參數(shù)資料
型號(hào)： TLV320AIC34_1
廠商： Texas Instruments, Inc.
元件分類： Codec
英文描述： FOUR-CHANNEL, LOW-POWER AUDIO CODEC FOR PORTABLE AUDIO/TELEPHONY
中文描述： 四通道，低功耗音頻編解碼器的便攜式音頻/電話
文件頁數(shù)： 11/94頁
文件大?。?/td> 905K
代理商： TLV320AIC34_1
www.ti.com
TLV320AIC34
SLAS538A–OCTOBER 2007–REVISED NOVEMBER 2007
ELECTRICAL CHARACTERISTICS (continued)
At 25
°
C, AVDD_DAC, DRVDD, IOVDD = 3.3 V, DVDD = 1.8 V, f
S
= 48-kHz, 16-bit audio data (unless otherwise noted)
TEST CONDITIONS
MIN
TYP
MAX
UNIT
AUDIO DAC – SINGLE-ENDED HEADPHONE OUTPUT, Load = 16
,
Codec Block A, B
0-dB input full-scale signal, output volume control = 0 dB,
output common-mode setting = 1.35 V
Full-scale output voltage
0.707
Vrms
No input signal, output volume control = 0 dB, output
common-mode setting = 1.35 V, f
S
= 48 kHz, A-weighted
No input signal, output volume control = 0 dB, output
common-mode setting = 1.35 V, f
S
= 48 kHz, 50% DAC
current boost, A-weighted
93
dB
SNR
Signal-to-noise ratio
94
dB
–60 dB, 1-kHz input full-scale signal, output volume control =
0 dB, output common-mode setting = 1.35 V, f
S
= 48 kHz,
A-weighted
Dynamic range
89
dB
0-dB, 1-kHz input full-scale signal, output volume control =
0 dB, output common-mode setting = 1.35 V, f
S
= 48 kHz
217-Hz signal applied to DRVDD, AVDD_DAC
THD
Total harmonic distortion
–74
–65
dB
41
PSRR
Power-supply rejection ratio
dB
1-kHz signal applied to DRVDD, AVDD_DAC
44
0-dB full-scale input signal between left and right headphone
out
DAC channel separation
84
dB
0-dB, 1-kHz input full-scale signal, output volume control =
0 dB, output common-mode setting = 1.35 V, f
S
= 48 kHz
DAC gain error
–0.8
dB
AUDIO DAC – LINEOUT AND HEADPHONE OUT DRIVERS,
Codec Block A, B
First option
1.35
Second option
1.5
Output common mode
V
Third option
1.65
Fourth option
1.8
Output volume-control maximum
setting
9
dB
Output volume-control step size
1
dB
AUDIO DAC – DIFFERENTIAL SPEAKER OUTPUT, R
LOAD
= 8
, 1 kHz Input Signal,
Codec Block A ONLY
Full-scale output voltage, codec
block A only
0-dB input full-scale signal, output common-mode setting =
1.35 V, output volume control = 0 dB
1.414
V
RMS
Signal-to-noise ratio, codec
block A only
A-weighted, f
= 48 kHz, output volume control = 0 dB, no
input signal, output common-mode setting = 1.35 V
SNR
96
dB
Total harmonic distortion, codec
block A only
f
= 48 kHz, 1-kHz input full-scale signal, output volume
control = 0 dB, output common-mode setting = 1.35 V
THD
–67
dB
DAC gain error, codec block A
only
f
= 48 kHz, 1-kHz input full-scale signal, output volume
control = 0 dB, output common-mode setting = 1.35 V
–2
dB
DAC DIGITAL INTERPOLATION – FILTER f
S
= 48-ksps
Codec Block A, B
Pass band
0
0.45 f
S
Hz
Pass-band ripple
±0.06
dB
Transition band
0.45 f
S
0.55 f
S
0.55 f
S
7.5 f
S
Hz
Stop band
Hz
Stop-band attenuation
65
dB
Group delay
21/f
S
s
DIGITAL I/O
Codec Block A, B
V
IL
Input low level
–0.3
0.3 IOVDD
V
IOVDD > 1.6 V
0.7 IOVDD
V
IH
Input high level
(4)
V
IOVDD < 1.6 V
1.1
V
OL
V
OH
Output low level
0.1 IOVDD
V
Output high level
0.8 IOVDD
V
(4)
When IOVDD < 1.6 V, minimum V
IH
is 1.1 V.
Copyright 2007, Texas Instruments Incorporated
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TLV320AIC34
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TLV320AIC34EVM-K 功能描述:音頻 IC 開發(fā)工具 TLV320AIC34EVM-K Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
TLV320AIC34IZAS 功能描述:接口—CODEC Low-Pwr 4-channel 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
TLV320AIC34IZASR 功能描述:接口—CODEC Low-Pwr 4-channel 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
TLV320AIC36 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low Power Stereo Audio Codec With Embedded miniDSP
TLV320AIC36EVM-K 功能描述:音頻 IC 開發(fā)工具 TLV320AIC36 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
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