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參數(shù)資料
| 型號： | PCM2902EG4 |
| 元件分類： | Codec |
| 英文描述： | STEREO AUDIO CODEC WITH USB INTERFACE, SINGLE ENDED ANALOG INPUT/OUTPUT AND S/PDIF |
| 中文描述： | 立體聲音頻編解碼器帶USB接口，單端模擬輸入/輸出和S / PDIF |
| 文件頁數(shù)： | 4/33頁 |
| 文件大小： | 380K |
| 代理商： | PCM2902EG4 |
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SLES035C MARCH 2002 REVISED MARCH 2007
www.ti.com
4
ELECTRICAL CHARACTERISTICS
all specifications at TA = 25
°
C, VBUS = 5 V, fS = 44.1 kHz, fIN = 1 kHz, 16-bit data, unless otherwise noted
PARAMETER
TEST CONDITIONS
PCM2900E, PCM2902E
MIN
TYP
UNIT
MAX
Clock Frequency
fS
DC Accuracy
Sampling frequency
8, 11.025, 16, 22.05, 32, 44.1, 48
kHz
Gain mismatch channel-to-channel
Gain error
Bipolar zero error
Dynamic Performance(1)
±
1
±
2
±
0
±
5
±
10
% of FSR
% of FSR
% of FSR
VCCCI = 3.67 V, VIN = –0.5 dB(2)
VIN = –0.5 dB(3)
VIN = –60 dB
A-weighted
A-weighted
0.01%
0.1%
5%
0.02%
THD+N
Total harmonic distortion plus noise
Dynamic range
Signal-to-noise ratio
Channel separation
81
81
80
89
89
85
dB
dB
dB
SNR
Analog Input
Input voltage
0.6
VCCCI
Vpp
Center voltage
0.5
VCCCI
V
Input impedance
30
150
–0.08
k
kHz
dB
Antialiasing filter frequency response
–3 dB
fIN = 20 kHz
Digital Filter Performance
Pass band
Stop band
Pass-band ripple
Stop-band attenuation
td
Delay time
LCF frequency response
DAC Characteristics
Resolution
Audio data channel
Clock Frequency
fS
Sampling frequency
(1)fIN = 1 kHz, using Audio Precision System II, RMS mode with 20-kHz LPF, 400-Hz HPF in calculation.
(2)Using external voltage regulator for VCCCI (as shown in Figure 36 and Figure 37, using with REG103xA-A)
(3)Using internal voltage regulator for VCCCI (as shown in Figure 38 and Figure 39)
0.454 fS
Hz
Hz
dB
dB
s
MHz
0.583 fS
±
0.05
–65
17.4/fS
0.078 fS
–3 dB
8, 16
1, 2
bits
channel
32, 44.1, 48
kHz
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| PCM2903 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:STEREO AUDIO CODEC WITH USB INTERFACE SINGLE ENDED ANALOG INPUT/OUTPUT AND S/P DIF |
| PCM2903B | 制造商:TI 制造商全稱:Texas Instruments 功能描述:STEREO AUDIO CODEC WITH USB INTERFACE, SINGLE-ENDED ANALOG INPUT/OUTPUT, AND S/PDIF |
| PCM2903BDB | 功能描述:接口—CODEC Stereo Audio Codec with USB Interface 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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
| PCM2903BDBR | 功能描述:接口—CODEC Stereo Audio Codec with USB Interface 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 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
| PCM2903BDBRMULT1 | 制造商:Texas Instruments 功能描述: |
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