruments 功能描述:AUD CODEC 2ADC / 2DAC 16BIT 32QFN EP - Tape and Reel
PCM3794ARHBR 功能描述:接口—CODEC 16B Lo Pwr St Audio CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
PCM3794ARHBRG4 功能描述:接口—CODEC 16B Low Pwr Stereo Audio CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
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