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參數(shù)資料
| 型號： | PCM3794 |
| 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，揚聲器放大器和數(shù)字 |
| 文件頁數(shù)： | 52/63頁 |
| 文件大?。?/td> | 915K |
| 代理商： | PCM3794 |
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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 90
0
IDX6
IDX5
IDX4
IDX3
IDX2
IDX1
IDX0
RSV
RSV
CMT1
CMT0
RSV
RSV
G20R
G20L
IDX[6:0]:
1011010b (5Ah): Register 90
CMT[1:0]: V
COM
Ramp Up/Down Time Control
Default value: 00
These bits are used for selecting ramp up/down time from ground level to the common-voltage level or from the
common-voltage to ground level during the power up/down sequence, in order to reduce audible pop noise.
CMT[1:0]
0 0
0 1
1 0
1 1
V
COM
Ramp Up/Down Time Control
Nominal; R
CMT
= 60 k
(default)
Slow; R
CMT
= 120 k
Fast; R
CMT
= 30 k
Fastest; R
CMT
= 2.73 k
G20R: 20-dB Boost for PG2 (Gain Amplifier for AIN1R, AIN2R, and AIN3R)
Default value: 0
This bit is used to boost the microphone signal when the analog input is small.
G20R = 0
G20R = 1
0 dB (default)
20-dB boost
G20L: 20-dB Boost for PG1 (Gain Amplifier for AIN1L, AIN2L, and AIN3L)
Default value: 0
This bit is used to boost the microphone signal when the analog input is small.
G20L = 0
G20L = 1
0 dB (default)
20-dB boost
52
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| PCM3794RHBRG4 | 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| PCM-3794 | 制造商:AAEON 制造商全稱:AAEON 功能描述:PCI-104 2-slot PCMCIA Module /Three IEEE-1394 Port Daughter Board |
| PCM3794A | 制造商:BB 制造商全稱:BB 功能描述:16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
| 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 |
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