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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(jī)，揚(yáng)聲器放大器和數(shù)字 |
| 文件頁數(shù)： | 5/63頁 |
| 文件大?。?/td> | 915K |
| 代理商： | PCM3794 |
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PCM3793
PCM3794
SLES193A–AUGUST 2006–REVISED SEPTEMBER 2006
ELECTRICAL CHARACTERISTICS (continued)
All specifications at T
A
= 25
°
C, V
DD
= V
IO
= V
CC
= V
PA
= 3.3 V, f
S
= 48 kHz, system clock = 256 f
S
, and 16-bit data (unless
otherwise noted).
PCM3793RHB, PCM3794RHB
MIN
PARAMETER
TEST CONDITIONS
UNIT
TYP
MAX
Line Input to Digital Output Through ADC (AIN1L/R, AIN2L/R, AIN3L, and AIN3L/R)
ALC = OFF, microphone boost = 0 dB, PGA = 0 dB, speaker and headphone = powered down, analog mixing = disabled
DYNAMIC PERFORMANCE
2.828
Vp-p
Vrms
dB
dB
dB
Full-scale input voltage
0 dB
1
Dynamic range
Signal-to-noise ratio
Channel separation
Total harmonic distortion + noise
ANALOG INPUT
Center voltage
Input impedance
Microphone Bias
ALC = OFF, microphone boost = 0 dB, PGA = 0 dB, speaker and headphone = powered down, analog mixing = disabled
Bias voltage
Bias source current
Output noise
Filter Characteristics
INTERPOLATION FILTER FOR DAC
Pass band
Stop band
Pass-band ripple
Stop-band attenuation
Group delay
De-emphasis error
ANALOG FILTER FOR DAC
Frequency response
f = 20 kHz
DECIMATION FILTER FOR ADC
Pass band
Stop band
Pass-band ripple
Stop-band attenuation
f < 3.268 f
S
Group delay
HIGH-PASS FILTER FOR ADC
–3 dB, f
c
= 4 Hz
–0.5 dB, f
c
= 4 Hz
–0.1 dB, f
c
= 4 Hz
Frequency response
–3 dB, f
c
= 240 Hz
–0.5 dB, f
c
= 240 Hz
–0.1 dB, f
c
= 240 Hz
EIAJ, A-weighted
EIAJ, A-weighted
90
90
87
SNR
83
THD+N
–1 dB
0.009%
0.5 V
CC
V
k
10
20
0.75 V
CC
V
2
mA
μ
V
14
0.454 f
S
0.546 f
S
±
0.04
dB
dB
s
dB
–50
19/f
s
±
0.1
±
0.2
dB
0.408 f
S
0.591 f
S
±
0.02
dB
dB
s
–60
17/f
S
3.74
10.66
24.2
235.68
609.95
2601.2
Hz
5
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相關(guān)PDF資料 |
PDF描述 |
|---|---|
| PCM3794RHB | 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
| PCM3794RHBR | 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
| PCM3794RHBRG4 | 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
| PCM3794RHBT | 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
| PCM3793 | 16-Bit, Low-Power Stereo Audio CODEC With Microphone Bias, Headphone, and Digital Speaker Amplifier |
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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