參數(shù)資料
型號(hào)： PCM3794RHBT
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)： 34/63頁
文件大?。?/td> 915K
代理商： PCM3794RHBT
www.ti.com
PCM3793
PCM3794
SLES193A–AUGUST 2006–REVISED SEPTEMBER 2006
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
Register 71
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
RSV
RSV
SPSE
SPS1
SPS0
DFQ1
DFQ0
IDX[6:0]:
100 0111b (47h): Register 71
SPSE: Enable of Spectrum Spreading
Default value: 0
The class-D speaker amplifier output can cause RF interference due to switching noise. The PCM3793 can
reduce peak noise by the use of spectrum spreading technology when SPSE = 1.
SPSE = 0
SPSE = 1
Disable (default)
Enable
SPS[1:0]: Spectrum Spreading Efficiency
Default value: 00
The efficiency of spectrum spreading technology can be changed to low, medium, or high.
SPS[1:0]
00
01
10
11
Spectrum Spreading Efficiency
Low (default)
Medium
High
Reserved
DFQ[1:0]: Switching Frequency for Speaker Amplifier (Class-D)
Default value: 00
Switching frequency for the class-D speaker amplifier can be selected to avoid interference with other
equipment.
DFQ[1:0]
00
01
10
11
Class D Amplifier Switching Frequency
1.5 MHz (default)
2.25 MHz
2.65 MHz
3 MHz
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
B0
Register 72
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
RSV
RSV
RSV
RSV
RSV
PMXR
PMXL
IDX[6:0]:
100 1000b (48h) Register 72
PMXR: Power Up/Down for MXR (Mixer R-Channel)
PMXL: Power Up/Down for MXL (Mixer L-Channel)
Default value: 0
These bits are used to control power up and down for the analog mixer.
PMXL, PMXR = 0
PMXL, PMXR = 1
Power down (default)
Power up
34
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相關(guān)PDF資料
PDF描述
PCM3793 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PCM3793RHB 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PCM3793RHBR 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PCM3793RHBRG4 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier
PCM4202DB High-Performance 24-Bit, 216kHz Sampling Stereo Audio Analog-to-Digital Converter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PCM3794RHBTG4 功能描述:接口—CODEC Very Low-Pwr Stereo 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
PCM-38 功能描述:電線鑒定 Pre-Printed WM Card, Vinyl Cloth, .22" W RoHS:否 制造商:TE Connectivity / Q-Cees 產(chǎn)品:Labels and Signs 類型: 材料:Vinyl 顏色:Blue 寬度:0.625 in 長度:1 in
PCM-380 制造商:Panduit Corp 功能描述:
PCM-3810I-AE 制造商:Advantech Co Ltd 功能描述:250 KS/S, 12-BIT, MULTIFUNCTION PCI-10 - Bulk 制造商:Advantech Co Ltd 功能描述:250 kS/s, 12-bit, Multifunction PCI-104 module
PCM-3813I-AE 制造商:Advantech Co Ltd 功能描述:100 kS/s, 12-bit, 32 channel, Analog Input PCI-104 Module
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